The 876 commercial and saturation diving companies

Company directory

ABCO Divers

Over 40 years of underwater services for civil engineering and marine construction.

AMC Dive

New York/New Jersey; underwater construction, hull cleaning and salvage.

AMSOL

Maritime and offshore support services company including diving, salvage and underwater operations.

ASI Group

St. Catharines, ON; underwater inspections and surveys.

Abu Dhabi Oilfield Services

Abu Dhabi-based oilfield and subsea services company for the oil and gas industry.

Acteon Group

Group of subsea services and equipment brands (moorings, geoservices, robotics).

Ada Tuzla Dalgıçlık

Commercial diving in Tuzla: underwater welding, inspection and underwater ship work.

Advanced Offshore Services

Jakarta-headquartered group dedicated to underwater inspection, subsea engineering, ROV and diving services.

Advanced Subsea Services

Sidney, BC; commercial diving, manpower and ROV in western Canada.

Afonso Group

St. John's, Newfoundland and Labrador contractor: commercial diving, ROV, underwater welding/cutting and pipeline and ship inspection.

Africa Diving Services

IMCA-certified commercial diving contractor in Nigeria: air/nitrox diving, ROV, inspection and offshore construction support.

Aguayo Instalaciones Submarinas

Camas (Seville)-based company, established 1985, providing maritime works and services: pile driving, buoyage, refloating and underwater works on the Guadalquivir and the Atlantic coast.

Akdeniz Dalgıçlık

Industrial diving and underwater maintenance and repair works.

Aker Solutions

Subsea production systems and offshore engineering (EPC/equipment, not a diving operator).

Al Amaq Marine Diving Services

Inshore commercial diving contractor: inspection, maintenance, underwater welding, marine construction and salvage in the Gulf.

Al Hajri Gulf

Commercial diving, offshore construction and underwater services for the oil and gas sector in Kuwait.

Al Khaleej Marine Diving Services

ADCI-certified commercial diving contractor: ship husbandry, civil and industrial diving, salvage and technical solutions.

Alam Maritim

Bursa-listed group: offshore construction, subsea engineering, ROV and underwater services.

Alaska Commercial Divers

Southeast Alaska; diving and marine services, woman- and veteran-owned.

Alaska Marine Response

Alaska; salvage, towage and diving.

Albwardy Damen

Shipyard and ship repair contractor with a commercial diving division at the Port of Fujairah.

Alfons Håkans

Turku-based group: harbour and marine towage, salvage, icebreaking and marine construction.

Alldive Ltd

24-hour commercial diving and underwater services to vessels in Malta.

Alliance Subsea Solution

Underwater and subsea engineering services: afloat vessel inspection, in-water repairs and offshore works, based in Mumbai.

Allseas

Offshore pipe-lay and subsea installation/heavy lift (mostly ROV, not diving).

Almirón & Cía

Salvage and commercial diving company with a track record in underwater assistance in Argentina.

American Marine Corporation

Alaska and Hawaii; commercial diving, salvage, dredging and marine construction.

Apex Diving and Marine

HSE-compliant commercial diving contractor based in Portland, Dorset.

Aqua Diving Services

Commercial diving and underwater services contractor for oil and gas and marine civil works, based in Dubai, Sharjah and Abu Dhabi.

Aqua Laboris

Professional diving specialising in wet dredging of dams, reservoirs and harbours, plus underwater inspection and maintenance.

Aquadive Nigeria Limited

Commercial diving contractor in Nigeria: inspection, hull cleaning, underwater welding, salvage and 24/7 response.

Aquanaftikos

Panamanian commercial diving company providing underwater ship assistance services.

Aquarius Hydrotechnika

Over 35 years in diving and hydro-engineering across Poland.

Aquarius Marine Services

Egyptian maritime agency with an underwater and offshore services division in the Suez Canal and Red Sea.

Aquatec Marine Services Limited

100% Ghanaian-owned diving contractor (since 1990) for offshore and inshore works down to 50 m, with IMCA-specification equipment.

Aquatech Diving

Commercial diving and intervention for offshore wind, based in Joure.

Aquatic SCUBATECH

Commercial diving and marine engineering: welding, cutting, inspection and salvage.

Aquatiq Diving

Underwater hull cleaning and commercial diving services based in Chennai.

Aquatix Subsea Contractors

Commercial diving and subsea contractor in Qatar: inspection, maintenance, construction, repair and ROV services.

Aquaworker

Underwater work carried out by professional divers in Germany.

Aquenal

Scientific diving, marine surveys and environmental assessment in Tasmania.

Aqueos Corporation

Broussard, LA; commercial diving and underwater services in the Gulf of Mexico.

Arabian Gulf Pearl

Onshore-offshore marine contractor in Kuwait; marine and industrial services and ROV operations.

Arctia

Finnish maritime services company: professional diving, ROV, cable and pipeline installation and underwater structure inspection.

Arendal

Subsea pipeline construction contractor, specialist diving and offshore IMR services with divers and ROVs.

Argonáutica Engenharia e Pesquisas

Engineering and research for port operations and the oil and gas sector: mooring and monitoring.

Aries Marine & Engineering Services

Marine engineering and inspection company (NDT, rope access, surveys) with underwater inspection services, headquartered in Sharjah.

Artic Diving & Marine Services

Commercial diving and marine construction contractor: welding and cutting, pipelines, inspection, hull cleaning and salvage in Fujairah.

Asha Underwater Services

Onshore and offshore diving contractor: trenching and laying of underwater pipelines and cables, dredging and underwater inspection.

Atlantic Marine & Oilfield Services

IMCA-member commercial diving, underwater construction, subsea intervention and ROV contractor, active in Nigeria and Ghana.

Aveon Offshore

Nigerian shipyard and contractor for offshore structure fabrication and integration with underwater and ROV support.

BIDCO Marine Group

Buffalo, New York contractor: commercial and inland diving at Great Lakes water intakes, dams, locks and bridges.

BITEK

Explosive ordnance disposal and underwater works, based near Bremen.

BOA Offshore

Norwegian heavy marine transport, towage and emergency response and salvage company based in Trondheim.

BOMESC Offshore Engineering

Offshore fabrication and engineering: modules, marine structures and LNG projects.

BUTEPERU

Professional diving and underwater operations, licensed by DICAPI and APN.

Baars-Cipro

Underwater works and inspection for hydraulic infrastructure in the Netherlands.

Bahía Grande

Maritime logistics operator and offshore support vessels (AHTS) for the offshore oil and gas industry in the Southern Cone.

Bailey's Marine Service

Kippens, Newfoundland and Labrador contractor: commercial diving, welding/cutting, inspections, salvage and ROV.

Balizamientos y Obras Hidráulicas de Mazarrón

Construction, installation and maintenance of marine and underwater works, including maintenance of ponds, dams and reservoirs (Murcia).

Ballard Marine Construction

Commercial diving and underwater construction with saturation, nitrox and mixed-gas capability.

Baltic Diver

Diving for offshore wind, the maritime industry and port and hydraulic engineering.

BasBuceo Colombia

Industrial and commercial diving and underwater assistance company, providing technical inspection of vessels and submerged structures.

Baywood Continental

Nigerian indigenous EPCIC services company for oil and gas, with offshore installation and diving/ROV support.

Beacon Offshore

IMCA subsea contractor in Thailand: air and saturation diving, ROV, IRM inspection and survey.

Belgium Diving

24/7 professional diving team based at the Port of Antwerp.

Belov

Port, underwater, naval and offshore engineering group with diving, ROV and underwater welding, headquartered in Salvador (BA).

Benelux Diving

Underwater solutions for civil engineering and critical infrastructure, based in Rotterdam.

Benmarine Offshore Services

Marine provider in Ghana offering diving/underwater services, marine survey and technical consultancy in West Africa.

Bentos Comercializadora Romo

Industrial diving, marine salvage, underwater welding and repairs with ROV support at the Port of Manzanillo.

Bevaldia

Underwater services to vessels (hull cleaning and inspection) headquartered in Piraeus with international coverage.

Bhagwan Marine

Australian commercial diving, subsea services and offshore support fleet.

Biga Group

Underwater hull cleaning, inspection and surveys.

Birdon

Australian marine group for engineering, towage and maritime response and salvage.

Bisso Marine

Marine construction, pipe-lay, salvage, heavy lift and diving in the Gulf.

Black Dog Divers

New Hampshire; commercial diving, marine construction and cranes.

Blackpearl Subsea Services

Malaysian commercial diving and ROV company: underwater maintenance, repair and inspection.

Blackwater Diving

Morgan City, LA; air and mixed-gas diving for the offshore industry.

Blue Core Marine Works

IMCA/ADC/IDSSC-certified commercial diving and marine construction contractor in Qatar and the GCC.

Blue Ocean Monitoring

Australian ocean survey company operating autonomous surface vehicles and underwater gliders.

Bluematt

Maritime and hydraulic engineering and professional diving in Gran Canaria: structural and environmental inspections and underwater works.

Bluestream Offshore

Dutch subsea intervention company with surface-supplied diving, ROV and rope access for IRM and decommissioning.

Boluda Towage

Towage and salvage division of Boluda Corporación Marítima, operating in Europe, Africa and Latin America.

Borneo Subsea Services

Petronas-licensed commercial diving and ROV company in Labuan for oil and gas.

Boskalis

Dredging and marine construction giant; subsea division (with the ex-Rever DSVs) and saturation diving.

Bram Offshore

Marine logistics company supporting oil and gas (Edison Chouest Group) with a fleet of offshore vessels.

Bravante

Brazilian offshore services group: marine support, shipyard, bunkering and environmental protection for the energy supply chain.

Brian Perry Civil

Specialist civil engineering firm with marine and foundation works.

Briggs Marine

British family-owned marine and environmental services company: subsea cables, diving, survey and offshore support.

Bucemar

Castellón Port underwater works company: hydraulic works, petrochemical plants, inspections and underwater cutting and welding.

Buceo Industrial Construcción e Ingeniería

Industrial diving, engineering and port construction (quays, dredging and refloating) in Lázaro Cárdenas, Michoacán.

Buceo Octopus Uruguay

Uruguayan company offering professional, scientific and commercial diving services.

Buceo Pretorianos

Seville-based professional diving company for inland waters (irrigation reservoirs, marshes, dams and confined spaces), with surface-supplied diving.

Bulldog Diving

Rockport, Indiana contractor: commercial diving for power plants, hydroelectric facilities, water treatment plants and wastewater plants.

Buzca

Subsea engineering and diving company with specialised equipment, headquartered in Cartagena.

Buzos Comerciales Ecuador

Ecuadorian commercial and industrial diving company: underwater works, cutting and welding, and inspections on dams and bridges.

Buzos y Buzos

Colombian commercial diving company providing underwater repairs and maintenance, based in Cartagena since 1997.

Buzos365

Catalan company offering underwater and hyperbaric works for ports, marinas, boatyards and shipyards.

C&H Marine Services

New Bedford, MA; ADCI commercial diving and salvage across New England.

C-Innovation

US subsea contractor (Edison Chouest group) specialising in well intervention, IMR and ROV/AUV operations.

CDA Bilbao

Commercial diving and training services in the Basque Country; offshore diving division.

CDMS Atlantic

Sydney, NS; commercial diving and marine services.

CDS Marine

Diving, port civil works and survey for oil and gas, with more than 20 years' experience.

CHR Group

Uruguayan maritime group with an offshore division, port operations and ship agency services in Montevideo.

CIDCO

Inland and offshore commercial and industrial diving.

CIMC Raffles

Offshore engineering and construction: platforms, FPSOs, marine repair and conversion.

CIOMAR

Marine construction and works company in Isla (Cantabria) with its own diving team: underwater concreting, underwater cutting and welding, dredging and inspections.

CMC Subsea

Kelowna, BC; marine construction and commercial diving.

COMEX

Hyperbaric engineering, deep diving and underwater systems, based in Marseille.

COOEC

CNOOC's offshore EPC arm; operates saturation support vessels in China and abroad.

CPTS Mergulho Profissional

Professional diving services for civil construction, port works and environmental interventions, with underwater inspections.

CSS Diving

Commercial diving and port underwater services in Cartagena and Barranquilla.

Caetaria Buceo Profesional

Algeciras (Cádiz) company carrying out underwater works for ports, marinas and bodies such as the Bahía de Algeciras Port Authority and Salvamento Marítimo.

Caldive

Diving services from Invergordon for oil and gas, civil works and renewables.

Camar Laut Indonesia

Indonesian underwater services company: underwater welding and hull cleaning.

Camorim Serviços Marítimos

Brazilian marine services: harbour towage, logistical support to platforms and offshore support.

Canadian Underwater Inspection Services

Foxboro, Ontario company: commercial diving, ROV inspections, sonar/bathymetry and salvage.

Canpac Marine Services

Commercial diving and ROV contractor in Canada.

Cardama Shipyard

Montevideo shipyard specialising in shipbuilding and repair.

Caribbean Marine

Puerto Plata company offering commercial diving, marine construction, pile driving and marine salvage.

Champagne Energy & Environmental Solutions

Houma, LA; surface-supplied and saturation diving for oil and gas in the Gulf of Mexico.

Chesapeake Bay Diving

Portsmouth, VA; commercial diving services since 1986.

China Oilfield Services

Integrated offshore oilfield services: drilling, ROVs, vessels and subsea technology.

Chondroudakis Diver

Professional diving services and underwater works.

Cleanship Marine Services

Underwater hull cleaning and tank/hold cleaning (IMO standard) in the UAE (Ajman and Fujairah).

Coastal Engineering

Engineers and divers; underwater repair and inspection of bridges and dams.

Coens

Offshore and subsea engineering, marine surveys and ROV operations.

Collins Engineers

Underwater bridge inspection by engineer-divers (NHI/FHWA).

Colombia Diving Services

Commercial, industrial diving and subsea engineering services in Colombia.

Comepsa

Dredging, piling engineering and construction of marine and port works.

Commercial & Specialised Diving

More than 30 years in commercial diving and underwater civil and mechanical engineering.

Commercial Dive Solutions

US East Coast; underwater construction services.

Commercial Diving & Marine Services

Contaminated-water and nuclear diving, inspection and salvage across the Great Lakes.

Commercial Diving Panama

Panamanian commercial diving contractor providing underwater services to vessels and facilities.

Commercial Diving Services Singapore

Underwater services provider since 1982: inspection, hull cleaning, salvage and hot work.

Companhia Brasileira de Offshore

Brazilian operator of offshore marine support vessels for the oil and gas industry.

Confhydra

Montcada i Reixac (Barcelona) company for underwater, hyperbaric, rope-access and confined-space works, with inspections and ROVs.

ControlSub

Underwater and ROV services for marine and hydraulic works and inspections, operating nationally and internationally.

Cotemar

Mexican offshore services company for Pemex: platform maintenance and construction and marine services in Campeche.

Crofton Diving

Virginia; commercial diving, husbandry, salvage and cofferdams.

Cross Marine Projects

Commercial diving and salvage; inland and offshore marine construction.

Crux Diving

Salvage, emergency response and marine construction in the western United States.

Crátera Intervenciones Subacuáticas

Punta Umbría (Huelva) company, an ANEBP member: underwater repair, inspection, maintenance and construction on hydraulic and marine works, ISO-certified.

Créocéan

French oceanography and marine environment consultancy: oceanographic and bathymetric data and habitat mapping.

Cyes

Construction company headquartered in Valencia specialising in marine and port works (breakwaters, quays, dredging) with its own diving teams.

DCN Diving

Underwater services provider offering air/saturation diving and hyperbaric welding since 1957.

DEEPSIX Subsea International

Civil and industrial diving, offshore, ROV and underwater construction.

DEME Group

Dredging and offshore energy group with subsea/marine engineering activities.

DKG Diving Services

Diving contractor for the Middle East, India and Southeast Asia; offers saturation services.

DOF Group

Integrated subsea services with its own fleet; saturation and air diving, ROV and IMR.

DOMCO

Saudi commercial diving and ROV operations contractor, IMCA-compliant and Aramco-approved.

DSMC

HSE-registered diving contractor for inland, coastal and offshore marine construction.

DUC Marine Group

Offshore and inshore diving and underwater construction from Urk since 1984.

Daehan Underwater Construction

Korean underwater and marine construction company.

Daesun Underwater Development

Korean underwater works and marine salvage company.

Daeyang Diving Development

Company specialising in underwater works, ship lifting/salvage, underwater welding and diving.

Dalıcı Denizcilik

Underwater services, ship rescue and mooring works.

Damen Shipyards Cape Town

Shipbuilding and repair yard in Cape Town, with marine and underwater works.

Deep BV

Dutch hydrography, marine geophysics and UXO survey company with its own fleet of survey vessels.

Deep Dive Co. Ltd

Commercial diving and underwater operations contractor working to IMCA/ADCI standards, founded in 2011.

Deep Ocean Diving

Commercial diving and marine construction, including subsea pipeline installation and inspection, in Saudi Arabia.

Deep Underwater Works

Castellón company for industrial diving and underwater works with ROVs: inspection, maintenance, refloating and demolitions.

Deep Water Argentina

Underwater inspection services for industry using ROV engineering, based in Ushuaia, Tierra del Fuego.

DeepBlue Corp

Underwater services company providing technical inspection and underwater maintenance for ports, quays, dams and industry.

DeepOcean

Ocean services focused on IMR with ROVs, survey and subsea installation ('remote first').

Deepmen

Professional divers and underwater services for vessels and facilities.

Defense Maritime Solutions

Chesapeake, VA; husbandry and inspection (UWILD) and light salvage.

Delta Diving Subsea Services

Commercial diving and underwater engineering to HSE standards across the United Kingdom.

Deltasub

La Ràpita (Tarragona) company for underwater works and maritime services: hydraulic works, refloating, buoyage and ROV inspections.

Depthwize Nigeria

Nigerian company providing commercial diving, ROV and underwater inspection services for the offshore oil sector.

Derin Dalgıç

Technical diving operations and professional underwater works.

Diavaz

Mexican company, a pioneer in commercial diving and offshore underwater services (IMR on platforms and pipelines); IMCA and ADCI member.

Dive In Marine Services

Diving company in Bahrain offering commercial diving and training, as well as marine services.

Dive Marine Services

Underwater inspection, maintenance and repair plus rope access and NDT; operates globally.

Dive Tech Marine LLC

Omani commercial diving and marine services company: hull maintenance, salvage, marine construction and seabed surveys.

Dive Works

ROV and underwater inspection services in Australia and Southeast Asia.

Dive and Marine Contractors

Diving services for marine infrastructure, based in Ireland.

Diver Dan Commercial Diving

Commercial diving in south Texas and south Louisiana.

Diver Down Underwater Services

Maine; commercial diving, salvage and underwater construction.

Diver Norte

Professional diving and underwater engineering in Belém (PA): welding, dredging, inspections and underwater works.

Diver's World Antzoulis

Professional diving company in Greece, founded in 1982.

Divership

Underwater operations company in Puerto Real (Cádiz): naval maintenance, underwater civil works, inspections and maritime salvage, ISO 9001 and ISO 14001 certified.

Divetech Marine Services

Coastal commercial diving and IRM at Singapore anchorages since 1990.

Divetech UAE

Subsea and surface marine/diving engineering in the UAE, Oman, Qatar and Iraq.

Divetech UK

Inland and coastal commercial diving and underwater civil engineering across the United Kingdom.

Divetech Underwater Services

Commercial diving contractor: UWILD inspection, hull cleaning, civil and marine construction and work on vessels and platforms.

Diving Services Incorporated

Underwater inspection of bridges and structures.

Diving Status

Hull cleaning and underwater vessel inspection services.

DivingLab Solution

Vessel inspection and underwater works company: propeller cleaning, underwater welding and cutting.

Dolphin Diving Services KSA

Commercial diving company for the maritime and oil and gas sector, with an office in Dammam/Al Khobar.

Dolphin Diving Services UAE

Commercial diving contractor: underwater inspection, maintenance and repair of structures, ship husbandry and NDT testing.

Dolphin Underwater Services

Commercial diving: underwater inspection, hull and propeller cleaning, cutting and welding, and salvage support, in Gujarat.

Dominion Diving

Company based in Dartmouth, Nova Scotia (since 1969): commercial diving, ROV and inshore and offshore marine services.

Donjon Marine

New Jersey; marine construction, dredging and salvage with diving.

Donjon-SMIT

Salvage and marine firefighting (SMFF) alliance for OPA-90 compliance in US waters.

Doraco

Gdańsk-based hydrotechnical construction contractor: quays, breakwaters and port terminals.

Dorman Long Engineering

Nigerian contractor for offshore fabrication, asset integrity and underwater ROV operations for oil and gas.

Drafinsub

Commercial diving and maritime works in Genoa with almost 50 years' experience.

Draser Europa

Hydraulic and maritime works: construction, maintenance and repair of port and underwater infrastructure.

Dykab

Diving company from Luleå: quay and pontoon construction, dredging, inspections, subsea cables, salvage and hull cleaning.

Dykkerteknikk

Norwegian diving contractor for underwater works in civil engineering and industry.

Dynamic Divers

Underwater services in Piraeus: hull cleaning, inspection and afloat repairs.

E&Z Marine Diving Services

Commercial diving for vessel maintenance, hull cleaning and inspection, based in Cebu.

E.A. Dykkerservice

Extensive experience in virtually every type of underwater work.

EB Marine

Diving services and marine works on the Norwegian coast.

EGS Survey

International hydrographic and geophysical survey group based in the United Kingdom with over 50 years' experience.

EMC Divers

Florida; commercial diving, marine construction and shoreline restoration, ADCI.

EMPRESA ARB

Commercial diving and underwater robotics (ROV) company from Punta Arenas serving the port, mining, aquaculture and hydroelectric industries.

EONSEA

Underwater infrastructure inspection using ROVs, computer vision, marine robotics and artificial intelligence.

ES-Divers

Inland commercial diving and NHI/NBIS inspection of bridges and structures.

Eastern Marine Services

Commercial diving, hull cleaning, inspection and underwater construction.

Ecosubsea

Hull cleaning with waste capture using ROVs, based in Norway.

Ediconza

Structural rehabilitation company from Zaragoza carrying out underwater works such as resin injection and leak control.

EgyCo

Marine services company in Egypt with a diving division: underwater welding, hull cleaning and inspection, and cathodic protection.

Eiwaa Marine Services

Marine inspection, offshore crane load testing, hydrographic surveys and marine lifting solutions (Dammam).

El Tridente

Company from Puerto Montt providing professional diving and underwater robotics for aquaculture services.

Eng Ocean Portugal

Underwater engineering and technical services company with national and international activity in the port and offshore sector.

Enviro-Tech Diving

Seattle; commercial diving and marine construction in the Pacific Northwest.

Etandex

Underwater works, sealing and injection for civil engineering.

Everdive Marine Services

Underwater cleaning and hull maintenance.

ExtremoSub

Professional diving and underwater inspection services for industry, hydroelectric plants, platforms and submerged structures.

Fairplay Towage Group

German towage and maritime salvage group based in Hamburg.

Fairtex Nigeria Ltd

Offshore diving services contractor down to 300 m (air, mixed gas and saturation), subsea inspection, ROV and marine support.

Fendercare Marine

Marine services, cargo transfer and underwater support worldwide.

Fixt Marine

Gulf Coast and inland rivers; commercial and industrial umbilical diving.

Flamar Mergulho

Professional diving company in Vitória (ES): hull cleaning, inspection, underwater cutting and welding.

ForOcean Marine Services

Commercial diving, subsea inspection and hull cleaning services on the Red Sea coast, based in Jeddah.

Foselev Marine

Maritime and underwater works, handling and industrial services.

FoundOcean

Specialist in subsea grouting for offshore foundations.

Franmarine

Commercial diving, ROV, salvage and hull biofouling management.

Frazimex

Offshore engineering, fabrication and installation company in Port Harcourt with capability in subsea pipelines and subsea work.

Fremantle Commercial Diving

Commercial diving, robotics and potable water tank inspection.

Friends Diving Services

Provider of underwater repair and commercial diving services based in Bombay.

Frogmen Technologies

Underwater inspection and ROV services contractor for offshore platforms, pipelines and marine structures in the UAE.

Fugro

Leader in geodata, survey and ROV inspection; exited manned diving.

Fukada Salvage & Marine Works

Maritime salvage and marine works company with floating cranes and commercial diving.

GEOxyz

Belgian provider of hydrographic, geophysical and geotechnical surveys and support for offshore renewables.

Galcon Marine

Toronto, ON; marine construction, dredging and diving.

Gardline

British marine geophysical, geotechnical and environmental survey company based in Great Yarmouth.

GeoProvider

Norwegian marine geoscience, geotechnics and site investigation company for offshore wind, E&P and CCS.

GeoSurveys

Portuguese marine geophysics consultancy specialising in 2D/3D UHR seismic and site surveys.

Gijonesa de Actividades Subacuáticas

Pioneering underwater works company in Asturias (Gijón, since 1972); port maintenance, hydraulic works, refloating and marine anti-pollution.

Global Diving & Salvage

Coastal commercial diving, salvage and marine construction in the US (Moran Towing group).

Global Marine

Subsea cable installation and maintenance and underwater works.

Global Marine Group

Independent provider of subsea cable installation, maintenance and survey for telecoms and energy.

Greatship India

Offshore and subsea support vessels, including ROV assistance, from the Great Eastern group.

Green Marine

British marine operator of specialist vessels and offshore support engineering services.

Green Rebel

Irish offshore site investigation company: MetOcean and marine geophysical data for offshore wind.

Groupe Océan

Canadian marine services company offering salvage and towage, based in Quebec.

Guardian Geomatics

Australian hydrographic, geophysical and oceanographic survey company, with positioning and ROV capabilities.

Guardian Offshore

Marine contractor with support vessels for the oil and gas industry.

Gulf Diving

Commercial and industrial diving company in Altamira (pipeline jacketing, vessel inspection, underwater cutting); ADCI and ABS certified.

Gulf Stream Diving and Salvage

Belle Chasse, LA; commercial diving and salvage across the Gulf and inland waterways.

HAL Offshore

Offshore EPCI contractor: installation, subsea construction and diving services.

HEISCO

Heavy engineering and shipyard company with an IMCA diving team for offshore underwater inspection, welding and repairs.

HHA Diving Services

IMCA-certified commercial diving company: underwater inspection, welding, maintenance and salvage in the UAE, Oman and Saudi Arabia.

HPS Offshore

Mexican company based in Ciudad del Carmen specialising in work-class ROVs, geophysical survey and subsea positioning.

HS Water Solutions

Salvage and commercial diving company operating to ADCI and IMCA standards, with its own training centre and equipment sales.

HY Co

Korean company handling marine and underwater works, including dredging and shipboard works.

Hadal

Córdoba-based company providing industrial underwater operations, integrated solutions and ROV services.

Haeyang Underwater Construction

Korean company specialising in underwater construction, marine works and ship repair.

Haiphong Marine Services

Class-approved commercial diving: UWILD inspections, hull cleaning and underwater repairs.

Hakkers

Hydraulic and marine construction with its own diving teams.

Hanson Maritime

Alaska; marine salvage, towage, commercial diving and spill response.

Hanwha Ocean

Shipyard and offshore contractor: FPSOs, platforms, subsea and offshore wind.

Harbor Star Shipping Services

Filipino towage, marine assistance and salvage company headquartered in Manila.

Healy Tibbitts Builders

Hawaii; marine construction with its own diving capability.

Heerema Marine Contractors

Heavy lift and subsea installation; large crane vessels, not a manned diving operator.

Helioxcom

Professional diving company at the Port of Vigo; maritime, port and industrial underwater services, ROV/CCTV inspection, hull cleaning and afloat repairs.

Helix Energy Solutions

Offshore well intervention and subsea robotics (former parent company of Cal Dive).

Hibbard Inshore

Company based in Auburn Hills, Michigan: ROV underwater inspection of dams, tunnels, and power and water plants.

Highmark Marine Fabrication

Alaska; commercial diving, emergency response and salvage.

Hind Offshore

Offshore marine logistics support with vessels and diving services for the oil and gas industry.

Holland Diving International

Diving services, hull inspection and propeller polishing.

Hugana Buceo

Argentine company specialising in professional diving services and underwater works.

Hydrex Belgium

Underwater ship repair and hull maintenance in Antwerp.

Hydrex España

Contractor for underwater repair and maintenance of afloat vessels (hulls, propellers, rudders) without dry-docking, based in Los Barrios (Cádiz).

Hydrodive Group

Diving and underwater services contractor offshore/onshore (air, nitrox and saturation, ROV, IMR) for oil and gas in Nigeria.

Hydromax

Commercial diving, underwater survey, ship repair, maintenance and salvage since 2008.

Hydrotechnika

Underwater and diving works with more than 20 years in the market.

Hydrus Inc

Commercial diving, underwater inspection, marine construction and subsea engineering in the Philippines.

IBAIA

Underwater works for civil engineering, hydroelectric dams and port works.

IKM Group

Energy services group; its subsea unit focuses on ROV and intervention.

InDepth Diving Services

Corpus Christi; commercial diving and marine construction on the Gulf Coast.

Incamar

Commercial and industrial diving: underwater inspections, hull cleaning, propeller polishing and underwater repairs.

Inland Divers

Commercial diving and underwater inspections in interior BC.

InstalSUB

Underwater works; one of the first Spanish companies with saturation diving capability.

InterDiversAqua

Underwater and commercial diving services with operations in Chennai and other coastal areas of India.

Internacional Sub Company

Brand of P.M.H.S. Lda dedicated to hydraulic works and inshore/offshore professional diving, including dredging and inspections.

International Ship Repair FZE

Afloat ship repair company in Fujairah handling underwater works and marine projects.

Intracoastal Diving & Hull Services

Chesapeake, VA; hull cleaning and commercial diving in shallow waters.

Irish Sea Contractors

Near-shore cable installation, marine civil engineering and diving.

J Sea Divers

Newport, RI; underwater inspection, moorings and in-water repairs.

J.F. Brennan Company

La Crosse, WI; underwater construction on dams and bridges, and nuclear diving.

JFD (James Fisher)

Leading provider of subsea capability: saturation/hyperbaric systems, rescue and defence diving.

JVS Diving and Marine Services

Diving and marine services contractor in Fujairah: hull cleaning, propeller polishing and underwater ship repair.

Jade Diver

Professional diving in Wilhelmshaven: anti-corrosion protection and lock repair.

Jadranski Ronilački Servis

Adriatic diving service: underwater works and professional diving.

Jan De Nul Group

Dredging, offshore and submarine cable/marine construction.

Je Dives

Commercial diving contractor and underwater services provider based in Visakhapatnam.

KT Submarine

Submarine cable installation and repair with ROV and subsea services.

Kaymac Marine & Civil Engineering

Underwater marine engineering and specialist civil works in Wales and England.

Kenson Group

Provider of operations, maintenance and engineering for offshore production platforms and oil and gas facilities.

Keynvor MorLift

Maritime contractor specialising in salvage and offshore services, based in Appledore, Devon.

Khalifa A. Algosaibi Diving & Marine Services

Saudi Arabia's first diving and subsea company (1964): underwater construction, maintenance and inspection for Saudi Aramco.

Kogon Marine

Maryland/Virginia; commercial diving, salvage and marine transport.

Kraken Trabajos Subacuáticos

Professional diving in dams and reservoirs, dredging, wastewater treatment plants, submarine outfalls, underwater cutting and welding, and ship refloating.

Kreuz Subsea

Integrated subsea contractor (IMR, construction, SURF) with DP vessels and portable saturation systems.

Krishlord Salvage

Indian company providing marine salvage and underwater diving services.

Kystarbeid

Norwegian diving company for demanding works to NORSOK standards.

Lochs Diving Services

Diving contractor in the Outer Hebrides for renewables, civil works and aquaculture.

Logan Diving & Salvage

Jacksonville/Savannah; commercial diving, dredging and salvage, with 24/7 response.

LusoSub

Underwater services delivered by accredited professional divers, with high standards of safety and quality.

M & K Commercial Diving Services

New England; marine and underwater construction.

M.&B. Unterwasserservice

Over 40 years in underwater construction, inspection, welding and salvage.

MDQ Salvamento

Commercial and industrial diving, salvage, dredging and hydraulic works, based at the Port of Mar del Plata.

MIDCO Diving & Marine Services

Commercial diving, underwater construction and inspection.

MMA Offshore

Major Asia-Pacific marine services provider; subsea/diving division with vessels and spreads.

MMT

Swedish contractor for marine geophysical and hydrographic survey and ROV work, with its own fleet (Reach Subsea group).

MP Azul

Commercial and industrial diving company, ship repair and underwater welding, operating in Panama and Colombia.

MRF Arabia

Certified diving contractor, steel fabrication and construction for maritime and industrial projects in Saudi Arabia.

Macpherson Servicios Subacuáticos

Company (Puerto de Santa María, Cádiz) providing professional, commercial and industrial diving: vessels and structures, hydraulic works, contaminated waters, shipyards and ROV.

Mainstream Commercial Divers

Murray, KY; bridge inspection and diving at power and nuclear plants.

Majer's Diving & Salvage

Hilton Head, SC; marine salvage and commercial diving.

Manson Construction

Marine construction and dredging with diving support.

Mar Seguro

Professional underwater solutions and services for the maritime and port sector.

Mar Servicios Submarinos

Spanish professional diving company integrating port and underwater services.

Mar de Fons

Industrial diving and underwater services company from Reus/Tarragona: inspections, port maintenance, outfalls and refloating.

MarCon Teknik

Malmö-based specialist in diving inspections and hydrographic surveys of bridges, quays, pipelines and underwater structures.

Marcon

Marine contracting, diving and underwater works in Sweden.

Marcorxove

Civil and marine works company from Pontevedra that carries out underwater works with divers on port and hydraulic projects.

Mardive

Underwater ship maintenance and repair based in Crete and Piraeus.

Mare Commercial Diving

Professional diving and underwater works company based in Asturias.

Mares do Sul Salvage

Professional diving and maritime salvage company in Santa Catarina, with experience in operations for Petrobras.

Maridive & Oil Services

Egypt's largest marine and oilfield support fleet; with a diving works division.

Marine Cable Services

Commercial diving and subsea cable solutions in Ireland and internationally.

Marine Integrity Services

Professional diving and offshore underwater services company in Guanabara Bay: hull cleaning, UWILD inspection, cutting and welding.

Marine Platforms Limited

Contractor providing integrated subsea solutions in Nigeria with a fleet of ROVs, IMR vessels and diving for the offshore sector.

Marine Solutions Inc

Nicholasville, KY; civil engineering and underwater inspection/repair of infrastructure.

Marine Solutions Tasmania

Diving, ROV inspection and marine environmental surveys in Tasmania.

Marine Works Japan

Oceanographic surveys, and seabed and structure inspection using ROVs and diving.

Marine119

Korean underwater works company: vessel cleaning, salvage and lifting, and marine construction.

MarineGroup Perú

Maritime works and commercial diving services.

Mariticca

Shipping company based in Ciudad del Carmen offering underwater diving inspections, bathymetry and marine support in the Sonda de Campeche.

Maritime Constructions

Marine construction, dredging and port infrastructure maintenance in Australia.

Masirah Island International

Omani marine services company offering commercial diving, NDT inspection, vessel husbandry and salvage operations.

Masirah Marine

Omani specialist in marine construction, diving and marine surveys, with the country's largest construction fleet.

Master Tech Diving Services

IMCA-certified commercial diving: UWILD, hull cleaning, underwater welding and offshore support.

McDermott International

Offshore/subsea EPCI contractor with marine construction and dive support vessels.

McNally Construction

Canada; heavy marine construction with diving.

Med Marine

Turkey's leading private towage and pilotage operator, offering salvage and wreck removal services.

MedTug

Italy's largest tug operator (Rimorchiatori Riuniti group), offering towage, offshore services and salvage.

Mediterraneo Sub

Underwater works and commercial diving in the Adriatic.

Megatugs Salvage & Towage

Greek tug operator specialising in salvage, wreck removal and pollution control.

Mergulho Pro Consultoria

Brazilian professional diving company: naval inspection and maintenance, underwater engineering works and biomonitoring.

Mermaid Maritime

Integrated subsea IRM services, saturation diving and ROVs for offshore oil and gas.

Meyah Ich Ha

Underwater inspection and maintenance using ROVs and industrial diving for the energy sector, based in Veracruz.

Micoperi

Italian offshore and subsea construction contractor, engaged in marine salvage since 1946.

Miko Marine

Norwegian company providing salvage tools and services and hydrocarbon recovery from wrecks, based in Lysaker.

Mola Subsea Services

Coastal commercial diving: inspection, hull repair, stern tube seals and ROV inspection.

Montevideo Diving & Salvage

Uruguayan diving and salvage company: hull inspection, marine surveying and underwater works.

Moran Environmental Recovery

Commercial diving, environmental response and marine services.

Mubarak Marine

Marine services contractor: salvage, offshore towage, heavy lift and marine construction in the UAE and the Gulf.

Mubarak Subsea

Underwater and marine services contractor: diver and ROV intervention, and cable/flexible lay for oil and gas.

Multisub

Professional diving services company founded in 2003, offering underwater works and marine salvage.

Multraship Towage & Salvage

Towage and marine salvage company based in Terneuzen.

Munbici

Guayaquil-based commercial and industrial diving company offering underwater maintenance.

Myers Marine Division

Norco, CA; commercial diving, salvage and underwater construction.

N-Sea Group

End-to-end subsea services (survey, UXO, cable, IRM) for offshore wind and O&G; diving + ROV.

NEOSUB

Professional diving company operating since 1988: underwater works, submarine outfalls and inspections.

NPCC

Major Middle East offshore EPC contractor; marine and diving spreads for platforms and pipelines.

Namdock

Ship repair yard and dry dock in Walvis Bay offering diving services and underwater works.

Naseeb Maritime Company

Kuwaiti maritime company offering diving services, underwater inspections, pipeline lay and repair, and marine salvage.

National Marine Services LLC

Omani provider of commercial diving and underwater services since 2007: inspections, ROV, welding, UWILD and marine construction.

Nautilus Soluções Subaquáticas

Commercial diving company in Santos: hull cleaning, port works and inspection of submerged structures.

Naviera Daedalus

Industrial diving, port construction and maritime services in Calvià (Mallorca).

Neel Underwater Services

Kochi-based underwater services for vessel repair, maintenance, inspection, welding and cutting.

Neptune Marine Services

Integrated underwater engineering solutions for oil, gas and renewables.

Nereus Subsea

Underwater services and commercial diving contractor: hull cleaning, UWILD inspection, repair and salvage at UAE ports.

New England Divers Frogmen

New England; welding, salvage and underwater construction, inland and offshore.

New Zealand Diving and Salvage

Commercial diving, salvage and underwater inspection in New Zealand and the Pacific.

Nick Segredakis Diving

Commercial underwater operations at Greek ports since 1991, with its own DSV.

Nigerdock

Shipyard and EPC contractor for shipbuilding and offshore fabrication on Snake Island (Lagos), with underwater/ROV operations.

Nippon Salvage

Marine salvage, wreck removal, submarine cable lay, ROV and saturation diving.

Nireekshan Engineering Services

Chennai-based underwater engineering company (since 2000): diving, vessel and port inspection.

Nordic Marine Service

One of Denmark's largest commercial diving companies, based in Svendborg.

Nordic Maritime Group

Maritime and underwater services in the Baltic, based in Sweden and Finland.

Northcom Diving

Underwater services company from the Ría de Vigo; class inspections, maintenance and repair of vessels and infrastructure, civil and hydraulic works, and rescue.

Northern Divers Engineering

Commercial diving and underwater engineering contractor based in Hull.

Northern Divers USA

Spring Grove, IL; industrial underwater maintenance and construction in the Great Lakes.

OBRAMAR

Maritime works, commercial diving and salvage, headquartered in Lima.

OCEL

Coastal and offshore engineering: outfalls, subsea pipelines and geotechnics.

OFITECO

Engineering firm specialising in dam and reservoir safety and inspection and hydraulic infrastructure, with a multinational presence.

Obimex

Industrial and commercial diving operations: docks, piles, dams, tanks, underwater repairs and dredging.

Ocean Dive Engenharia Subaquática

Underwater engineering in Santos, offering offshore and inshore diving services and hull cleaning.

Ocean Dive Subsea Services

Saudi subsea services and commercial diving company with ROV support, headquartered in Al Jubail.

Ocean Diving & Marine Services

Marine and diving services contractor: dredging, pilotage, jetty construction, underwater inspection and salvage in Bahrain.

Ocean Ecology

British consultancy for marine environmental and ecological survey, covering offshore wind, subsea cables and decommissioning.

Ocean Infinity

Robotic marine survey and underwater operations company with a fleet of autonomous vehicles and ROVs.

Ocean Installer (Moreld)

SURF installation and subsea IMR; part of Moreld Group since 2024.

Ocean Pro

Professional diving company offering underwater inspection and dredging services.

Ocean With Us

Underwater solutions in the UAE: commercial diving, subsea services, ROV and hull cleaning.

OceanPact

Brazilian maritime services company: underwater operations, environmental, logistics and engineering services for the offshore industry.

OceanRov

Puerto Montt-based underwater robotics company for the inspection and cleaning of fish farms, ports and docks.

OceanTech Innovation

Norwegian robotics company for the splash zone: cleaning, inspection and repair of offshore structures.

Oceaneering International

The world's largest ROV operator; also offering commercial and saturation diving services.

Oceânica Engenharia

Brazilian subsea services; ROV and IMR diving with its own training tanks in Macaé.

Octopus TSM

Underwater works specialist based in Marseille with nationwide coverage.

Ocyan

Brazilian subsea and offshore services (formerly Odebrecht Oil & Gas); subsea construction and installation.

Odin Diving

Commercial diving for naval and offshore sectors, based in Frederikshavn.

Olatu

Maritime and underwater services company in Bermeo (Bizkaia); professional diving, dredging, port works, refloating, bathymetry and inspection of structures and hulls.

Omega Divers

Houston; inland, nearshore and offshore diving, and vessel husbandry.

Opemar Divers

Commercial diving company and underwater works.

Orbital Resources Limited

Nigerian indigenous marine contractor: commercial diving, ROV, subsea IRM, barges and offshore logistics.

Oriente Marine Group

Commercial diving and marine construction contractor specialising in single point moorings/SPM and subsea pipelines (ADCI member).

Orion Marine Group

Houston; heavy marine construction with diving services.

Otech

Underwater IMR services, thruster replacement and hyperbaric habitats.

Otepi

Venezuelan engineering, procurement and construction group for oil, gas and power, including offshore facilities.

PC Divers Service

Underwater works for the maritime industry: inspection, welding and salvage.

PMC Oil Service

Specialist industrial and saturation diving services for the oil & gas sector, supporting platforms in the Gulf of Mexico.

PRCiP

Gdańsk-based company (1947): dredging and underwater works, subsea pipelines, hydrotechnical works and wreck removal.

PROA Salvamento y Buceo

Salvage, nautical assistance and professional diving 24/7 in ports, rivers and waterfronts.

PROIOS Salvage

Commercial diving and salvage company providing port and industrial underwater support, headquartered in Buenos Aires.

PSS Professional Subsea Service

Underwater and diving services for the maritime and offshore industry.

PT Antasena Maritim Jaya

Commercial diving and underwater services company headquartered in Batam: hull cleaning, inspection and underwater repairs.

PT Aquamarine Divindo Inspection

Commercial diving company providing underwater inspection of structures and vessels.

PT Arkananta Indonesia

Commercial diving, marine construction and salvage company headquartered in Surabaya.

PT Cahaya Karya Bhakti Samudera

Commercial diving for marine construction, salvage, inspection and underwater welding since 1985.

PT Cakra Bhakti Samudra

Commercial diving company in Batam: underwater inspection, hull cleaning, underwater welding, salvage and ROVs.

PT Indo Subsea Asia

Indonesian company providing subsea services, ROVs and underwater inspection.

PT Offshore Services Indonesia

Subsea intervention with saturation diving, air diving and ROVs for oil and gas.

PT PSN Underwater

Underwater services company: hull cleaning, inspection, ROVs and subsea works.

PT Patra Dinamika

Underwater services, ROV and underwater inspection company for the offshore sector.

PT SCM Indonesia

Underwater services for oil and gas: inspection, welding, salvage and offshore structures.

PT Samudera Ceudah Group

Commercial diving contractor in Batam: class inspection, hull cleaning and construction.

PTSC

PetroVietnam subsidiary offering geological survey, ROV and subsea facility repair.

PXGEO

Marine seismic acquisition company (OBN and streamer) and subsea AUV solutions with a technology hub in Sweden.

Pacific Blu Subsea Services

Ship husbandry and commercial diving contractor: hull cleaning, inspection, propeller polishing and underwater welding in Fujairah.

Pacific Marine Group

Commercial diving and marine construction in northern Queensland.

Pacific Ocean Industry

Maritime and underwater works company: vessel cleaning and repair, salvage and diving.

Pacific Pile & Marine

Seattle; marine construction, pile driving and diving.

Pacific Tug

Australian group providing ocean towage, project support and marine salvage.

Pacific Underwater Construction

Hilo, Hawaii; underwater construction, welding and inspection.

Pageo Marine

Underwater services in Cyprus: hull cleaning, underwater welding and pipeline works.

Penta-Ocean Construction

Marine and dredging contractor, port works and foundations for offshore wind.

Petromar

Subsea umbilicals, risers and flowlines (SURF) fabrication and construction contractor, and offshore services for the Angolan oil industry.

Philippine Technical Divers

Commercial diving, public safety and underwater exploration in the Philippines since 1994.

Phoenix International

Marine services: air/mixed-gas and ADS diving, ROV/AUV and submarine rescue.

Phoenix Marine

Port of New York; underwater repair of concrete, piles and pier substructures.

Piccard Divers

Underwater vessel maintenance in the Port of Piraeus since 1973.

Pilco

Construction of maritime and river projects: piling, wharves, bank stabilisation, dredging and ports.

Pinguimsub

Professional diving with underwater welding, inspections and salvage.

Piraeus Marine Services

Vessel services with diving, cleaning and underwater repairs in Piraeus.

Pisces Offshore Limited

Nigerian offshore positioning and survey contractor with ROV and diving services for oil and gas.

Port Ship Dive

Professional diving for port and naval works, hull inspection and cleaning.

Posillico

NY/NJ/CT; dredging, marine construction and diving.

Precon Marine

Chesapeake, VA; heavy marine construction, diving and ROVs.

Pro-Dive Marine Services

St. John's, NL; commercial diving, ROV and underwater services in Atlantic Canada.

ProAquática

Professional diving company founded in 1999, specialising in port works, submarine outfalls and inspections.

ProDive Group

Commercial diving contractor in Suez: inspection, underwater repairs, hull cleaning and salvage.

Probuceo

La Herradura (Granada) company for underwater engineering and training: vessel inspection and cleaning, hydraulic works, offshore, ROV and inland waters.

Prodiving Panama

Panamanian commercial diving company with certified personnel for vessel and industrial support.

Promansub

Licensed professional diving company for underwater works in the Balearic Islands.

QatarMarine

Diving centre in Doha that also offers commercial diving, search and recovery, and ROVs.

Quest Marine Services

Civil engineering diving company with services in the United Kingdom and internationally.

RCS Subaquática

Professional diving and underwater engineering company: inspection, salvage and class inspection of vessels and platforms.

RJ Ship Solutions

Dominican company (Baní) for maritime and industrial maintenance and professional diving.

RN Salvamento & Buceo

Marine salvage, diving and floating equipment company based in Campana with a presence on the Paraná Waterway.

RONEX

Diving and underwater works company.

RS Divers

National commercial diving and marine civil engineering company in the United Kingdom and Europe.

RSEAS Oman

Commercial diving and subsea engineering services in Oman and the Gulf: inspections, welding, underwater demolition and UXO clearance.

Rana Diving

Commercial diving, underwater engineering and IRM with over 60 years of experience.

Randive Inc

Cliffwood Beach, NJ; underwater vessel repair and inspection in the Port of NY/NJ since 1959.

Rannikon Sukelluspalvelu

Kotka-based diving company (1994): diving and underwater construction works, seabed inspection and hull cleaning.

Reach Subsea

Survey/IMR contractor with ROVs, moving towards remote and autonomous fleets.

Red7Marine

Marine construction, piling and diving services in United Kingdom waters.

Remolcanosa

Spanish maritime company from Vigo specialising in towage, marine salvage and pollution response.

Reprosub

Underwater works contractor in the Port of Las Palmas: repairs, inspections, maintenance and salvage with ROV and sonar.

Resolve Marine

Marine salvage, emergency response and wreck removal company based in Fort Lauderdale, Florida.

Roen Salvage Company

Sturgeon Bay, Wisconsin contractor: heavy marine construction, dredging, salvage and underwater inspections.

Rohde Nielsen

Copenhagen-based dredging and marine works contractor with offshore trenching, seabed preparation and rock installation services.

Roman Ordoñez Servicios Submarinos

Commercial diving services and underwater works.

Rotech Subsea

Mass-flow underwater excavation and controlled offshore dredging services.

Ryba Marine Construction

Cheboygan, Michigan company: marine construction on the Great Lakes with diving, dredging, salvage and underwater pipelines.

SAAM Towage

Operator of harbour tugs across the Americas with assistance and salvage services.

SBP Chile

Specialist diving company in Hualpén for maritime civil works, underwater inspection and cathodic protection.

SEDEMI

Ecuadorian builder of metal structures and industrial boilermaking for the energy and infrastructure sector.

SERMABU

Naval engineering, industrial maintenance and professional diving in Lima, with over 33 years' experience.

SIBMA

Diving and port underwater services company in Colombia.

SISTAC

Brazilian underwater inspection, maintenance and repair (IMR) company offering diving and ROV for the offshore oil & gas sector.

SM2P Scaphandriers

Professional divers for maritime, river and port underwater works.

SMC Marine

Marine infrastructure construction and engineering across Australia.

SMIT Salvage

Global specialist in marine salvage, wreck removal and emergency response, part of Boskalis.

SNS Marine Engineering

Marine engineering and commercial diving underwater services, headquartered in Navi Mumbai.

STS Ingeniería y Construcción Marítima

Maritime engineering and construction with ADCI-certified commercial diving down to 300 m via closed bell, in Viña del Mar.

STS Serviços Técnicos Subaquáticos

Technical underwater services offering underwater welding and structural inspection.

Saceem

Uruguayan construction company delivering port and maritime infrastructure works, such as quays at the Port of Montevideo.

Sadhav Shipping

Spill response, ROV services and marine support for ports and the offshore industry.

Safety Group México

Industrial safety company offering specialist industrial diving and difficult-access works.

Saipem

Major offshore/subsea contractor with a fleet that includes saturation diving support vessels.

Salmons Marine Contractors

Charleston, SC; commercial diving in SC, NC and GA.

Salvage Brasil

Naval engineering company providing inspection, vessel certification and special salvage operations.

Samson Maritime

Offshore marine services, tugs and underwater services for the Indian oil industry.

Samsung Heavy Industries

Shipyard and offshore contractor with platforms, FPSOs and subsea systems.

Sanup Jamsu

Korean company for industrial diving, underwater works, salvage and underwater welding.

Sapura Energy

Asia-Pacific offshore EPC contractor; DP diving support vessels, saturation systems and ROVs.

Sarris Diving

Diving crew: hull cleaning, underwater works and wreck refloating.

ScubaReef

Industrial diving and underwater inspection services for port works and marine infrastructure.

Scubatec

Guayaquil-based commercial diving company: underwater cutting and welding, wharves, hull cleaning and refloating.

Sea Engineering

Waimanalo, HI; ocean engineering, commercial diving and ROVs.

Sea Lion Offshore Diving

Offshore diving services for the marine and oil and gas industry, based in Kochi.

Sea Me Dive

South Florida; underwater inspections, repairs and installations.

Sea Services

Diving and marine construction approved by the Danish Maritime Authority.

Sea Sub Services

Underwater techniques and professional diving company at the Port of Gijón (since 1984); underwater works, inspections and dredging.

Sea World Shipping

Maritime services group in Oman (Sohar, Salalah) and the UAE: underwater hull cleaning, ROV and ship agency.

Sea-Force Diving

Newfoundland and Labrador commercial diving contractor: underwater welding/cutting, drilling, inspections and underwater concreting.

SeaDock Marine

Hull cleaning and diving services for vessels in Greece.

SeaTrepid International

US provider of underwater robotic solutions with ROV, AUV and USV operations.

Seafolk Diving Contractors

Diving contractor based in Jamnagar (Gujarat) for civil construction, oil companies and shipping lines.

Seamar Offshore México

Underwater construction and inspection services, diving, pipeline repair and offshore wellhead installation.

Seamec Limited

India's largest fleet of dive support vessels (DSV) and subsea services.

Seamender Diving

Korean underwater services company: hull cleaning, inspection, underwater maintenance and repair.

Seasub

Professional diving with underwater repairs, inspections, port works and propeller polishing.

Seatec Marine Services

Marine and diving services to vessels in Cyprus.

Seatek India

Air and saturation diving and rope access contractor for offshore oil fields.

Seaways Marine Services

Egyptian provider of underwater services (in-water inspection, hull cleaning, underwater welding, salvage) in the Suez Canal.

Seaweld Engineering

Offshore engineering company in Takoradi (Ghana) offering fabrication, inspection and underwater/ROV operations.

Seaworks NZ

Vessels, ROV and marine services for subsea cables and subsea projects.

Seaworks Qatar

Marine construction, dredging, diving and ROV; specialist in Qatar and Kuwait.

Sebute

Offshore marine engineering and underwater services: maritime and river salvage, underwater inspection and repairs.

Semper Diving & Marine

Boston; diving and marine construction, pile driving and underwater robotics, veteran-owned.

Serbuasmat

Diving and below-waterline hull cleaning for merchant ships, tankers, fishing vessels and dredgers, using hydraulic equipment.

Serport

Maritime and port operations with diving services, with over 30 years' experience.

Serprosub

Professional underwater services in Mallorca: port construction and refurbishment, outfalls, dredging, and underwater cutting and welding.

Services Subaquatiques BLM

Company based in Charny (Lévis), Quebec: engineering, underwater inspection and submerged construction with divers and diver-engineers.

Servicios Subacuáticos Profesionales

Underwater works in Tenerife and the Canary Islands: hydraulic works, buoyage, refloating, cutting and welding, and dredging.

Servicios Submarinos del Atlántico

Underwater works company in Tenerife: inspections, works monitoring, buoy mooring and hull cleaning.

Servicios Técnicos Subacuáticos STS

Company based in Puerto de Santa María (Cádiz, since 1993): dams and hydraulic infrastructure, offshore, vessels, NDT, deep diving and ROV inspection.

Servimar

Puerto Montt company with over 30 years in underwater services and robotics (ROV) for salmon farming.

Servisub Ibiza

Underwater works and maritime assistance in Ibiza and Formentera: vessel inspection, port works, cutting/welding and ROV service.

Servisub Menorca

Underwater works in Menorca: buoyage, dredging, underwater works, moorings and refloating.

Shearwater GeoServices

Norwegian marine geoscience company providing seismic acquisition for energy exploration and CO2 storage.

Shearwater Marine Services

Diving and marine engineering in Scotland supporting offshore renewables.

Shelf Subsea

IMCA diving and ROV contractor with DSV and saturation/air systems in Australia and Southeast Asia.

Skadi Offshore

Offshore IMR, robotic ROV inspections, platform services and marine engineering across ASEAN.

Skylance

Marine and industrial engineering services: commercial diving, cathodic protection and electromechanical works.

Smit Lamnalco

Provider of terminal towage, mooring and marine services, including salvage assistance.

Sorigué

Catalan construction group with an underwater activities and marine works division (port expansion, quays and pontoons).

Sotamar

Diving centre in Cadaqués (Girona) that also provides underwater works services along the northern coast.

Sound Diving & Salvage

New England; underwater construction, inspection and salvage.

Sounder Diving

Washington; commercial diving and marine construction.

Spanopoulos Group

Greek shipping group with a salvage, wreck removal and emergency response division in the eastern Mediterranean.

Specialty Diving of Louisiana

Commercial diving, marine construction and dredging, inland and offshore.

Specialty Underwater Services

Commercial diving and marine construction: bridges, dams, docks, intakes and outfalls.

Sri Bhavani Underwater Services

Underwater and commercial diving services, headquartered in Visakhapatnam, Andhra Pradesh.

Standard Diving & Marine Contracting

North Charleston, SC; commercial diving and underwater inspection in the southeast.

Starnav Serviços Marítimos

Brazilian shipping company specialising in offshore marine support, with a fleet of PSVs for oil companies.

Storm Chasers Marine

Seward, AK; commercial diving and marine services.

Sub Aqua Diving Services

Over 40 years of diving operations for civil engineering and port authorities.

Sub Sea Services International

Onshore and offshore commercial diving company founded in 1995 in Civitavecchia.

SubC Partner

Esbjerg-based offshore underwater services company offering ROV, seabed operations, inspection and marine growth prevention.

Subacuáticas del Norte

Ferrol-based company with over 20 years in underwater works on vessels, docks, dams, reservoirs and marine works, including class inspections.

Subcentro

Professional diving company for maritime and port works, underwater welding, dredging, salvage and vessel IWS inspection.

Submar

Professional diving, advanced cutting technology and hull cleaning.

Subsea Global Solutions

In-water/underwater ship repair using diving, with headquarters worldwide (incl. Brazil).

Subsea Marine

Irish commercial diving, salvage and underwater survey company.

Subsea Services Inc

Commercial diving and underwater services for marine structures, ISO 9001 certified.

Subsea Work Sdn Bhd

Commercial diving, offshore services, salvage and diver training in Miri, Sarawak.

Subsea7

World-leading subsea EPC/SURF contractor; fleet of saturation dive support vessels.

SubseaPartner

Diving and IMR services under framework agreements with Norwegian offshore operators.

Subtech Diving and Marine Services Ltd

Diving and marine services contractor in Ghana operating under HSE 1997 regulations, with IMCA-certified commercial divers.

Subtech South Africa

Commercial diving and underwater services contractor based in Durban, part of the James Fisher group.

SubtechPeru

Commercial diving and underwater port and offshore services in Peru.

Sula Diving

Commercial diving, survey and inspection based in Orkney, Scotland.

Sumergia

Commercial diving company headquartered in Madrid (since 2002); underwater works and underwater engineering, nationally and internationally.

Supreme Hydro Engineering

Integrated subsea contractor based in Bombay: underwater interventions, WROV services, fabrication and vessel chartering.

Svensk Sjöentreprenad

Gothenburg-based marine contractor: construction diving, in-water surveys (IWS), quay and bridge repair, underwater pipelines and dredging.

Svenska Tungdykargruppen

Professional diving company based in Mora: dredging and construction diving, welding, blasting and underwater structures.

Sventab

Swedish marine company with diving teams: bridge and quay repair, underwater pipelines and inspections.

Swe Sub Marin

Construction diving, underwater concreting, dredging and ROV inspection.

Swirl Offshore

Topside and subsea services for offshore oil and gas projects, based in Bombay.

T&T Salvage

Marine salvage, wreck removal and OPA-90 response contractor, headquartered in Houston, Texas.

TMS Maritime

HSE diving teams for underwater engineering, construction, maintenance and inspection.

TOSL Engineering

Engineering, asset integrity and inspection company for the offshore oil and gas industry.

TRAB SUB

Offshore underwater works company with over 45 years' experience, diving and ROV down to 300 m, based in Cipolletti, Río Negro.

TRASUB

Commercial diving and professional underwater work.

TSM Commercial Divers

Professional diving company since 1996, offering underwater inspections, welding and propeller polishing.

TSS Marine

Oil and gas contractor: subsea construction, SPM operations, air and saturation diving and ROV, based in Abu Dhabi.

Tauchbetrieb Helgoland

Professional diving company based on the island of Helgoland.

Taucher Frey

Professional diving and 24/7 underwater works in the port of Hamburg.

Tech International Marine Services

ISO/IMCA-certified commercial diving contractor: inspection, maintenance, repair, NDT and marine construction in Qatar.

TechnipFMC

Integrated subsea EPCI and equipment; dive support vessels with dual-bell saturation systems.

Techno Marine Diving Services

Commercial diving contractor: underwater inspection, NDT, marine construction and offshore support, SBM and pipelines in the UAE.

Technodive Hellas

Hull cleaning and underwater services at the Piraeus anchorage.

Tecnoambiente

Barcelona-based company providing marine and underwater services, oceanography, inspection and environmental control of aquatic environments.

Tecnoconsult

Venezuelan EPC engineering firm for the oil, gas and petrochemical industry.

Tecnología Sumergible

Industrial diving and inspections for vessels and terminals: hull cleaning, ultrasonic testing, underwater cutting and welding.

Tecnosub

Diving contractor based in Tarragona, an IMCA member, specialising in offshore oil and gas and marine salvage.

Tecnosub Argentina

Marine salvage company covering commercial diving, port and underwater works, ship repair and dredging.

Tecnosubcan

Cantabria-based company (since 1987) offering professional and industrial diving, with services for ports, dredging and hydraulic works.

Terradepth

US ocean data company running autonomous surveys with underwater vehicles and the Absolute Ocean platform.

Tetramarine

Underwater and maritime works based in Genoa.

Tex-Dive

Corpus Christi; commercial diving on the Gulf Coast.

Texas Commercial Diving Services

Houston; hull cleaning, propeller polishing and vessel repair.

Thai Hoa Diving

Inspection, maintenance and repair of subsea structures for the oil and gas industry.

Thai Subsea Services

Commercial diving contractor: underwater inspections, hull cleaning and in-water survey.

Thien Nam Offshore JSC

Vietnamese offshore and subsea company: construction, IMR, ROV survey and saturation diving.

Thompson Contracting Group

Florida; ADCI commercial diving firm and general marine construction contractor.

Toa Corporation

Construction firm specialising in port and marine works, dredging and underwater works.

Tortuga Dive Services

Commercial and industrial diving and underwater operations, headquartered in Cartagena.

Toyo Construction

Port and marine construction firm with a cable-lay vessel and offshore wind projects.

Trabajos Subacuáticos C. Cano

Seville-based company (since 1996) carrying out underwater works in reservoirs, dams, canals, irrigation ponds and wells, with qualified divers and ROV.

Trabajos Subacuáticos Cádiz

Bay of Cádiz company: underwater welding and cutting, hull inspection and repair, industrial diving, port works and salvage, with 24/7 emergency response.

Trabajos Submarinos C.A. Oceanik

Venezuelan company (since 1961) offering commercial diving, port inspections and coastal-marine engineering.

Tramarsa

Peruvian company providing port services, towage and marine salvage.

Trasubeco

Underwater works in contaminated environments and inland waters, industrial and commercial diving, and confined-space work.

Trasumar

Málaga-based professional diving company: underwater works, inspections and expert reports, pool repair without draining, and maintenance of aquatic facilities.

Trinity Marine Qatar

Port and marine construction contractor and underwater services with IMCA-certified divers in Doha.

Triton Diving Services

Metairie, LA; offshore surface-supplied diving for the Gulf oil and gas industry.

Triton Su Altı

Underwater technologies and services, including hull cleaning and vessel inspection.

Tsavliris Salvage Group

Greek marine salvage contractor providing emergency towage and wreck removal with 24/7 worldwide response.

Tucker Energy Services

Oil well services company based in Trinidad, operating across the Americas.

Tug Malta

Maltese tug operator (Rimorchiatori Riuniti group) offering ocean towage, salvage and environmental response.

UK Diving Services

Diving, inspection and safety boat contractor for civil works and renewables.

ULISUB

Highly complex maritime and underwater operations: inspection, maintenance, repair and rescue of marine infrastructure.

UMX Underwater Mechanics

Jacksonville, FL; commercial diving, underwater construction and repair.

US Underwater Services

Industrial commercial diving, including nuclear diving and spent fuel pool diving.

UW-Tech

Diving and underwater services, repair, dredging and survey in the Nordic countries.

Ultratug

Chilean shipping group operating port and offshore tugs with salvage services.

Underwater Construction Corp (UCC)

Largest inland diving company in the US: dams, nuclear, hydroelectric and water infrastructure.

Underwater Contractors Spain

Diving contractor (Algeciras) with over 20 years in ship repair, marine salvage, underwater civil engineering, cofferdams and inspections.

Underwater Diving Services

Diving and marine construction contractor founded in 1975 in Barrow-in-Furness.

Underwater Engineering Services

GPI subsidiary; commercial diving, engineering and marine civil construction, nuclear sector.

Underwater Inspection Masters Limited

Commercial diving and underwater/ROV inspection contractor (NDT, cathodic protection, IMR, salvage) in Port Harcourt.

Underwater Marine Contractors

Great Lakes; industrial plant diving; woman-owned company, ADCI member.

Underwater Marine Solutions

South Florida; hull cleaning and port maintenance diving.

Underwater Portugal

Professional and industrial diving, dredging, drainage and work at height, including diving in contaminated and confined environments.

Underwater Services México

Underwater ROV inspection and industrial diving (NDT, salvage and pipeline inspection) out of Veracruz.

Underwater Solutions FL

Southwest Florida; hull cleaning and underwater services.

Underwater Solutions Malta

Professional underwater services for vessels (hull cleaning and inspection) in Malta.

Underwater Solutions NZ

Commercial diving and marine contracting, headquartered in Wellington.

Unidad Especial de Buceo

Technical underwater inspection combining ROV technology, search and location, and water rescue.

Unidive Marine Services Malaysia

Mencast Subsea subsidiary in Johor: diving, ROV and IRM for offshore and marine sectors.

Unidive Subsea

Commercial diving: underwater inspection, hull cleaning, underwater repair and maintenance since 1996.

Up-Down

Valencia-based company specialising in vertical and underwater works.

Van Oord

Dredging, offshore wind and marine construction; subsea work mainly via ROV/vessels.

Ven-Tech Subsea

British Columbia; commercial diving, inspections and marine construction support.

Vepica

Venezuelan engineering and construction (EPC) company for oil and gas, with experience in marine and port works.

Versatile Engineering & Diving Services

Commercial diving in Kuantan: underwater mechanical work, video inspection and metal fabrication.

Vesta Fjord

Aarup-based marine contractor: hydraulic works, port and quay construction and repair, dredging and coastal protection since 1986.

Vietnam Ship Services

Commercial diving and underwater inspection: hull cleaning and survey in Vietnamese ports.

Villasub

Underwater works and marine construction company in Villaviciosa (Asturias); ports, submarine outfalls, dams, industry and vessels, with 24/7 service.

Vitória Divers

Inshore commercial diving and underwater services: port works, ship repairs and nautical signage.

Volcans Marine Services

Kuwaiti commercial diving and underwater services company: inspections, hull cleaning, welding, salvage and marine construction.

Wakachiku Construction

Marine and port civil construction firm with underwater works.

Wals Diving & Marine Service

Civil diving, inspection, underwater welding and cutting at the port of IJmuiden.

Watertight Robotics

Robotic inspection of tanks and vessels without human entry.

Weeks Marine

Marine construction and dredging with a diving division.

Weldfab Limited

Mechanical services, industrial welding and fabrication company for the energy and marine industry in Trinidad and Tobago.

Well Services Petroleum Company

Offshore and onshore oilfield services contractor within the oil and gas supply chain.

Weser Maritim

Ship repair and maintenance company in Tuzla and Yalova: hull cleaning, inspection and underwater repairs.

West Squadron Marine Services

Diving, hull and propeller cleaning, ROV inspection and polishing, registered with MPA Singapore.

Whales Shipping Line

Shipping agency offering commercial diving services: hull cleaning, inspection, underwater welding and salvage at UAE ports.

Wilcox Diving

Orange Beach, AL; underwater services for marine construction and industry in the southeast.

Wilson Sons

Brazilian maritime tug operator providing salvage services and vessel assistance.

Wison Offshore & Marine

Offshore and marine EPC engineering, including FPSOs and process modules.

Wittmann-Tauchen

Diving company for all types of underwater work.

WorkSub Trabajos Submarinos

Underwater works company headquartered in Vigo (Bouzas quay), available 24/7 for all types of underwater work across the mainland and islands.

XOCEAN

Ocean data acquisition company using uncrewed surface vehicles (USVs): bathymetry, geophysics and inspection.

XaviSub

Professional divers for civil construction, environmental and shipbuilding work, including dredging and dam works.

YDNA Diving

24/7 diving, salvage and hull cleaning services from the port of Lavrio.

Yalah Subsea Nigeria Limited

Diving and subsea services contractor in Nigeria: in-water inspection (UWILD), hull cleaning, underwater welding and ROV.

Yorigami Construction

Marine construction, salvage and refloating with floating cranes and underwater works.

Yuil Underwater

Korean company specialising in underwater works.

ZMI Global

Abu Dhabi offshore marine group (Zakher Marine) offering diving, subsea, ROV and salvage services; offices in the UAE, Saudi Arabia and Qatar.

Zamil Offshore Services

Saudi offshore, marine and shipyard construction with diving/offshore support.

Zona de Buceo

Industrial commercial diving company for mining, ports and construction, headquartered in Viña del Mar.

iSURVEY

ISO-certified survey and positioning services for offshore operations.

AML Oceanographic

Canadian manufacturer of oceanographic and sound velocity sensors.

AP Diving

British manufacturer of Inspiration rebreathers and closed-circuit diving equipment.

AXSUB

Canadian distributor and manufacturer of commercial diving supplies.

Aerotecnica Coltri

Italian manufacturer of high-pressure breathing air compressors for diving.

Alkin Compressors

Turkish manufacturer of high-pressure breathing air compressors.

Allspeeds Webtool

British manufacturer of Webtool subsea cutting tools for ROVs.

American Diving Supply

US distributor of commercial diving helmets, suits and equipment.

Amron International

Diver-to-surface communications, video, air control panels and umbilicals.

Analox

Gas sensing and monitoring systems (CO2/O2) for commercial diving.

Applied Acoustics

British manufacturer of USBL acoustic positioning systems and subsea beacons.

Aqua Lung Military & Professional

Aqualung's military/professional division: rebreathers, regulators and emergency breathing systems.

Aquatec Group

British manufacturer of underwater and monitoring sensors and instrumentation.

Ashtead Technology

One of the largest subsea rental fleets (23,000+ assets): survey, robotics and integrity.

BIRNS

US manufacturer of underwater connectors, penetrators and lighting.

Balmoral Offshore

British manufacturer of buoyancy, protection and materials for subsea applications.

Bauer Compressors

High-pressure breathing air compressors for diving and industry.

Bay-Tech Industries

US distributor and rental provider of commercial diving helmets and equipment.

Blue Robotics

US manufacturer of open-source ROVs, thrusters and marine components.

Blueprint Subsea

Oculus sonar and Artemis diver navigation with GPS/detection sonar.

Blueye Robotics

Norwegian manufacturer of professional underwater ROVs.

Boxfish Robotics

New Zealand manufacturer of stabilised ROVs and AUVs for science and inspection.

Broco Underwater

Exothermic underwater cutting rods and welding electrodes. An industry reference since 1975.

Brownie's Marine Group

US manufacturer of hookah systems and surface-supplied air diving equipment.

Buckleys

British manufacturer of Bathycorrometer equipment for subsea cathodic protection measurement.

C-Kore Systems

British manufacturer of automated subsea testing and monitoring tools.

CS Unitec

Manufacturer of hydraulic and pneumatic underwater cutting and drilling tools.

Caley Ocean Systems

British manufacturer of launch and recovery systems (LARS) and subsea handling equipment.

Casco Antiguo

Málaga-based distributor of nautical and professional/commercial diving equipment, an associate member of ANEBP.

Casco Antiguo Profesional

Spanish manufacturer and distributor of professional diving equipment; official distributor of Kirby Morgan and Tritech for Spain and Latin America.

Cerulean Sonar

US manufacturer of affordable sonars and positioning systems for ROVs.

Comanex

French manufacturer of saturation diving equipment and hyperbaric systems.

Complete Maritime Solutions LLC

Marine provider in Oman of navigation and electronics that also offers underwater inspection, cleaning and maintenance services.

Cortland

US manufacturer of umbilicals, synthetic ropes and subsea solutions.

Cygnus Instruments

Ultrasonic thickness gauges, including underwater NDT instruments for divers.

DESCO Corporation

Historic US manufacturer of helmets and surface-supplied commercial diving equipment.

DESMI

Danish manufacturer of pumps and fluid handling systems for marine and offshore applications.

DRASS (Galeazzi)

Modular saturation systems (down to 300 m), hyperbaric chambers and underwater technology.

De Regt Cables

Dutch manufacturer of subsea electromechanical cables and umbilicals.

DeepSea Power & Light

US manufacturer of underwater lights and cameras for submarines and commercial diving.

DeepWater Buoyancy

US manufacturer of syntactic foam buoyancy for subsea instrumentation.

Deepinfar Ocean Technology

ROV manufacturer for infrastructure inspection, subsea cables and offshore support.

Desert Star Systems

US manufacturer of acoustic positioning and navigation systems for divers and ROVs.

Dive Commercial International

US distributor of helmets, umbilicals and commercial diving equipment.

Divesoft

Czech manufacturer of CCR Liberty rebreathers and diving gas analysers.

Divesystem

Italian manufacturer of rebreathers and equipment for technical and professional diving.

Diving Unlimited International (DUI)

Commercial drysuits and hot water suit. Historic inventor of the hot water suit.

Eddyfi Technologies

Canadian manufacturer of high-performance non-destructive testing (NDT) technologies.

EdgeTech

US manufacturer of side-scan sonars, sub-bottom profilers and acoustic releases.

Elcometer

British manufacturer of coating and thickness inspection instruments.

Environmental Tectonics

US manufacturer of hyperbaric chambers and environmental simulation systems.

Falcon Subsea

Manufacturer of diving equipment and systems for the underwater industry.

Falmat

US manufacturer of specialised underwater cables for ROVs and data.

Fathom Systems

British manufacturer of diver monitoring systems, communications and gas analysis for saturation diving.

Fink Engineering

Australian manufacturer of hyperbaric chambers and decompression equipment.

Forum Energy Technologies (FET)

Perry and Sub-Atlantic ROVs, TMS, LARS, ROV tooling and rescue systems.

Fourth Element

British manufacturer of drysuits, thermal wear and diving exposure equipment.

Franklin Offshore

Integrated provider of offshore rigging, mooring and subsea equipment and services.

HAUX-LIFE-SUPPORT

Pressure chamber systems for diving, medicine and tunnelling. World leader since 1980.

Halcyon Dive Systems

US manufacturer of buoyancy systems, manifolds and lighting for technical diving.

Hollis

US manufacturer of technical diving equipment and rebreathers.

Hydratron

British manufacturer of high-pressure pumps and testing systems.

Hydro Group

British manufacturer of underwater cables, connectors and penetrators.

Hydro-Lek

British manufacturer of manipulators and hydraulic tools for ROVs and diving.

Hydrospace Group

Class-certified decompression and hyperbaric chambers and saturation habitats.

Hydroweld

British manufacturer of systems and consumables for underwater wet welding.

Hytech-Pommec

Dutch manufacturer of decompression chambers and saturation and hyperbaric equipment.

Imagenex

Canadian manufacturer of imaging sonars, multibeam systems and profilers for ROVs and diving.

Imenco

Norwegian manufacturer of underwater cameras, lights and lasers.

Impact Subsea

British manufacturer of underwater sensors: sonars, altimeters and heading sensors.

Inner Space Systems

US manufacturer of Megalodon rebreathers for technical and professional diving.

Interspiro (Divator)

Manufacturer of the Divator full-face mask and diving breathing apparatus.

JJ-CCR

Danish manufacturer of rugged closed-circuit rebreathers for technical and professional diving.

JW Fishers

US manufacturer of metal detectors, sonars and underwater search systems.

Katex

British distributor of commercial diving and subsea inspection equipment.

Kirby Morgan Dive Systems

Demand helmets (KM 37, 97, SuperLite) and masks. The de facto standard in commercial diving.

Klein Marine Systems

US manufacturer of side-scan sonars for inspection and survey.

Kongsberg Discovery

Sonars, echo sounders, USBL and subsea sensing for survey, science and defence.

Kraken Robotics

Canadian manufacturer of synthetic aperture sonars and underwater robotics.

L&W Compressors

German manufacturer of high-pressure compressors and breathing air filling stations.

LinkQuest

US manufacturer of acoustic modems and USBL underwater positioning systems.

MacArtney

Danish manufacturer of SubConn connectors, umbilicals and subsea connectivity systems.

Marine Connection

Manufacturer of custom-built ROVs (up to 600 m) and specialist technical service, based in Puerto Montt.

Marine Solutions SA

Specialist in ROV sales and rental and underwater services for the offshore industry in southern Africa.

Matrix Composites & Engineering

Australian manufacturer of buoyancy and composite materials for subsea applications.

NORBIT

Norwegian manufacturer of multibeam sonars for hydrographic and subsea surveys.

Nardi Compressori

Italian manufacturer of breathing-air compressors for diving and industry.

Nautiek

Dutch distributor of commercial and professional diving equipment.

Nemo Power Tools

Manufacturer of battery-powered underwater power tools for commercial diving.

Northern Diver Commercial

British manufacturer of drysuits and work equipment for commercial diving.

Nuvair

US manufacturer of compressors, air and nitrox systems and analysis equipment for commercial diving.

Nuytco Research

Atmospheric diving suits (Newtsuit, Exosuit), submersibles and work ROVs.

O'Three

British manufacturer of custom-made drysuits for professional and commercial diving.

Ocean Reef

Italian manufacturer of full-face masks and communication systems for professional and military diving.

Ocean Technology Systems (OTS)

Guardian full-face masks and wired and wireless underwater communications.

OceanWorks International

Atmospheric diving systems, saturation/hyperbaric systems, LARS and submarine rescue.

Oceanscan-MST

Porto-based company specialising in underwater robotics (AUV/ROV LAUV) and underwater inspection and survey services.

Otter Watersports

British manufacturer of made-to-measure drysuits for professional and recreational diving.

Outland Technology

US manufacturer of ROVs, underwater cameras and lighting.

Perry Baromedical

US manufacturer of hyperbaric oxygen therapy chambers.

Poseidon Diving Systems

Swedish manufacturer of regulators and closed-circuit rebreathers for technical and professional diving.

QYSEA Technology

Manufacturer of smart industrial ROVs for underwater inspection and subsea operations.

R2Sonic

US manufacturer of multibeam echosounders for bathymetric surveys.

RBR

Canadian manufacturer of oceanographic instruments and underwater data loggers.

RIX Industries

US manufacturer of high-pressure air and oxygen compressors.

Robo Marine Indonesia

Indonesian manufacturer of remotely operated vehicles (ROVs) and subsea tooling.

SI Tech

Swedish manufacturer of valves, seals and components for diving drysuits.

Saab Seaeye

Electric ROVs (Falcon, Lynx, Cougar) for inspection and diver support.

Santi

Polish manufacturer of drysuits and heating systems for technical diving.

Sauer Compressors

German manufacturer of high-pressure compressors for marine, offshore and diving applications.

Seacraft

Polish manufacturer of diver propulsion vehicles (DPV) and underwater systems.

Seatronics (Acteon)

Rental, sale, calibration and repair of subsea electronic equipment.

Sidus Solutions

US manufacturer of underwater cameras, lights and positioners.

Silvercrest Submarines

British engineering company for manned submarines, ROV and diving systems.

Sonardyne

Underwater acoustic positioning (USBL/LBL), navigation and communications.

Stanley Infrastructure

Underwater hydraulic tools (drills, grinders, impact wrenches).

SubC Imaging

Canadian manufacturer of high-definition underwater cameras and imaging systems.

Sublue

Manufacturer of diving scooters and underwater propulsion vehicles (DPV).

Submarine Manufacturing & Products (SMP)

Hyperbaric chambers, modular saturation systems and hot water machines. IMCA compliant.

Submersible Systems

US manufacturer of emergency air and escape systems for diving.

Subnero

Singaporean manufacturer of underwater acoustic modems and underwater networking software.

Subsea Tech

Manufacturer of ROV, USV and underwater inspection systems, based in Marseille.

Suex

Italian manufacturer of professional and military diver propulsion vehicles (DPV).

Tecni Buceo

Technical service and maintenance engineering for recreational and professional diving equipment in Las Palmas de Gran Canaria.

Tecnomar Diving

Spanish distributor of professional and recreational diving equipment.

Teledyne Marine

Group of marine brands spanning imaging, instruments, interconnect and vehicles.

Terra Drone Arabia

Drone and ROV inspection company for oil and gas and infrastructure in Saudi Arabia.

Total Marine Technology

Design and manufacture of ROVs, tooling and subsea equipment for demanding environments.

Trelleborg / Viking

Commercial drysuits (Viking HD, Haztech for contaminated water) and hot-water suits.

Tritech International

Imaging/mechanical sonars, altimeters and survey sensors (Gemini range).

Tritex NDT

British manufacturer of ultrasonic thickness gauges for corrosion inspection.

Underwater Hydraulics

British distributor of hydraulic tools and commercial diving equipment.

Underwater Technology Services

Manufacturer and supplier of saturation systems, air diving equipment and diving gear since 1987.

Unique Group

DNV-certified saturation systems and containerised life support.

Ursuit

Finnish manufacturer of drysuits for professional, military and recreational diving.

Valeport

British manufacturer of sound velocity instruments, tide gauges and oceanographic sensors.

Water Linked

Norwegian manufacturer of acoustic positioning systems (Underwater GPS) for ROVs and divers.

Waterproof

Swedish manufacturer of drysuits, wetsuits and thermal wear for diving.

iSubC

International distributor of commercial diving and subsea equipment.

rEvo Rebreathers

Belgian manufacturer of closed-circuit rebreathers for deep technical diving.

Aberdeen Appointments Agency

Aberdeen-based agency specialising in oil & gas, marine and offshore recruitment.

Airswift

Energy workforce firm (~60 offices) for onshore/offshore contractors.

Anglo-Eastern

Global ship and crew management company.

Atlas Professionals

International manpower agency; places divers, LSTs and subsea inspectors worldwide.

Bernhard Schulte Shipmanagement

Ship and crew management company with an offshore division.

Bibby Marine

Operator of Walk-to-Work accommodation vessels and offshore solutions.

Brunel

Global technical/engineering staffing for O&G, marine and offshore energy.

CF Sharp Crew Management

Maritime manning agency supplying crews worldwide.

Cammach Bryant

Aberdeen-based recruitment consultancy for oil & gas, energy and offshore projects.

Clyde Marine Recruitment

Maritime and offshore crewing agency with offices worldwide.

Columbia Group

Global ship management, crewing and maritime services.

Complete Logistical Services (CLS)

Gulf-based maritime agency placing commercial divers, DPOs and engineers specifically.

Danos

Services and staffing provider for the offshore energy sector.

Divers UK (International)

Diving contractor recruiting HSE-qualified teams for civil works and inspection.

Faststream Recruitment

Maritime and offshore specialist; vessel crewing and subsea personnel.

Fil-Crew Maritime & Offshore Services

Filipino agency for crewing and offshore oil and gas manpower.

First Recruitment Group

Global technical recruitment agency for energy, oil & gas and infrastructure.

Fleet Management

One of the largest independent ship and crew management companies.

Global Highland

Agency based in Inverness and Aberdeen for energy, engineering and the offshore sector.

Halcyon Recruitment

Global maritime recruitment and crewing agency.

Magsaysay

Manning and maritime training group deploying Filipino seafarers.

Maris Subsea

Aberdeen-based subsea manpower provider with diving, ROV and survey divisions. IMCA member.

Marlow Navigation

Ship and crew management with an offshore and renewables division.

Matchtech

Engineering recruitment consultancy with energy and marine divisions.

NES Fircroft

50+ years supplying technical talent for upstream O&G, offshore platforms, FPSOs and LNG.

Navis Consulting

Maritime recruitment agency for shipping, offshore and energy.

OSM Thome

Global ship manager offering crewing and offshore personnel services.

Orion Group

Inverness-based recruiter (~40 years) of technical and trade personnel for offshore and onshore.

Petroplan

Global recruitment agency for energy, oil and gas and renewables with offshore profiles.

Philippine Transmarine Carriers

Maritime manning group and offshore crewing services.

Programmed

Provider of marine personnel and crewing for offshore and resources.

Progressive Recruitment

Engineering and energy recruitment agency (SThree group) with offshore and marine divisions.

Rullion

Provider of staffing solutions for energy, engineering and offshore.

SA World (Stephenson Operations)

Rotterdam-based crewing with dedicated subsea recruitment (ROV, IRM, inspection and diving).

Select Offshore

Offshore/marine recruiter with a dedicated subsea desk (ROV, survey, inspection).

Spencer Ogden

Global energy/infrastructure recruiter; O&G, offshore wind and renewables.

Spinnaker Global

Executive search and recruitment for the maritime sector, including crewing.

Synergy Marine

Ship and crew manager with a global presence.

TMM Recruitment

Aberdeen agency specialising in energy, oil & gas and engineering.

V.Group

Global ship manager providing crewing services for vessels and offshore.

Viking Recruitment

Crewing agency and personnel management for the maritime and offshore sectors.

WRS – Worldwide Recruitment Solutions

Offshore recruiter with a dedicated subsea/diving desk; commercial and offshore divers.

Wallem

Ship and crew management group with offshore services.

Wilhelmsen Ship Management

Ship and crew management within the Wilhelmsen maritime group.

ADNOC

Abu Dhabi's national oil company; Gulf fields and artificial islands with intense diving activity.

BP

Integrated energy major with extensive offshore and deepwater production.

Chevron

Supermajor with operations in the deepwater Gulf of Mexico and international offshore assets.

Eni

Italian major with offshore operations in the Mediterranean, North Sea and West Africa.

Equinor

State-owned energy company; major subsea developments in the North Sea generating IRM and saturation work.

ExxonMobil

Supermajor with major deepwater developments (e.g. Guyana).

Iberdrola

Spanish utility and leading offshore wind developer (UK, Germany, US).

Petrobras

State-owned major and pre-salt leader; one of the world's largest generators of saturation diving contracts.

Petronas

Malaysian national oil company with extensive offshore platforms in Southeast Asia.

RWE

Major offshore wind operator (North Sea, UK, US) with subsea and diving demand.

Saudi Aramco

World's largest oil producer; vast shallow offshore fields, high diving demand.

Shell

Global major with deepwater and subsea fields (Gulf of Mexico, North Sea, Brazil).

TotalEnergies

Multi-energy major with subsea projects in West Africa, the North Sea and Brazil.

Vattenfall

Swedish state-owned utility and major offshore wind operator in the North Sea/Baltic.

Ørsted

World's largest offshore wind developer; foundations and cabling drive inspection and diving demand.