Global Contractors (GCo)

GCo membership is IMCA’s highest category of membership. It covers all divisions and regions and reflects the active commitment to the association and leading roles in good practice within the industry of the following companies.
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International Contractors (ICo)

ICo membership is for contractors with an international presence, operating in three or more IMCA regions as offshore oil and gas construction contractors. It covers all divisions and regions and reflects a significant commitment to supporting association’s work.
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Contractors (Co)

IMCA exists to represent its contractor members and the work programme is directed to serve them, in terms of production/dissemination of industry good practice guidance, work on topics of common interest, briefing and lobbying.
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Diving contractors are identified by the following sub-categories:

  • Diving   Contractor (unrestricted)
  • Diving   Contractor (surface supplied only)
  • Diving   Contractor (one-atmosphere suits only)
  • Diving   Contractor (one-year temporary membership)
  • Diving   Contractor (one-year temporary membership for surface supplied diving only)

Member nameDivisionsRegion
Consolidated Contractors Company (Underwater Engineering) SAL Diving Marine Survey ROV Middle East & India
James Fisher Marine Services Diving Marine Survey ROV Europe & Africa
Mermaid Subsea Services (Thailand) Ltd Diving Marine Survey ROV Asia-Pacific
Mermaid Subsea Services Malaysia Diving Marine Survey ROV Asia-Pacific
Mermaid Subsea Services Saudi Arabia Co., Ltd Diving Marine Survey ROV Middle East & India
N-Sea Diving Marine Survey ROV Europe & Africa
Oceaneering International, Inc. Diving Marine Survey ROV North America
Petroleum Marine Services Co. Diving Marine Survey ROV Middle East & India
PT Offshore Services Indonesia Diving Marine Survey ROV Asia-Pacific
Rever Offshore Diving Marine Survey ROV Europe & Africa

Suppliers (S and S*)

Those companies supplying IMCA’s contractor members can benefit from our work in their areas of expertise and interest; they also provide additional expert input to assist in our ongoing work programme, including development of industry guidance.
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Supplier types:

  • S1 Supplier of equipment or services (non-training), including: manufacturers; DP suppliers; R&D organisations; consultants; etc.
  • S2 Personnel agencies
  • S3 Training establishments (non-diving)
  • DT1 Training providers offering in-water basic diver training, leading to an IMCA recognised diver training certificate
  • DT2 Training providers offering IMCA Diving Division approved courses
Member nameTypeDivisionsRegion
V.Ships Offshore S1         Diving Marine Survey ROV Europe & Africa

Corresponding (C)

Non-voting, corresponding membership is open to companies and organisations with an interest in IMCA’s work, but which the association does not represent directly, such as clients (oil companies, etc.), regulators (governments and other bodies) and other associations/professional bodies working in the offshore sector.
More on corresponding membership …

Member nameDivisionsRegion
Aker BP ASA Diving Marine Survey ROV Europe & Africa
Apache North Sea Limited Diving Marine Survey ROV Europe & Africa
Association of Diving Contractors International (ADCI) Diving Marine Survey ROV North America
BHP Diving Marine Survey ROV North America
BP Exploration Operating Company Ltd Diving Marine Survey ROV Europe & Africa
Brunei Shell Petroleum Company Sendirian Berhad Diving Marine Survey ROV Asia-Pacific
Canada-Newfoundland and Labrador Offshore Petroleum Board (C-NLOPB) Diving Marine Survey ROV North America
Chevron Shipping Co Diving Marine Survey ROV North America
Chrysaor Holdings Ltd Diving Marine Survey ROV Europe & Africa
Dana Petroleum Limited Diving Marine Survey ROV Europe & Africa
Dana Petroleum Netherlands BV Diving Marine Survey ROV Europe & Africa
Dolphin Energy Ltd Diving Marine Survey ROV Middle East & India
ExxonMobil Global Projects Company Diving Marine Survey ROV North America
Gulf of Suez Petroleum Company (GUPCO) Diving Marine Survey ROV Middle East & India
Health & Safety Executive Diving Marine Survey ROV Europe & Africa
Hess Corporation Diving Marine Survey ROV North America
Husky Energy Diving Marine Survey ROV North America
INEOS E&P A/S Diving Marine Survey ROV Europe & Africa
INPEX Operations Australia Pty Ltd Diving Marine Survey ROV Asia-Pacific
Instituto Brasileiro de Petróleo, Gás e Biocombustíveis Diving Marine Survey ROV South America
International Association of Oil & Gas Producers (IOGP) Diving Marine Survey ROV Europe & Africa
International Chamber of Shipping Diving Marine Survey ROV Europe & Africa
Irish Naval Service Diving Marine Survey ROV Europe & Africa
Kuwait Oil Company Diving Marine Survey ROV Middle East & India
Neptune Energy Netherlands BV Diving Marine Survey ROV Europe & Africa
Nexen Petroleum UK Ltd Diving Marine Survey ROV Europe & Africa
NOIA - National Ocean Industries Association Diving Marine Survey ROV North America
North Oil Company Diving Marine Survey ROV Middle East & India
Offshore Operators Committee (OOC) Diving Marine Survey ROV North America
Oil & Natural Gas Corporation Ltd Diving Marine Survey ROV Middle East & India
OMV Exploration & Production GmbH Diving Marine Survey ROV Europe & Africa
Perenco UK Ltd Diving Marine Survey ROV Europe & Africa
Petrobras - Petroleo Brasileiro S.A. Diving Marine Survey ROV South America
POSCO International Corporation Diving Marine Survey ROV Asia-Pacific
Premier Oil UK Limited Diving Marine Survey ROV Europe & Africa
PT Pertamina Hulu Energi ONWJ Diving Marine Survey ROV Asia-Pacific
PTT Exploration & Production plc Diving Marine Survey ROV Asia-Pacific
Repsol Sinopec Resources UK Limited Diving Marine Survey ROV Europe & Africa
Rosneft BV Diving Marine Survey ROV Asia-Pacific
Santos WA Energy Limited Diving Marine Survey ROV Asia-Pacific
Saudi Aramco - Marine Department Diving Marine Survey ROV Middle East & India
ScottishPower Renewables Diving Marine Survey ROV Europe & Africa
Serica Energy Diving Marine Survey ROV Europe & Africa
Shell Global Solutions International BV Diving Marine Survey ROV Europe & Africa
SSE Renewables Diving Marine Survey ROV Europe & Africa
Subsea UK Diving Marine Survey ROV Europe & Africa
Suncor Energy Inc. Diving Marine Survey ROV North America
Total E&P UK Ltd Diving Marine Survey ROV Europe & Africa
Total Exploration & Production Diving Marine Survey ROV Europe & Africa
Vattenfall Europe Windkraft GmbH Diving Marine Survey ROV Europe & Africa
Vedanta Limited (Cairn Oil & Gas) Diving Marine Survey ROV Middle East & India
Vietsovpetro Joint Venture Diving Marine Survey ROV Asia-Pacific
Wintershall Dea Norge AS Diving Marine Survey ROV Europe & Africa
Woodside Energy Ltd Diving Marine Survey ROV Asia-Pacific
Ørsted Wind Power A/S Diving Marine Survey ROV Europe & Africa