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
AMI - American Marine International Diving North America
Aqueos Corporation Diving North America
Atlantic Towing Ltd Marine North America
Canship Ugland Ltd Marine North America
Constructora Subacuatica Diavaz SA de CV Diving Marine North America
Delta Subsea LLC/ Delta Marine Technologies ROV North America
Diamond Offshore Drilling Inc Marine North America
Hornbeck Offshore Operators LLC Marine ROV North America
Hull Support Services Ltd Diving ROV North America
Jackson Offshore Operators LLC Marine North America
Noble Drilling Services Inc Marine North America
Oceaneering International, Inc. Diving Marine Survey ROV North America
Petroserv Marine, Inc Marine North America
Phoenix International Holdings, Inc ROV North America
Secunda Canada LP Marine North America
Sulmara Subsea Inc. Survey North America
Tidewater Inc. Marine North America
Transocean Marine North America
Transoceanic Cable Ship Company, LLC. Marine ROV North America
UTEC Survey, Inc. Survey North America
Valaris Plc Marine North America
Vantage Energy Services Inc. Marine North America

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
3D At Depth S1         Survey North America
Axess Group S1         Marine North America
CDA Technical Institute, Inc         DT1 Diving North America
Commercial Diving Institute of Canada       DT2 DT1 Diving North America
Commercial Diving Technologies, LLC         DT1 Diving North America
Compass Personnel Services Inc   S2       Survey ROV North America
Complete Logistical Services LLC   S2       Diving North America
Divers Academy International         DT1 Diving North America
Divers Institute of Technology       DT2 DT1 Diving North America
DiveSafe International         DT1 Diving North America
DNV GL - Central & North America S1         Marine North America
Gulf Marine Contractors S1         Marine North America
Holland College - Marine Training Centre     S3     Marine North America
I3P Consultants S1         Marine North America
International Diving Institute         DT1 Diving North America
Kirby Morgan Dive Systems S1         Diving North America
Marine Institute of Memorial University of Newfoundland and Labrador     S3     Marine ROV North America
Marine Safety Consultants, Inc. S1         Marine North America
Mexssub International LLC S1         Diving North America
Nuvair S1         Diving North America
Safe Marine Assurance S1         Marine North America
Samson Rope Technologies S1         Marine North America
Seneca College - Underwater Skills Program       DT2 DT1 Diving North America
TE Connectivity - Rochester Wire & Cable S1         ROV North America
Team Trident LLC   S2       Survey ROV North America
The Ocean Corporation         DT1 Diving North America
Wärtsilä Dynamic Positioning Inc S1         Marine North America

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.
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Member nameDivisionsRegion
Association of Diving Contractors International (ADCI) Diving Marine Survey ROV North America
BHP Diving Marine Survey ROV North America
Canada-Newfoundland and Labrador Offshore Petroleum Board (C-NLOPB) Diving Marine Survey ROV North America
Center for Offshore Safety Marine ROV North America
Chevron Shipping Co Diving Marine Survey ROV North America
Diver Certification Board of Canada Diving North America
ExxonMobil Global Projects Company Diving Marine Survey ROV North America
Hess Corporation Diving Marine Survey ROV North America
Husky Energy Diving Marine Survey ROV North America
IADC - International Association of Drilling Contractors Marine Survey ROV North America
IAGC - International Association of Geophysical Contractors Survey North America
NOIA - National Ocean Industries Association Diving Marine Survey ROV North America
Offshore Operators Committee (OOC) Diving Marine Survey ROV North America
Suncor Energy Inc. Diving Marine Survey ROV North America
US Coast Guard Marine North America