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
Africa Diving Services (ADS) Diving Survey ROV Europe & Africa
Ardent - Europe & Africa Diving Europe & Africa
Bluestream Offshore BV Diving ROV Europe & Africa
Boskalis Offshore Diving Marine ROV Europe & Africa
CNS International srl Diving ROV Europe & Africa
DCN Diving BV Diving ROV Europe & Africa
Global Energy (Group) Ltd Diving Europe & Africa
HydroDive Nigeria Ltd Diving Europe & Africa
HydroDive Offshore International Ltd Diving Europe & Africa
IDMC srl - Impresub Diving & Marine Contractor Diving ROV Europe & Africa
James Fisher Marine Services Diving Marine Survey ROV Europe & Africa
James Fisher Subtech Group Ltd - Europe & Africa Diving Europe & Africa
KD Marine Ltd Diving Europe & Africa
Marine Consulting International Srl Diving Europe & Africa
Mohn Drilling AS Diving ROV Europe & Africa
N-Sea Diving Marine Survey ROV Europe & Africa
NDE Offshore AB Diving ROV Europe & Africa
Octomar Diving Europe & Africa
OSC Group Diving ROV Europe & Africa
Otech Group AS Diving Europe & Africa
Petrodive Diving ROV Europe & Africa
Professional Subsea Service Ltd Diving Europe & Africa
Rana Diving spa Diving Europe & Africa
Rever Offshore Diving Marine Survey ROV Europe & Africa
SC Shark SRL Diving Survey ROV Europe & Africa
SeaTec UK Limited Diving Europe & Africa
Sigma Offshore Diving Europe & Africa
Stapem Offshore SA Diving ROV Europe & Africa
SubseaPartner AS Diving Europe & Africa
Subtech Group Holdings Pty Ltd Diving Europe & Africa
Tecnosub Diving Europe & Africa
Tethys-Plantgeria Ltd Diving Marine ROV Europe & Africa
TSMC Diving 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.
More on Supplier membership …

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
Advacotec Ltd S1         Diving Europe & Africa
African Marine Solutions Group (Pty) Ltd S1         Diving Marine Europe & Africa
Air Liquide Oil & Gas Services Limited S1         Diving Europe & Africa
Alf Lea AS S1         Diving Europe & Africa
BS Divers         DT1 Diving Europe & Africa
C-DOC       DT2 DT1 Diving Europe & Africa
CFO - Centro Formazione Offshore       DT2   Diving Europe & Africa
Chambers Oceanics Ltd S1         Diving Europe & Africa
Chesterfield Special Cylinders Ltd S1         Diving Europe & Africa
Comanex SAS S1         Diving Europe & Africa
Commercial Diving Company for Marine Services (CDC) S1         Diving Europe & Africa
Consortium Underwater Engineers Ltd S1         Diving Europe & Africa
DDRC Healthcare       DT2   Diving Europe & Africa
De Zeeman Pro Nv S1         Diving Europe & Africa
DiveSource Limited   S2       Diving ROV Europe & Africa
DNV GL S1         Diving Marine Europe & Africa
DNV GL SE S1         Diving Marine ROV Europe & Africa
Drass Galeazzi SRL S1         Diving Europe & Africa
Ecole Nationale des Scaphandriers         DT1 Diving Europe & Africa
Eggers-Kampfmittelbergung GmbH S1         Diving Survey Europe & Africa
Emergency Services Training Centre       DT2   Diving Europe & Africa
ERSG Ltd   S2       Diving ROV Europe & Africa
Fathom Systems Ltd S1         Diving ROV Europe & Africa
Fibron BX Limited S1         Diving Survey ROV Europe & Africa
Gass Og Pusteservice AS (gpsas) S1         Diving Europe & Africa
IHC Hytech BV S1         Diving Europe & Africa
INPP - Institut National de Plongée Professionnelle       DT2 DT1 Diving ROV Europe & Africa
Insea Quality Services   S2       Diving Europe & Africa
Interdive Services Ltd       DT2   Diving Europe & Africa
Iqarus S1         Diving Europe & Africa
Jacks Dive Chest Commercial Diving School         DT1 Diving Europe & Africa
James Fisher Offshore Limited S1         Diving Europe & Africa
JFD (JFD Ltd & National Hyperbaric Centre) S1     DT2 DT1 Diving ROV Europe & Africa
JW Automarine S1         Diving Marine Europe & Africa
KB Associates (Europe) Limited       DT2   Diving Europe & Africa
Lily Hospitals Limited S1         Diving Europe & Africa
Lloyd's Register EMEA S1         Diving Europe & Africa
Maris Subsea (Global Resource Management Ltd)   S2       Diving Europe & Africa
Medipro Limited       DT2   Diving Europe & Africa
Namaka Subsea Ltd S1         Diving Europe & Africa
Netherlands Diving Centre         DT1 Diving Europe & Africa
Nippon Gases Offshore Limited S1         Diving Europe & Africa
Norsk Yrkesdykkerskole (Norwegian School of Commercial Diving)       DT2 DT1 Diving Europe & Africa
Northern Diver S1         Diving Europe & Africa
NUI AS S1         Diving Europe & Africa
OCEANOS JSC S1         Diving ROV Europe & Africa
Orion Engineering Ltd   S2       Diving ROV Europe & Africa
Parkburn Precision Handling Systems Limited S1         Diving Marine Europe & Africa
Petrolis SA   S2       Diving Marine Europe & Africa
Pommec TDE BV S1         Diving Europe & Africa
Professional Diving Academy         DT1 Diving Europe & Africa
Professional Diving Centre       DT2 DT1 Diving Europe & Africa
QinetiQ Ltd S1         Diving ROV Europe & Africa
Salvage & Marine Operations S1         Diving Marine ROV Europe & Africa
SAT Systems S1         Diving Europe & Africa
Submarine Manufacturing & Products Ltd S1         Diving Europe & Africa
Trauma Training       DT2   Diving Europe & Africa
Unique Group - Europe & Africa S1         Diving Europe & Africa
V.Ships Offshore S1         Diving Marine Survey ROV Europe & Africa
Western Norway University of Applied Sciences, Diver Education       DT2 DT1 Diving 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 Diving Europe & Africa
BP Exploration Operating Company Ltd Diving Marine Survey ROV Europe & Africa
Chrysaor Holdings Ltd Diving Marine Survey ROV Europe & Africa
CNR International UK Ltd Diving Europe & Africa
Dana Petroleum Limited Diving Marine Survey ROV Europe & Africa
Dana Petroleum Netherlands BV Diving Marine Survey ROV Europe & Africa
Equinor ASA Diving Marine ROV Europe & Africa
Health & Safety Executive Diving Marine Survey ROV Europe & Africa
Hess Denmark ApS Diving Marine ROV Europe & Africa
INEOS E&P A/S Diving Marine Survey ROV Europe & Africa
International Association of Oil & Gas Producers (IOGP) Diving Marine Survey ROV Europe & Africa
International Chamber of Shipping Diving Marine Survey ROV Europe & Africa
International Diving Schools Association Diving Europe & Africa
Irish Naval Service Diving Marine Survey ROV Europe & Africa
Neptune Energy Netherlands BV Diving Marine Survey ROV Europe & Africa
Nexen Petroleum UK Ltd Diving Marine Survey ROV Europe & Africa
OMV Exploration & Production GmbH Diving Marine Survey ROV Europe & Africa
Perenco UK Ltd Diving Marine Survey ROV Europe & Africa
Petroleum Safety Authority Norway Diving Europe & Africa
Premier Oil UK Limited Diving Marine Survey ROV Europe & Africa
Repsol Sinopec Resources UK Limited Diving Marine Survey ROV Europe & Africa
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
The South African Department of Employment & Labour Diving Europe & Africa
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
Wintershall Dea Norge AS Diving Marine Survey ROV Europe & Africa
Wintershall Noordzee BV Diving Marine Europe & Africa
Ørsted Wind Power A/S Diving Marine Survey ROV Europe & Africa