Subsea MRO & Refurbishment

Aker Solutions

Provides subsea and offshore engineering solutions for energy producers, including subsea systems and field development support.

Fornebu, Norway

Ashtead Technology

Specialist subsea equipment rental and solutions provider for offshore energy, including survey, inspection, intervention, and positioning technologies.

Aberdeen, United Kingdom

Baker Hughes

Energy technology company that offers integrated subsea systems, controls, and services for offshore production and intervention.

Houston, United States

C-Innovation

Integrated maritime services company specializing in ROVs, AUVs, subsea construction, survey and positioning, and tooling.

Mandeville, United States

Deep Ocean

Ocean services specialist providing subsea surveys, engineering, project management, installation, maintenance, and recycling for oil and gas and offshore renew

Haugesund, Norway

DOF Group

Delivers integrated marine and subsea services for fixed and floating offshore wind, including cable installation, transport, mooring, repair, and maintenance.

Bergen, Norway

Fincantieri

Builds ships and develops advanced maritime and autonomous marine systems across defense, offshore, and commercial sectors.

Trieste, Italy

Forum Energy Technologies

Provides pressure-control equipment, subsea tools, and related service solutions for offshore and drilling markets.

Houston, United States

Fugro

Provides geo-data services, including marine site characterization, geophysical and geotechnical surveys, and inspection services for offshore energy and infras

Leidschendam, Netherlands

Helix Energy Solutions Group

Provides rigless **subsea well intervention** and offshore well management services, including campaign-based intervention and late-life well work.

Houston, United States

Legasea

Refurbishes subsea equipment for oil & gas, marine, and offshore energy customers, restoring recovered components to working condition.

Aberdeen, United Kingdom

Mencast Holdings Ltd

Regional MRO provider serving offshore, marine, oil and gas, and subsea sectors, including refurbishment and repair work.

Singapore, Singapore

N-Sea

Subsea services provider with a dedicated survey arm delivering hydrographic, geophysical and geotechnical survey work, plus UXO and inspection support.

Rotterdam, Netherlands

Oceaneering

Manages client-owned subsea tooling and provides refurbishment, upgrades, and maintenance support for offshore systems.

Houston, United States

Proserv

Designs and services subsea control systems, electronics, and well intervention equipment for offshore oil and gas operations.

Aberdeen, United Kingdom

Subsea Global Solutions

Provides port and marine inspection services including seabed surveys, corrosion surveys, ROV inspection and planned maintenance for large ports and harbours.

Miami, United States

Subsea Pressure Controls

Provides service, repair, overhaul, and recertification for pressure-control and drilling equipment, including subsea-related control systems.

Aberdeen, United Kingdom

Unique Group

Subsea engineering and rental company providing decommissioning tools and systems for cutting, removal, recovery, and offshore asset retirement.

Gibraltar, Gibraltar

Wärtsilä

Marine technology company that supplies ship machinery, digital solutions, and lifecycle services for the maritime industry.

Helsinki, Finland