Subsea 7 is a prominent global provider of seabed-to-surface engineering and construction services, primarily serving the offshore oil and gas industry. The company specializes in a variety of services, including subsea umbilicals, risers, and flowlines (SURF), as well as fabrication, installation, maintenance, and heavy lifting. In addition to its established role in oil and gas, Subsea 7 is expanding into the renewable energy sector, particularly focusing on offshore wind farms, which necessitate similar equipment and expertise as those used in conventional offshore developments.
Siem Offshore Contractors, now known as Seaway Offshore Cables GmbH, specializes in the installation, repair, and maintenance of submarine cables worldwide. The company offers a range of services including cable laying, walk-to-work, chartering, cable trenching, inspection, and cable storage. It primarily serves the oil and gas markets, offshore wind sectors, and marine energy industries. Established in 2003 and headquartered in Leer, Germany, with additional locations in the United Kingdom and the Netherlands, the company operates as a subsidiary of Subsea 7 S.A. It employs approximately 100 people and utilizes specialized vessels for its operations.
Seaway Heavy Lifting Holding
Acquisition in 2017
Seaway Heavy Lifting Holding provides design, engineering, transportation, and execution management of offshore installation and removal projects.
ETPM provides energy and telecommunications infrastructure services.
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