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We support developers to bring sustainable, renewable energy to the world through the construction of fixed offshore wind farms.

As a global leader in the delivery of bottom-fixed offshore wind farm solutions, Seaway 7 offers specialist foundation, offshore substation, submarine cable and wind turbine installation services and heavy transportation for the renewables sector.

With capabilities and an extensive expertise in project management, engineering, procurement and fabrication, Seaway 7 can deliver these services in a comprehensive array of contractual structures including Engineering, Procurement, Construction and Installation (EPCI), (integrated) Transportation & Installation (T&I) and Balance of Plant (BoP) to our clients in the offshore wind industry.

Our people are at the heart of our business and are the key to our success. Seaway 7 employs around 600 people.

Seaway 7 provides a range of products and services through numerous commercial models;

  • Heavy Lifting:
    – Transport & Installation (T&I) of offshore structures e.g. foundations and substations
  • Offshore Cables:
    – Transport & Installation (T&I) of submarine cables
  • Wind Turbine Generators (WTG)
    – Transport & Installation (T&I) of WTGs
  • Heavy Transportation:
    – Highly engineered heavy marine transportation
  • EPCI Solutions & Integrated Projects:
    – Delivery of integrated T&I solutions for any combination of foundations, submarine cables and WTGs
    – Delivery of Engineering, Procurement, Construction and Installation (EPCI) solutions for foundation structures

Seaway 7’s services are supported by a high-end fleet with enabling capabilities and scale, allowing efficient worldwide operations, while providing vessel flexibility and optionality to clients.

The active fleet comprises ten specialist vessels designed for cable lay, heavy lifting and heavy transportation. Two more high-specification assets are under construction and are designed for the installation of next generation of wind turbine generators and foundations. ​




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