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About Us
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Our Services
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Our Fleet
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Our Projects
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Investors
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EPCI Solutions
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Heavy Transportation
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Wind Turbines
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Cable Laying Services
Cable Laying ServicesRead More
Seaway 7 offers submarine cable- and subsea umbilical installation, repair and maintenance services.
Related services such as dive and Remote Operated Vehicle (ROV) support, marine survey, Unexploded Ordnance (UXO) investigation and remedial cable protection services are also provided.
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WTG Foundations
WTG FoundationsRead More
Seaway 7 offers installation services for WTG foundations utilising their ground-breaking custom built foundation installation vessel Seaway Alfa Lift as well as their established Heavy Lift Vessels (HLV), Seaway Strashnov and Seaway Yudin.
In the last 12 years Seaway 7 has built up an extensive track record in installing a wide range of foundation types, ranging from monopiles and suction bucket jackets to tripod and pre-piled jackets using a pile installation frame.
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Offshore Substations
Offshore SubstationsRead More
Using our Heavy Lift Vessels, Seaway 7 can provide the transportation and installation of offshore substation jackets and topsides. Mid 2020, we had successfully installed more than 30 HVAC platforms.
The DP3 HLV Seaway Strashnov with its 5000t crane is especially well equipped for this work.
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Wind Turbines
Wind TurbinesRead More
Seaway 7 provides fully integrated Transport and Installation (T&I) services for offshore wind turbine generators (WTGs) utilising the company’s next generation jack-up installation vessel.
With the organisation, people, vessels and systems in place, and a strong track record – Seaway 7 are the ideal partner for the installation of offshore windfarms.
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Heavy Transportation
Heavy TransportationRead More
Seaway 7 (previously OHT) is one of the most experienced heavy transport vessel operators in the world, providing highly engineered transportation solutions for the most demanding cargoes – safely and on time.
The five Seaway 7 open deck semi-submersible heavy transportation vessels; Eagle, Falcon, Hawk, Osprey and Albatross are suitable for dry transportation of offshore wind foundations, offshore modules and all other oversized floating and non-floating cargoes.
Seaway 7 has been active in the offshore Renewables Energy industry since 2009, when we installed our first Wind Turbine Generator (WTG) monopile foundation offshore in the UK. Seaway 7 has since built an industry-leading track record in installing WTG foundations, substations and inner array cables for many of the key offshore wind developers in Europe, Taiwan and the US.
Our services
Our offshore experience in the energy sector spans three decades, successfully completing over 30 projects and transferring offshore knowledge gained in the oil and gas industry to support the energy transition and offshore fixed wind market.
Seaway 7 has been active in the offshore Renewables Energy industry since 2009, when we installed our first Wind Turbine Generator (WTG) monopile foundation offshore in the UK, and has since built an industry-leading track record in installing WTG foundations, substations and inner array cables for many of the key offshore wind developers in Europe, Taiwan and the US.
To date Seaway 7 has installed over 800 wind turbine generator foundations, 30 substations and 2500km of inner array cables.
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16 Mar 2022Seaway 7 publishes first Annual Report and Sustainability ReportSeaway 7 today announced the publication of its Annual Report for the year ended 31 December 2021. The Annual Report is accompanied by the Group’s Sustainability Report for 2021, which was also published today. These are the Company’s first reports since the combination between OHT and Subsea 7’s renewables business unit in October 2021 which formed the new Seaway 7. Read the reports here.
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28 Feb 2022Invitation to webcast - Q4 2021 resultsSeaway 7 ASA will publish its fourth quarter results for the period ended 31 December 2021 on 3 March 2022 at 08:00 CET. A conference call and simultaneous webcast for the investment community will be held on 3 March 2022 at 14:30 CET. From 08:00 CET on 3 March 2022 the results announcement and the presentation to be reviewed on the conference call and webcast will be available on the Seaway 7 website: https://staging.seaway7.com/investors/results-reports-publications. Webcast and conference call information: Date: 3 March 2022 Time: 14:30 CET Join the webcast Conference call details Particip
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25 Feb 2022Sumitomo Electric and Seaway 7 collaborate on Offshore Wind Farm ProjectsSumitomo Electric Industries Ltd. (Sumitomo Electric) and Seaway 7 ASA (Seaway 7) are pleased to announce that they have signed a Memorandum of Understanding outlining their intention to collaborate on offshore wind projects in Japan and the wider Asia-Pacific region. The collaboration will focus on providing robust, competitive, and localised turnkey engineering, procurement, installation and commissioning (EPIC) solutions for submarine cable projects. Sumitomo Electric will contribute its in-depth knowledge of the regional market and accumulated experience in the design and manufacturing of
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30+
Renewables Projects
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800+WTG Foundations
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1100+Cables
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30+Substations
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2400+Km Cables
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8+GW Installed
Key Projects
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Moray East Offshore Windfarm ProjectMoray East is being developed in the Outer Moray Firth and is located 22km off the coast of Scotland. Seaway 7 were responsible for the transport of all jacket foundations fabricated at Lamprell’s Hamriyah fabrication yard.
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Beatrice Offshore Wind Farm ProjectSeaway 7 successfully completed the Beatrice Project (EPCI) in 2019. Beatrice, once fully operational, will be one of Scotland’s largest offshore wind farms, located approximately 13km from the Caithness coast. All Seaway 7 vessels contributed to deliver the design, fabrication and installation of 84 jacket foundations, weighing over 120,000Te, along with 165km of Inter-Array Cables.
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Yunlin Offshore Wind Farm ProjectIn 2018 Seaway 7 was awarded the contract for the turnkey engineering, procurement, installation and commissioning (EPIC) works related to the inner array grid and export cable system of the Yunlin Offshore Wind Farm project. The offshore wind farm Yunlin is located approx. 8 km off the coast of Yunlin County within the Taiwan Strait on the west coast of Taiwan.
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