Offshore Wind News

Seaway7 has installed the first inter-array cable at Ørsted's 2.9 GW Hornsea 3 offshore wind farm in the UK North Sea, marking the start of a major cable installation campaign.The company will transport and install more than 536 kilometers of 66kV inter-array cables, connecting the wind turbines to offshore converter stations, Seaway7 announced on November 12.The scope covers 197 inter-array cables at Hornsea 3, which Seaway7 expects to become the world's largest offshore wind…

Cadeler has signed an exclusivity agreement with an undisclosed client for the installation of wind turbines and foundations at a large-scale offshore wind farm in the UK, with the campaign expected to begin around 2030.The planned foundation installation campaign will use vessels from Cadeler's A-Class and O-Class fleets, while a P-Class vessel is expected to carry out wind turbine installation.The agreement covers both installation scopes, reflecting the early reservation of…

Heerema Marine Contractors has extended its global framework agreement with Fugro for another four years, securing continued survey and positioning support for its heavy-lift vessel fleet across offshore installation, decommissioning and wind projects.The renewed agreement runs from January 2027 through December 2030 and covers Fugro's positioning and survey services for Heerema's offshore operations worldwide.Fugro will provide Geo-data and positioning support for the transport…

CM Energy is strengthening its engagement in the European offshore wind market through an ongoing integrated cable-lay installation for ASSO Subsea, an international subsea contractor that specializes in submarine cable installation, protection and repair.The contract comprises an integrated package of cable-handling and associated marine equipment for a new vessel.Engineering and manufacturing activities are progressing within CM Energy's own facilities across China, with elements of the project engaging the European supply chain.In September 2026…

Vard has started construction of the UPO Atlantic commissioning service operation vessel (CSOV) for U-Ming Purus Offshore (UPO), following a steel-cutting ceremony at its Vard Vung Tau shipyard in Vietnam.The ceremony, held on November 2, marked the first construction milestone for the vessel, designated NB 1004 and based on Vard's VARD 4 19 design.The UPO Atlantic is being developed to support offshore wind projects in Taiwan and across Asia, as part of UPO's expansion into the…

Cadeler has signed a firm contract to support turbine transportation and installation at the 1.2 GW Dogger Bank C offshore wind project in the UK, with its newbuild Wind Apex wind turbine installation vessel (WTIV) scheduled to join the campaign in the third quarter of 2027.The contract will mark the first deployment of Wind Apex following its delivery from the shipyard, according to Cadeler.The vessel will work alongside the project's existing installation vessel, providing additional…

Dutch-based Jack-Up Barge, backed by the Van Es Group, has expanded its fleet with the three-legged accommodation and services jack-up unit JB 121, following a naming ceremony in Dalian, China.The ceremony took place on November 3 at Dalian Shipbuilding Offshore, ahead of the unit's scheduled departure for the Netherlands in early November.Jack-Up Barge, a company that provides support services across the offshore wind, oil and gas, and maritime infrastructure sectors, initiated the acquisition of JB 121 earlier in 2026 as part of its fleet expansion strategy…

Stillstrom by Maersk has completed the construction and factory acceptance testing of what it describes as the world's first 11 kV vessel-mounted connection unit designed to charge service operation vessels (SOVs) directly from offshore wind farms.The milestone, witnessed by DNV, marks the completion of testing for Stillstrom's Vessel Container Unit (VCU), a modular system designed to transfer electricity from offshore wind infrastructure to vessel batteries.The containerised unit houses an 11 kV connector package and can be installed at the bow…

Germany's Economy Minister Katherina Reiche on Wednesday said companies may return previously auctioned offshore wind farm sites, provided they pay a penalty to transmission system operators, as mounting economic pressures continue to batter the sector.The move comes as increasing financing costs, overcapacity in certain sea areas and declining revenue expectations have made it harder for developers to deliver on awarded projects.In a letter to Reiche, the heads of eight of Germany's 16 states called on her to amend a bill before the German lower house of parliamentThey advocated for a one-tim

Seaway7, part of Subsea7 Group, has completed the final inner-array cable lay at the 1.4 GW East Anglia THREE offshore wind farm, developed by ScottishPower Renewables and Masdar, marking another milestone in the project's offshore construction.The campaign involved the installation of 95 inner-array cables, with more than 240 kilometers of cable loaded, laid and pulled into the foundations, Seaway7 announced on October 26.The milestone follows the installation of all 95 monopile foundations and transition pieces earlier this year…

Fugro has secured a contract from 50Hertz to carry out unexploded ordnance (UXO) survey, identification and clearance work for the LanWin3 and LanWin6 offshore grid connection projects in the German sector of the North Sea.The work will help prepare cable routes for the installation of high-voltage direct current (HVDC) cables connecting offshore wind farms to Germany's electricity network.The two grid connections will each have a transmission capacity of up to 2 GW, providing…

DNV has become the first non-Japanese recognized organization authorized by Japan's Flag Administration to apply floating offshore wind classification rules in the country.The authorization allows DNV to apply its floating offshore wind rules within Japan's regulatory framework, supporting the classification and technical assessment of floating wind installations.The rules cover floating substructures, mooring and station-keeping systems, as well as associated safety and utility systems.DNV said the approval strengthens its ability to provide technical expertise…

Saitec Offshore Technologies and Japan's Kansai Electric Power Company (KEPCO) have agreed to extend operations at the 2 MW DemoSATH floating offshore wind demonstrator in Spain through 2027, with Japanese construction company Kumagai Gumi joining the project as a new partner.The three companies have signed a cooperation agreement to continue operating the floating wind turbine at the BiMEP open-sea test site off the Basque coast, shifting the project's focus towards research…

SSE Renewables has selected Subsea7's Seaway7 as preferred supplier for offshore wind turbine foundations and subsea inter-array cables at its 1.4 GW Berwick Bank B offshore wind project in Scotland, under an agreement expected to support 465 UK jobs.The preferred supplier agreement covers engineering, procurement, construction and installation (EPCI) of approximately 90 fixed-bottom turbine foundations, as well as the design, supply and installation of inter-array cables.The project is planned for the outer Firth of Forth…

DEME has secured a contract worth between $56 million and $168 million for the transportation and installation of 69 wind turbines at the Zeevonk offshore wind farm in the Dutch North Sea, expanding its role in the approximately 1 GW project.The company will deploy its next-generation jack-up offshore transport and installation vessel, Norse Energi, to install the turbines during the first phase of the development.The latest award, valued between $56 million and $168 (€50 million and €150 million)…

Kongsberg Maritime has secured a contract with IWS Fleet, a subsidiary of Integrated Wind Solutions (IWS), to provide vessel design and integrated technology systems for four new commissioning service operation vessels (CSOVs) intended for offshore wind operations.Kongsberg Maritime's scope includes electrical power systems, navigation and bridge systems, propulsion, deck machinery, dynamic positioning systems and overall system integration.Each vessel will feature a double-ended design with four rim-drive azimuth thrusters…

Hampidjan Advant has signed an agreement with Cadeler to manufacture and supply heavy-duty lifting slings for the East Anglia TWO offshore wind farm project in the North Sea off the east coast of England.The equipment will be used aboard Cadeler's new wind turbine installation vessel (WTIV), Wind Ace, during construction of the wind farm, which is owned by ScottishPower Renewables.The slings will be manufactured by Hampidjan Baltic in Lithuania using high-modulus polyethylene…

Bibby Marine has launched its new battery-first electric commissioning service operation vessel (eCSOV) at Armon Shipyard in Vigo, Spain, ahead of its planned delivery in 2027.The vessel, which will carry the name Staffordshire, entered the water on October 10 and will undergo further outfitting at the shipyard over the coming months, including the installation of its battery systems.Unlike conventional hybrid-assist designs, the eCSOV is designed to use its energy storage system…

The topsides and jackets for two offshore substations serving Germany's 927 MW Gennaker offshore wind farm have departed the Netherlands for installation in the Baltic Sea as part of the OST-6-1 offshore grid connection project.The OSS Zingst and OSS Darß substations are being delivered by the HSI joint venture, comprising Smulders HSM and Iv, under an engineering, procurement, construction, installation and commissioning (EPCIC) contract.The substations, each with a capacity of approximately 450 MW…

Danish contractor Cadeler has completed installation of all 76 wind turbines at the 1.2 GW Baltic Power project, Poland's first offshore wind farm, using its jack-up vessels Wind Osprey and Wind Mover.The completion of the turbine campaign moves Baltic Power into the final stages of preparation for full commissioning and operation after the project delivered first power to Poland's national grid in July 2026.Cadeler installed 76 Vestas V236-15 MW turbines at the Baltic Sea project.

Sumitomo Corporation Global Metals Co., Ltd. (SCGM) and TFI Marine Limited have formed a partnership to introduce innovation into mooring solutions for floating offshore wind and offshore energy projects. The partnership enables and accelerates the deployment of floating offshore wind in Japan and globally, contributing to decarbonization and energy security.Mooring systems are among the principal cost and risk drivers in floating offshore wind. As projects move into deeper water and towards commercial scale…

Dutch offshore vessel owner Acta Marine has christened its commissioning service operation vessel (CSOV) Acta Hercules in IJmuiden, the Netherlands, as the company moves closer to completing its four-vessel newbuild program.Acta Hercules was delivered earlier this year as the second vessel in the series and is already deployed under a long-term charter supporting offshore wind operations for Vestas.The vessel is equipped with methanol dual-fuel engines and an advanced battery energy storage system…

Siemens Energy has contracted EST-Floattech to supply a battery system of more than 1 MWh for Marco Polo Marine's new CSOV Plus, a vessel designed to work in both offshore wind and oil and gas operations.The Octopus High Energy battery system will support hybrid and dynamic positioning operations aboard the vessel, which is being built by Marco Polo Marine at its shipyard in Batam, Indonesia. Siemens Energy is the system integrator for the hybrid power plant.During dynamic positioning…