Organisation Directory

Explore organisations connected to offshore wind and the wider energy transition, grouped into practical categories to make the directory easier to browse.

Vattenfall

Description

Vattenfall AB is a Swedish state-owned European energy company that produces and retails electricity and heat. The group develops, constructs, owns and operates onshore and offshore wind farms, including major offshore projects such as Hollandse Kust Zuid, Nordlicht, Vesterhav and wind assets in the UK, Germany, Denmark and the Netherlands.

Related Projects

188 records

Status	Role	Category	Scope
Planned	Joint venture development partnerAberdeen (EOWDC)	Development	European Offshore Wind Deployment Centre consent application and project development
In Operation	Operator and local O&M teamAberdeen (EOWDC)	Operations Maintenance	Aberdeen Offshore Wind Farm operations and maintenance
In Operation	Meteorological measurement data providerBockstigen Offshore	Survey Inspection	Näsudden meteorological measurements used for Bockstigen operating comparisons
In Operation	Blade repair framework buyerDanTysk	Operations Maintenance	DanTysk, Sandbank and Horns Rev 1 blade repair services
In Operation	Wind farm operator and majority joint venture partnerDanTysk	Operations Maintenance	DanTysk offshore wind farm
Consented	Original joint-venture sponsorEgmond aan Zee	Development	NoordzeeWind joint venture development
Planned	Awarded project development groupHesselø Offshore Wind Farm	Development	Hesselø Offshore Wind Farm
In Operation	Wind farm operator and O&M organizationHollandse Kust Zuid Holland III - IV	Operations Maintenance	Hollandse Kust Zuid operation from IJmuiden
Consented	Zero-subsidy tender winner and developerHollandse Kust Zuid Holland III - IV	Development	Hollandse Kust Zuid sites III and IV development rights
In Operation	Wind farm operator and O&M organizationHollandse Kust Zuid I–II	Operations Maintenance	Hollandse Kust Zuid operation from IJmuiden
Consented	Zero-subsidy tender winner and developerHollandse Kust Zuid I–II	Development	Hollandse Kust Zuid sites I and II development rights
In Operation	Wind farm operator and internal O&M providerHorns Rev 1	Operations Maintenance	Vestas V80 turbine service from Vattenfall's Esbjerg wind power hub
Consented	Concession winner and developerHorns Rev 3	Development	Horns Rev 3 offshore wind farm
In Operation	O&M base operatorHorns Rev 3	Operations Maintenance	Hvide Sande maintenance base
In Operation	OperatorHorns Rev 3	Operations Maintenance	Horns Rev 3 operations and maintenance
Consented	Joint venture owner, developer and operatorIJmuiden Ver Beta	Development	IJmuiden Ver Beta offshore wind farm, floating solar and hydrogen integration project
Decommissioned	Dismantling method and retained-foundation contextIrene Vorrink	Decommissioning Context	Irene Vorrink decommissioning campaign
Decommissioned	Owner, operator and decommissioning decision-makerIrene Vorrink	Owner Operator	Irene Vorrink nearshore wind farm
Consented	Archaeological and seabed survey programme leadKattegat South	Site Survey And Pre Development	Kattegatt Syd wind farm site and export cable corridor
Consented	Developer and project ownerKattegat South	Owner Operator	Kattegatt Syd offshore wind farm off Falkenberg
In Operation	Owner and operatorKentish Flats	Operations Maintenance	Kentish Flats wind farm and Ramsgate O&M access
Planned	Developer and extension sponsorKentish Flats 2	Development	Kentish Flats Extension development and investment decision
In Operation	Wind farm owner/operator and O&M teamKentish Flats 2	Operations Maintenance	Kentish Flats Extension operations from the Kentish Flats O&M base
Planned	Developer and constructorKorsnäs	Project Company And Development	Korsnas offshore wind project
In Operation	Remote monitoring operatorKriegers Flak	Operations Maintenance	Surveillance Centre in Esbjerg
Planned	Tender winner and developerKriegers Flak	Development	Danish Kriegers Flak offshore wind farm
In Operation	Wind farm operatorKriegers Flak	Operations Maintenance	Kriegers Flak operations
Decommissioned	Owner, operator and decommissioning decision-makerLely	Owner Operator	Lely offshore wind farm
In Operation	Environmental monitoring leadLillgrund	Consenting Environmental	Post-consent environmental studies and monitoring
In Operation	Owner-operator and O&M leadLillgrund	Operations Maintenance	110 MW Lillgrund offshore wind farm
In Construction	Procurement and contracting leadLillgrund	Epc Balance Of Plant	Lillgrund purchasing and construction contracting
In Construction	Owner, developer and construction leadNordlicht I	Development	Nordlicht I 980 MW offshore wind farm
Consented	Developer and ownerNordlicht II	Development	Nordlicht II offshore wind project
Consented	Investment and developmentNordlicht II	Development	Nordlicht II offshore wind project
Planned	Awarded project development groupNordsøen I Midt Offshore Wind Farm	Development	Nordsøen I Midt Offshore Wind Farm
Planned	Original developer and former ownerNorfolk Boreas	Historical Development Context	Norfolk Offshore Wind Zone including Norfolk Boreas
Consented	Original developer and sellerNorfolk Vanguard West	Owner Operator	Norfolk Offshore Wind Zone, including Norfolk Vanguard East and West
Consented	Project acquirer and developerOrmonde	Development	Ormonde wind-only project development
Planned	Successor to the original project developerOrmonde	Development	Original Ormonde hybrid wind and gas concept
In Operation	Wind farm operator and O&M base ownerOrmonde	Operations Maintenance	O&M facility at Barrow Harbour
Consented	Lead owner and developerPoseidon Nord	Development	Poseidon Nord floating offshore wind project
In Operation	Blade repair framework buyerSandbank	Operations Maintenance	DanTysk, Sandbank and Horns Rev 1 blade repair services
In Operation	Wind farm operator and majority joint venture partnerSandbank	Operations Maintenance	Sandbank offshore wind farm
In Construction	Construction owner and multi-contract delivery managerThanet	Epc Balance Of Plant	Thanet wind farm construction and transmission assets
Cancelled	Owner and developerThanet Extension	Owner Developer	Thanet Extension offshore wind proposal
Decommissioned	Historical offshore wind farmUtgrunden I	Historical Development Context	Utgrunden I offshore wind farm
Decommissioned	Owner, operator and decommissioning decision-makerUtgrunden I	Owner Operator	Utgrunden I offshore wind farm
In Operation	Electricity marketing and balancing servicesVeja Mate	Offtake And Market	Veja Mate offshore wind farm
Planned	Tender winner and project developerVesterhav Nord	Development	Vesterhav Nord and Vesterhav Syd Danish nearshore offshore wind projects
In Operation	Wind farm owner/operator and service-base operatorVesterhav Nord	Operations Maintenance	Vesterhav Nord operations supported from Hvide Sande service office
Planned	Tender winner and project developerVesterhav Syd	Development	Vesterhav Nord and Vesterhav Syd Danish nearshore offshore wind projects
In Operation	Wind farm owner/operator and service-base operatorVesterhav Syd	Operations Maintenance	Vesterhav Syd operations supported from Hvide Sande service office
Consented	Majority owner and offshore wind project developerVidar	Project Company And Development	Vidar floating offshore wind project
In Operation	Co-operatorWindplanblauw	Operations Maintenance	Operating phase of the Windplanblauw offshore/nearshore wind farm
Planned	Project developer and repowering partnerWindplanblauw	Development	Nearshore Windplan Blauw repowering project in the IJsselmeer
Decommissioned	Decommissioned historical-project data gap warningYttre Stengrund 1	Status Warning	Yttre Stengrund decommissioned staging rows
Decommissioned	Environmental authority and cable-removal contextYttre Stengrund 1	Decommissioning Context	Yttre Stengrund site restoration and underwater cables
Decommissioned	Owner, operator and decommissioning decision-makerYttre Stengrund 1	Owner Operator	Yttre Stengrund offshore wind farm
Decommissioned	Environmental authority and cable-removal contextYttre Stengrund 2-3-4	Decommissioning Context	Yttre Stengrund site restoration and underwater cables
Decommissioned	Historic wind-farm and decommissioning contextYttre Stengrund 2-3-4	Decommissioning Context	Yttre Stengrund offshore wind farm and decommissioning
Decommissioned	Owner, operator and decommissioning decision-makerYttre Stengrund 2-3-4	Owner Operator	Yttre Stengrund offshore wind farm
Decommissioned	Decommissioned historical-project data gap warningYttre Stengrund 5	Status Warning	Yttre Stengrund decommissioned staging rows
Decommissioned	Environmental authority and cable-removal contextYttre Stengrund 5	Decommissioning Context	Yttre Stengrund site restoration and underwater cables
Decommissioned	Owner, operator and decommissioning decision-makerYttre Stengrund 5	Owner Operator	Yttre Stengrund offshore wind farm
Decommissioned	Environmental restoration and cable removalYttre Stengrund 5	Decommissioning Context	Yttre Stengrund site restoration and underwater cables
Decommissioned	Owner, operator and decommissioning decision-makerYttre Stengrund 5	Owner Operator	Yttre Stengrund offshore wind farm
In Operation	Owner Operator · 100%Aberdeen (EOWDC)	Ownership	Vattenfall wholly owns and operates Aberdeen Offshore Wind Farm, also known as the European Offshore Wind Deployment Centre.
In Operation	Owner · 26.25%Alpha Ventus	Ownership	Vattenfall held a 26.25% interest in the alpha ventus operating company before Ocean Breeze Energy completed its acquisition on 9 October 2026.
In Operation	Operator · 51%DanTysk	Ownership	DanTysk is a joint venture in which Vattenfall holds 51% and acts as operator/lead owner.
In Operation	Operator · 50.5%Hollandse Kust Zuid Holland III - IV	Ownership	Vattenfall operates Hollandse Kust Zuid and owns a 50.5% stake in the wind farm.
In Operation	Operator · 50.5%Hollandse Kust Zuid I–II	Ownership	Vattenfall operates the combined Hollandse Kust Zuid development and holds a majority ownership interest.
In Operation	Operator · 60%Horns Rev 1	Ownership	Vattenfall owns 60% of Horns Rev 1 and operates the wind farm.
In Operation	Owner Operator · 100%Horns Rev 3	Ownership	Vattenfall owns and operates 100% of Horns Rev 3.
Decommissioned	Owner Operator · 100%Irene Vorrink	Ownership	Vattenfall owned and operated the Irene Vorrink nearshore wind farm and led its dismantling after 25 years of service.
Consented	Owner Developer Operator · 100%Kattegat South	Ownership	Vattenfall owns and develops Kattegatt Syd, with Vattenfall Vindkraft AB as the Swedish project company and permit holder.
In Operation	Operator · 100%Kentish Flats	Ownership	Vattenfall is the operator and sole owner of Kentish Flats.
In Operation	Owner Operator · 100%Kentish Flats 2	Ownership	Vattenfall owns 100% of Kentish Flats Extension and operates the wind farm as part of its Kent offshore wind portfolio.
Planned	Owner Developer · 50%Korsnäs	Ownership	Vattenfall was selected in December 2022 to develop, construct and operate the Korsnäs offshore wind project in partnership with Metsähallitus.
In Operation	Owner Operator · 100%Kriegers Flak	Ownership	Vattenfall owns and operates 100% of the Danish Kriegers Flak offshore wind farm.
Decommissioned	Owner Operator · 100%Lely	Ownership	Nuon, now part of Vattenfall, operated Lely and decided to dismantle the wind farm after it reached the end of its economic life.
In Operation	Owner Operator · 100%Lillgrund	Ownership	Vattenfall owns 100% of Lillgrund and operates the offshore wind farm.
Planned	Owner Developer · 50%Muir Mhòr	Ownership	Vattenfall held a 50% joint-venture interest before the April 2026 agreement to sell its stake to Fred. Olsen Seawind. Companies House records Vattenfall Wind Power Limited as ceasing to be a person with significant control on 31 July 2026.
In Construction	Owner Developer Operator · 100%Nordlicht I	Ownership	Vattenfall is the owner/developer/operator of Nordlicht I after repurchasing BASF's 49% Nordlicht cluster share in 2025; offshore construction of Nordlicht I began in July 2026.
Consented	Owner Developer · 100%Nordlicht II	Ownership	Vattenfall is the disclosed owner/developer of Nordlicht II. BASF sold its 49% Nordlicht I/II equity share back to Vattenfall in 2025 and remains connected through long-term renewable electricity supply rather than current project equity.
Consented	Ownership interestNorfolk Boreas	Ownership	Vattenfall announced completion of the sale of the Norfolk Offshore Wind Zone, including fully consented Norfolk Boreas, Norfolk Vanguard West and Norfolk Vanguard East, to RWE in March 2024.
In Operation	Operator · 51%Ormonde	Ownership	Vattenfall remains the majority shareholder and operator of Ormonde Offshore Wind Farm after selling a 49% stake to Swedish pension group AMF in 2015. The Crown Estate operational ownership table lists Ormonde with Vattenfall as operator and 51% Vattenfall / 49% AMF ownership.
Consented	Lead Owner Developer · 85%Poseidon Nord	Ownership	Vattenfall holds an 85% interest in the Poseidon project and leads its development with Zephyr.
In Operation	Operator · 51%Sandbank	Ownership	Vattenfall owns 51% of Sandbank and operates the wind farm.
In Operation	Operator · 100%Thanet	Ownership	Vattenfall's power-plant profile lists Thanet as in operation, with 100% Vattenfall ownership. The Crown Estate current offshore wind ownership table also lists Thanet as operated by Vattenfall with 100% Vattenfall ownership.
Dormant	Owner Developer · 100%Thanet Extension	Ownership	Vattenfall developed the proposed Thanet Extension offshore wind farm. Development consent was refused on 1 June 2020.
Decommissioned	Owner Operator · 100%Utgrunden I	Ownership	Vattenfall was the owner/operator of Utgrunden I before decommissioning; Global Energy Monitor lists phase 1 as 100% owned by Vattenfall AB and operated by Vattenfall Vindkraft.
In Operation	Owner Operator · 92%Vesterhav Nord	Ownership	Vattenfall owns 92% of Vesterhav Nord and operates the offshore wind farm.
In Operation	Owner Operator · 92%Vesterhav Syd	Ownership	Vattenfall owns 92% of Vesterhav Syd and operates the offshore wind farm.
Consented	Lead Owner Developer · 85%Vidar	Ownership	Vattenfall says that after acquiring the majority share in Vidar and Poseidon from Zephyr, Vattenfall ownership in the early-stage projects would amount to 85%.
In Operation	Co Owner · 58.33%Windplanblauw	Ownership	Vattenfall owns 14 of the 24 Windplanblauw turbines located in the IJsselmeer nearshore section.
Decommissioned	Owner Operator · 100%Yttre Stengrund 1	Ownership	Yttre Stengrund was owned by Vattenfall from 2006 through decommissioning; Vattenfall completed dismantling of the 10 MW offshore wind farm in Kalmar Sound.
Decommissioned	Owner Operator · 100%Yttre Stengrund 2-3-4	Ownership	Vattenfall owned the Yttre Stengrund wind farm from 2006 through decommissioning. Yttre Stengrund 2-3-4 represents a historic grouping within that five-turbine wind farm.
Decommissioned	Owner Operator · 100%Yttre Stengrund 5	Ownership	Yttre Stengrund was owned by Vattenfall from 2006 through decommissioning; this Yttre Stengrund 5 record represents part of the same decommissioned five-turbine offshore wind farm.
In Operation	Developer	Onshore grid assets	Aberdeen (EOWDC) · Onshore Conversion
In Operation	Operator	Onshore grid assets	Aberdeen (EOWDC) · Onshore Conversion
In Operation	Developer	Onshore grid assets	Aberdeen (EOWDC) · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Aberdeen (EOWDC) · Final Grid Connection Point
Planning	Operator Or ApplicantAultmore Forest - Buckie - Windfarm	Battery storage	Aultmore Forest - Buckie - Windfarm
Planning	Operator Or ApplicantAultmore Forest - Buckie - Windfarm	Onshore wind	Aultmore Forest - Buckie - Windfarm
In Operation	Operator Or ApplicantClashindarroch	Onshore wind	Clashindarroch
In Construction	Operator Or ApplicantClashindarroch 2	Onshore wind	Clashindarroch 2
Planning	Operator Or ApplicantClifton Marsh Farm, Preston New Road - Solar Farm	Solar	Clifton Marsh Farm, Preston New Road - Solar Farm
In Operation	Operator	Onshore grid assets	DanTysk · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	DanTysk · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	DanTysk · Onshore Conversion
In Operation	Owner	Onshore grid assets	DanTysk · Onshore Conversion
In Operation	Operator Or ApplicantEdinbane Wind Farm	Onshore wind	Edinbane Wind Farm
Planning	Operator Or ApplicantHirddywel	Onshore wind	Hirddywel
In Operation	Developer	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Intermediate Connection Asset
In Operation	Operator	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Intermediate Connection Asset
In Operation	Owner	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Intermediate Connection Asset
In Operation	Developer	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Hollandse Kust Zuid (HKZ) Holland III - IV · Final Grid Connection Point
In Operation	Developer	Onshore grid assets	Hollandse Kust Zuid I–II · Intermediate Connection Asset
In Operation	Operator	Onshore grid assets	Hollandse Kust Zuid I–II · Intermediate Connection Asset
In Operation	Owner	Onshore grid assets	Hollandse Kust Zuid I–II · Intermediate Connection Asset
In Operation	Developer	Onshore grid assets	Hollandse Kust Zuid I–II · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Hollandse Kust Zuid I–II · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Hollandse Kust Zuid I–II · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Horns Rev 1 · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Horns Rev 1 · Final Grid Connection Point
In Operation	Developer	Onshore grid assets	Horns Rev 3 · Intermediate Connection Asset
In Operation	Operator	Onshore grid assets	Horns Rev 3 · Intermediate Connection Asset
In Operation	Owner	Onshore grid assets	Horns Rev 3 · Intermediate Connection Asset
In Operation	Developer	Onshore grid assets	Horns Rev 3 · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Horns Rev 3 · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Horns Rev 3 · Final Grid Connection Point
In Construction	Developer	Onshore grid assets	IJmuiden Ver Beta · Final Grid Connection Point
In Construction	Developer	Onshore grid assets	IJmuiden Ver Beta · Onshore Conversion
Consented	Operator Or ApplicantKemberton - Solar Farm	Solar	Kemberton - Solar Farm
In Operation	Operator	Onshore grid assets	Kentish Flats · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Kentish Flats · Final Grid Connection Point
In Operation	Developer	Onshore grid assets	Kentish Flats 2 · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Kentish Flats 2 · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Kentish Flats 2 · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Kriegers Flak · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Kriegers Flak · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Kriegers Flak · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Kriegers Flak · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Lillgrund · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Lillgrund · Final Grid Connection Point
Development	Developer	Onshore grid assets	Nordlicht II · Onshore Conversion
Development	Owner	Onshore grid assets	Nordlicht II · Onshore Conversion
In Operation	Developer	Onshore grid assets	Nordlicht II · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Nordlicht II · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Ormonde · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Ormonde · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Ormonde · Intermediate Connection Asset
In Operation	Owner	Onshore grid assets	Ormonde · Intermediate Connection Asset
Consented	Operator Or ApplicantOurack	Battery storage	Ourack
Consented	Operator Or ApplicantOurack	Onshore wind	Ourack
In Operation	Operator Or ApplicantParc Cynog	Solar	Parc Cynog
In Operation	Operator Or ApplicantPen Y Cymoedd	Onshore wind	Pen Y Cymoedd
In Operation	Operator Or ApplicantPen y Cymoedd Energy Storage	Battery storage	Pen Y Cymoedd
In Operation	Operator Or ApplicantRay Battery Storage Facility	Battery storage	Ray Wind Farm
In Operation	Operator Or ApplicantRay Wind Farm	Onshore wind	Ray Wind Farm
In Operation	Operator	Onshore grid assets	Sandbank · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Sandbank · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Sandbank · Onshore Conversion
In Operation	Owner	Onshore grid assets	Sandbank · Onshore Conversion
In Operation	Operator Or ApplicantSouth Kyle Wind Farm	Onshore wind	South Kyle Wind Farm
Planning	Operator Or ApplicantSouth Kyle Wind Farm 2	Battery storage	South Kyle Wind Farm 2
Planning	Operator Or ApplicantSouth Kyle Wind Farm 2	Onshore wind	South Kyle Wind Farm 2
In Construction	Operator Or ApplicantSwinford Wind Farm	Solar	Swinford Wind Farm
In Operation	Operator	Onshore grid assets	Thanet · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Thanet · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Thanet · Intermediate Connection Asset
In Operation	Owner	Onshore grid assets	Thanet · Intermediate Connection Asset
In Operation	Developer	Onshore grid assets	Vesterhav Nord · Onshore Conversion
In Operation	Operator	Onshore grid assets	Vesterhav Nord · Onshore Conversion
In Operation	Owner	Onshore grid assets	Vesterhav Nord · Onshore Conversion
In Operation	Developer	Onshore grid assets	Vesterhav Nord · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Vesterhav Nord · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Vesterhav Nord · Final Grid Connection Point
In Operation	Developer	Onshore grid assets	Vesterhav Syd · Onshore Conversion
In Operation	Operator	Onshore grid assets	Vesterhav Syd · Onshore Conversion
In Operation	Owner	Onshore grid assets	Vesterhav Syd · Onshore Conversion
In Operation	Developer	Onshore grid assets	Vesterhav Syd · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Vesterhav Syd · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Vesterhav Syd · Final Grid Connection Point
In Operation	Operator	Onshore grid assets	Windplanblauw · Final Grid Connection Point
In Operation	Owner	Onshore grid assets	Windplanblauw · Final Grid Connection Point

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