Galloper
Extension adjacent to Greater Gabbard, 30km off Suffolk coast. Operated by RWE.
Status
Operationallifecycle stage
Ownership
RWE Renewables — 25% ◆SFSiemens Financial Services — 25% ◆
Equitix — 12.5% ◆
ESB — 12.5% ◆SISpring Infrastructure Capital (Sumitomo / SMBC / DBJ fund) — … ◆
Location
United KingdomNorth Sea
Technology
Capacity
353 MW ◆
Turbines
56 × 6.3 MW ◆
Model
Siemens Swt 6-3-154 ◆
Foundation
Monopile ◆
Site & conditions
Site rights
Seabed rights held ∴
Origination
Crown Estate Round 1 & 2 site extensions (2010) · 2010 ·
Water depth
27–36 m ◆
Distance from shore
30 km ◆
Wind speed
9.5 m/s @ 100 m ≈
Revenue & grid
Offtake
Certificate ◆
Grid
Secured · 2018-Q1 ◆
Connection
Sizewell onshore substation (shared with Greater Gabbard), … ◆
Schedule
FID
30 Oct 2015 ◆
COD
2018-Q1 ◆
Project timeline & ownership verified milestones on the spine · ownership from Hafrok's transactions record
7 dated milestones on the spine, each with its source · 7 recorded ownership deals from Hafrok's transactions record · the developer's announced-COD history
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Revenue & offtake contract terms, price levels and the route to market
the Certificate contract's terms · price over time in money of the day · the routes to market and the next visible round
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Installation how the build is going · from sourced statements and Hafrok's registers
construction status and turbines standing · vessel and port contracts · the grid connection and whether it is ready in time
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Sources & verification
Rests on 16 sources (17 primary) · ◆ 9 documents held
◆Verified≈Modelled◇Sourced∴Inferred⌁Convention○Unverified∅No source·Derived
Numbers are stable citation ids — grouped by source class, so they are not consecutive.
Regulator4
[1]
Planning Inspectorate / Secretary of State for Energy and Climate Change2013-05-24◆ Galloper Offshore Wind Farm - Secretary …
“The Secretary of State has decided under section 114 of the 2008 Act to make, with modifications, an Order granting development consent for the proposals in the Application.”
supportsConsentStatusConnection pointConsent appliedConsent granted
[2]
legislation.gov.uk2013-05-24◆ The Galloper Wind Farm Order 2013 (SI 20…
“an offshore wind turbine generating station with a gross electrical output capacity of up to 504 MW comprising up to 140 wind turbine generators ... approximately 27 kilometres off the coast of Suffol…”
supportsDistance from shore
[16]
Department for Energy Security and Net Zero2026-05-06◆ Renewable Energy Planning Database (REPD…
“REPD Q1 2026 quarterly extract — Ref ID 2526: Site Name "Galloper Wind Farm", Development Status "Operational", Installed Capacity 353 MWelec, Operator "RWE Npower Renewables"”
supportsRegister entry
[22]
The Planning Inspectorate (PINS)2026-08-23◆ PINS national infrastructure application…
“Project reference EN010003: "Galloper Offshore Wind Farm"; applicant "Galloper Wind Farm Ltd"; Stage "Post-decision"; applied 2011-11-21; accepted 2011-12-19; decision 2013-05-24.”
supportsConsentConsent appliedConsent granted
Operator7
[3]
RWE Renewables2025-09◆ Galloper offshore wind farm | RWE
“Galloper Offshore Wind Farm is owned by RWE Renewables (25%), Siemens' financing arm, Siemens Financial Services (25%), Equitix (25%), ESB (12.5%) and a fund established by Sumitomo Corporation, Sumit…”
supportsoperatorownerOnshore constructionOffshore constructionFirst power+7 more
[4]
Galloper Wind Farm Limited2015-10-30
“Achieving financial close quickly was an essential component for Galloper to remain on-track in regards to construction as well as becoming operational in time to qualify from the government's Renewab…”
supportsFinal investment decisionMechanismDetail
[6]
Galloper Wind Farm Limited / innogy SE2017-11-07
“Galloper Offshore Wind Farm has generated power for the first time on 5th November.”
supportsFirst power
[13]
[17]
National Energy System Operator (NESO)2026-07-21◆ NESO Transmission Entry Capacity (TEC) R…
“NESO TEC Register, edition 21 July 2026 - PRO-000162: "Galloper Wind Farm", Status "Built", MW Connected 348, Effective From n/a, Customer "GALLOPER WIND FARM LIMITED"”
supportsRegister entry
[18]
Macquarie Group2023-04-24◆ Macquarie Asset Management to divest sta…
“The agreement will see Macquarie European Infrastructure Fund 5’s 50 per cent stake in Offshore Wind Company sold to funds managed by the UK-headquartered investment manager. Offshore Wind Company hol…”
supportsinvestor
[19]
Macquarie Group2017-04-20◆ Macquarie-led consortium to acquire the …
“Of the three new investment vehicles to be established upon completion, long term infrastructure investors USS and MEIF5 will invest in the offshore wind investment vehicle”
supportsinvestor
OEM1
[7]
Siemens2015-10-30
“Siemens is to supply, install and commission 56 wind turbines of type SWT-6.0-154 for the Galloper Wind Farm Ltd.”
supportsTurbinesModel
Trade press4
[5]
[11]
[14]
[15]
Early access