Company
TenneT
Named on 7 projects in the sources we follow. Each role as the source states it.
Their rate stays; our fee goes on top: 20% → 15% → 12%. Open book →
Operator / owner
Doordewind 1
Grid & HVDC · Netherlands
operator / owner, as named in the source
- Engineering (next)
- Fabrication
- Transport & installation
- Hook-up
- Commissioning
- Operation
Next Engineering, not announced
Source: TenneT, 2026-09-18
Operator / owner
Heerema Vlissingen - 2GW jacket fabrication
Fabrication yard · Netherlands
client
- Engineering (done)
- Fabrication (now)
- Construction (next)
- Hook-up
- Commissioning
- Operation
Next Construction, summer 2028
Source: reNEWS / Offshore Wind (2026)
Other role
IJmuiden Ver Alpha & Beta wind farms
Offshore wind · Netherlands
grid connection: 2 GW offshore platform and HVDC link (realisation agreement, Feb 2025)
- Engineering (now)
- Fabrication (next)
- Transport & installation
- Hook-up
- Commissioning
- Operation
Next Fabrication, not announced
Source: sserenewables.com, 2025-02-03
Operator / owner
LanWin 5
Grid & HVDC · Germany
operator / owner, as named in the source
- Engineering (now)
- Fabrication (next)
- Transport & installation
- Hook-up
- Commissioning
- Operation
Next Fabrication, not announced
Source: Evertiq, 2026-08-03
Operator / owner
Nederwiek 1
Grid & HVDC · Netherlands
operator / owner, as named in the source
- Engineering (next)
- Fabrication
- Transport & installation
- Hook-up
- Commissioning
- Operation
Next Engineering, not announced
Source: TenneT, 2026-09-18
Operator / owner
Nederwiek 3
Grid & HVDC · Netherlands
operator / owner, as named in the source
- Engineering (now)
- Fabrication (next)
- Transport & installation
- Hook-up
- Commissioning
- Operation
Next Fabrication, not announced
Source: Evertiq, 2026-08-03
Operator / owner
TenneT 2GW offshore grid programme
Grid & HVDC · Netherlands
developer/grid operator, FID holder for the 14-platform programme
- Engineering (done)
- Fabrication (now)
- Transport & installation (now)
- Hook-up (next)
- Commissioning
- Operation
Next Hook-up, H2 2028
Source: TenneT (company newsroom), 2023-2024
Works with named on the same projects
- Hitachi Energy · on IJmuiden Ver Alpha & Beta wind farms, LanWin 5, Nederwiek 1 and more
- Larsen & Toubro · on IJmuiden Ver Alpha & Beta wind farms, LanWin 5, Nederwiek 1 and more
- GE Vernova-Seatrium consortium · on TenneT 2GW offshore grid programme, Heerema Vlissingen - 2GW jacket fabrication
- Heerema Fabrication Group · on TenneT 2GW offshore grid programme, Heerema Vlissingen - 2GW jacket fabrication
- Allseas · on TenneT 2GW offshore grid programme
- EEW Special Pipe Constructions · on IJmuiden Ver Alpha & Beta wind farms
- Heerema Marine Contractors · on TenneT 2GW offshore grid programme
- Noordzeker · on IJmuiden Ver Alpha & Beta wind farms
- Zeevonk II · on IJmuiden Ver Alpha & Beta wind farms
From the project database: hand-checked projects and Radar awards, each with its source. A company is listed where a source names it; this is not a client list.