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Offshore Electricity Transmission (OFTO)

Offshore Transmission Electronic Tendering Portal

Please visit the Offshore Transmission Electronic Tendering Portal where you can register to participate in the tender process. For any issues with the portal, please contact Daniel Baker (tendercoordinator@ofgem.gov.uk).

Visit tendering portal

In progress tender rounds

Tender Round 9

Offshore Transmission Owner (OFTO) Tender Round Nine (TR9) started in January 2022. TR9 will enable prospective bidders to compete to own the transmission assets of the Seagreen Phase 1 Wind Farm. The OFTO transmission assets are expected to be worth between £0.5bn and £1bn.

Seagreen Phase 1 – Current status: Invitation to Tender (ITT) stage due to commence

  • Installed capacity of 1,140 MW
  • The project is being developed by Seagreen Wind Energy Limited, which is a joint venture owned by SSE Renewables (49%) and TotalEnergies (51%)

OFTO Launch Webinar

On Thursday 20 January 2022, we held an online launch event for OFTO Tender Round Nine. The slide deck from the event is available at OFTO Tender Round Nine Information Event along with a summary of the question session, contact details of attendees who consented to their details being published on our website and information submitted by service providers.

If you have any questions about the OFTO tender process or would like to discuss any aspects of this with Ofgem, please contact tendercoordinator@ofgem.gov.uk

Completed tender rounds