Whito directory · Utility
National Grid Electricity Transmission
NATIONAL GRID ELECTRICITY TRANSMISSION PLC, company number 02366977. Active, incorporated 1 April 1989. Checked at Companies House on 23 September 2026.
What they actually do
Owns the high-voltage electricity transmission network in England and Wales. It is a network owner and client, not a contractor. It is building a subsea power link with SSEN Transmission.
Named work
Eastern Green Link 2, a 436km subsea high-voltage link built as a joint venture with SSEN Transmission. Source: National Grid, 4 July 2023
Company record
| Legal name | NATIONAL GRID ELECTRICITY TRANSMISSION PLC |
|---|---|
| Company number | 02366977 |
| Status | Active |
| Incorporated | 1 April 1989 |
| Registered office | 1-3 Strand, London WC2N 5EH |
| Group | National Grid plc (04031152) |
| Whito group | Utilities |
| Regions | England and Wales |
| Registers and licences | named as an electricity transmission owner in Ofgem RIIO-3 final determinations overview, 4 December 2025 |
| Checked at Companies House | 23 September 2026. The filing history lists a confirmation statement made on 1 August 2026 and group accounts to 31 March 2026; the overview page had not yet updated. |
Limits. A Whito listing is not a recommendation, rating or prequalification. Not the same company as National Grid Electricity Distribution, which runs regional networks.
Every fact on this page was read on 23 September 2026 from the page linked or from the Companies House record for 02366977. Companies House shows what a company has filed. It says nothing about the quality of its work or its finances.
Run National Grid Electricity Transmission? This listing is unclaimed, which means Whito built it from public information. Claiming it is free and there is nothing to buy. You confirm the details are right, and people and the AI assistants they now ask see accurate information instead of guessing.
Is this your company, or is something here wrong? We correct facts against the source and remove listings on request: corrections, right of reply and removals. Listing is free and nobody can pay to appear or to move.
All infrastructure companies · Utilities · How we sort firms into groups
This listing was compiled by Whito from public information, including the Companies House register and the pages linked above. It is not a recommendation or an endorsement. Always carry out your own checks before hiring.