The Governance RegisterEdition 2026 · Compiled 12th July 2026

Sizewell C Limited

Company 09284825 Active

Connected board network

The connection graph needs a free account.

This company's record is public. The network of who else its directors govern is compiled from the registers by us, and an account keeps it out of bulk scrapers.

Sign in, free

Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

13
directors on the board
2.2y median 1.4y
average tenure
8.7y
longest tenure
1
directors past 6 years
4 vs 6 portfolio
first-time directors
0
also govern a charity
5
left in the last 12 months

Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Finance 8Professional services 7Business services 4Utilities 3Construction 1Mining 1Property 1Transport 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Related organisations iRelated organisationsCompanies whose board overlaps with this one through the same people. Deterministic, from public records.

Companies whose board overlaps with this one through the same people. Deterministic, from public records.

Company details

Number09284825
StatusActive
TypePrivate Limited Company
Incorporated28/10/2014
Address25 COPTHALL AVENUE, LONDON, EC2R 7BP
Accounts next due31/12/2026
Accounts last made up31/03/2025

Industry (SIC)

35110 - Production of electricity

Ownership - persons with significant control (4)

  • Sizewell C (Pledgeco) Limited
    ownership of shares 75-100% voting rights 75-100%
  • Sizewell C (Holdco) Limited
    significant influence or control
  • Edf Energy Holdings Limited
    significant influence or control
  • Sizewell C (Holding) Limited ceased 2025
    ownership of shares 75-100% voting rights 75-100% right to appoint and remove directors

Officers (43)

Show 29 former officers

Directors and officers on the Companies House record, current and former.

Report an error in this record - let us know.