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South Eastern Power Networks PLC
- Incorporated
- 7 April 1995 (31 years)
- Previously known as
- South Eastern Power Networks Limited (until 31 March 2011)South Eastern Power Networks PLC (until 24 January 2011)Edf Energy Networks (SPN) PLC (until 1 November 2010)Earlier: Seeboard Power Networks PLC, Home Gas Company Limited
- Industry
- Distribution of electricity (35130)
- Directors
- Raphaelle Karine Marie Castillon
- Accounts type
- Full
- Region
- Greater London
- Address
- Newington House237 Southwark Bridge RoadLondonSE1 6NP
Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 March 2026
- Conf. stmt due
- 22 May 2027
- Last conf. stmt
- 8 May 2026
Officers 7 active
Officer details are public data from the Companies House register.
Director · Appointed 1 June 2026
Dutch
Born May 1963 (63)
Director · Appointed 1 June 2026
British
Born May 1961 (65)
Castillon, Raphaelle Karine Marie,
Director · Appointed 7 May 2026
French
Born February 1973 (53)
Corinthien Pivetta, Rosaline,
Director · Appointed 7 May 2026
French
Born October 1973 (53)
Guiollot, Pierre Jean Bernard,
Director · Appointed 7 May 2026
French
Born April 1968 (58)
Pace, Andrew Charles
Secretary · Appointed 30 April 2018
Director · Appointed 24 November 2010
British
Born September 1955 (71)
Officer history (39 former)
1 June 2026
1 June 2026
1 June 2026
1 June 2026
7 May 2026
7 May 2026
7 May 2026
7 May 2026
Appointed Pivetta, Rosaline, Corinthien as Director
7 May 2026
Resigned Pivetta, Rosaline, Corinthien as Director
7 May 2026
Resigned Chan, Kee Ham as Director
7 May 2026
Resigned Yu, Ka Man Jenny as Director
7 May 2026
7 May 2026
7 May 2026
Appointed Guiollot, Pierre Jean Bernard, as Director
7 May 2026
Appointed Corinthien Pivetta, Rosaline, as Director
7 May 2026
7 May 2026
Appointed Castillon, Raphaelle Karine Marie, as Director
1 July 2023
Appointed Yu, Ka Man Jenny as Director
1 July 2023
21 May 2021
21 May 2021
30 April 2018
Resigned Blackburn, William Nathan as Secretary
30 April 2018
Appointed Pace, Andrew Charles as Secretary
23 November 2017
Appointed Blackburn, William Nathan as Secretary
23 November 2017
Resigned Baker, Christopher as Secretary
31 March 2014
31 March 2014
28 February 2014
28 February 2014
28 February 2014
8 February 2013
8 February 2013
15 October 2012
10 September 2012
10 September 2012
Appointed Chan, Kee Ham as Director
8 June 2011
2 March 2011
24 November 2010
24 November 2010
24 November 2010
24 November 2010
24 November 2010
24 November 2010
24 November 2010
29 October 2010
Appointed Baker, Christopher as Secretary
29 October 2010
29 October 2010
29 October 2010
29 October 2010
Resigned Souto, Joe as Secretary
29 October 2010
29 October 2010
29 October 2010
20 October 2010
17 September 2009
Appointed Souto, Joe as Secretary
17 September 2009
1 April 2009
1 April 2009
21 July 2008
21 July 2008
21 July 2008
10 June 2008
25 June 2003
25 June 2003
25 June 2003
15 November 2002
15 November 2002
29 July 2002
29 July 2002
29 July 2002
25 October 2001
25 October 2001
25 October 2001
25 October 2001
25 October 2001
25 October 2001
25 October 2001
12 May 2000
12 May 2000
12 May 2000
12 May 2000
7 April 1995
7 April 1995
7 April 1995
7 April 1995
7 April 1995
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 7290590
Group structure 20 shown
Ownership group derived from the Companies House PSC register
UK Power Networks Holdings Limited Owns 75–100% of shares
Eastern Power Networks PLC Owns 75–100% of shares
Lea Valley Utilities Limited Owns 75–100% of shares
London Power Networks PLC Owns 75–100% of shares
South Eastern Power Networks PLC This company Owns 75–100% of shares
UK Power Networks (Distribution System Operator) Limited Owns 75–100% of shares
UK Power Networks (Idno Finance) Limited Owns 75–100% of shares
UK Power Networks (Idno) Limited Owns 75–100% of shares
UK Power Networks (Operations) Limited Owns 75–100% of shares
UK Power Networks (South East Services) Limited Owns 75–100% of shares
UK Power Networks (Trustee) Limited Owns 75–100% of shares
UK Power Networks Group (Trustee) Limited Owns 75–100% of shares
UK Power Networks Services Holdings Limited Owns 75–100% of shares
Energy Infrastructure Networks Limited Owns 75–100% of shares
Powerlink Renewable Assets Limited Owns 75–100% of shares
UK Power Networks (Transport) Limited Owns 75–100% of shares
UK Power Networks Services (Contracting) Limited Owns 75–100% of shares
UK Power Networks Services (Enterprises) Limited Owns 75–100% of shares
UK Power Networks Services (South East) Limited Owns 75–100% of shares
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 7 August 2026 | Full accounts | 31 March 2026 | ||
| 2 February 2026 | Director's details changed | |||
| 31 July 2025 | Full accounts | 31 March 2025 | ||
| 8 May 2025 | Confirmation statement with no updates | 8 May 2025 | ||
| 22 April 2025 | Director's details changed |
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