Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 17 December 2026
- Last conf. stmt
- 3 December 2025
FHH No.1 Limited
- Incorporated
- 3 December 2003 (22 years)
- Industry
- Activities of head offices (70100)
- Accounts type
- Full
- Region
- Wales
- Address
- Dinorwig Power StationLlanberisGwyneddLL55 4TY
Officers 4 active
Officer details are public data from the Companies House register.
British
Born May 1975 (51)
Director · Appointed 10 June 2025
French
Born April 1968 (58)
Director · Appointed 28 March 2025
French
Born April 1987 (39)
Cherel-Sparham, Delphine Claire Marie
Director · Appointed 5 November 2024
French
Born October 1967 (59)
Officer history (26 former)
4 November 2025
4 November 2025
10 June 2025
9 June 2025
Resigned Franchimont, Marc Olivier Georges as Director
28 March 2025
28 March 2025
5 November 2024
Appointed Cherel-Sparham, Delphine Claire Marie as Director
4 November 2024
15 July 2024
Appointed Franchimont, Marc Olivier Georges as Director
12 July 2024
1 February 2022
1 February 2022
31 January 2022
31 December 2021
23 July 2021
Resigned Gregory, Sarah Jane as Secretary
7 May 2021
6 May 2021
1 April 2020
31 March 2020
31 August 2017
31 August 2017
1 January 2016
Resigned Berger, Hillary Sue as Secretary
1 January 2016
Appointed Gregory, Sarah Jane as Secretary
1 July 2015
1 July 2015
23 June 2014
Resigned Simpson, Roger Derek as Secretary
31 January 2012
Appointed Berger, Hillary Sue as Secretary
31 January 2012
31 January 2012
8 August 2011
8 August 2011
3 February 2011
Resigned Simpson, Roger Derek as Secretary
3 February 2011
Appointed Simpson, Roger Derek as Secretary
3 February 2011
Appointed Simpson, Roger Derek as Secretary
3 February 2011
25 March 2010
25 March 2010
20 September 2007
20 September 2007
23 April 2007
23 April 2007
10 January 2005
16 December 2004
16 December 2004
16 December 2004
16 December 2004
16 December 2004
16 December 2004
16 December 2004
8 December 2004
8 December 2004
9 December 2003
9 December 2003
9 December 2003
3 December 2003
3 December 2003
Ownership 3 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 28 March 2025
Owns 25–50% of shares
Holds 25–50% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. 10800434
Corporate entity · Notified 31 August 2017
Holds 25–50% of voting rights
Private Limited Company
Reg. no. 10800434
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 50–75% of voting rights
Private Limited Company
Reg. no. 09022417
Former controllers (1)
6 April 2016
Ceased FHH (Guernsey) Limited — Owns 75–100% of shares
Group structure 30 companies
Ownership group derived from the Companies House PSC register
Cairnborrow Wind Energy Holdings Limited Owns 25–50% of shares
Capel Grange Solar Energy Limited Owns 75–100% of shares
Engie Renewables Holding UK Limited Owns 75–100% of shares
Engie Renewables Limited Owns 75–100% of shares
Barlockhart Moor Wind Energy (Extension) Limited Owns 75–100% of shares
Engie Renewables Estates UK Limited Owns 75–100% of shares
Engie Supply Holding UK Limited Owns 75–100% of shares
Engie Gas Limited Owns 75–100% of shares
Engie Gas Shipper Limited Owns 75–100% of shares
Engie Power Limited Owns 75–100% of shares
Engie UK Markets Limited Owns 75–100% of shares
Engie UK Wind Services Limited Owns 75–100% of shares
FHH No.1 Limited This company Owns 75–100% of shares
First Hydro Holdings Company Owns 75–100% of shares
First Hydro Company Owns 75–100% of shares
Hayabusa Holdings Limited Owns 75–100% of shares
Hayabusa Limited Owns 25–50% of shares
Barlockhart Moor Wind Energy Limited Owns 75–100% of shares
Blantyre Muir Wind Energy Limited Owns 75–100% of shares
Carsington Wind Energy Limited Owns 75–100% of shares
Crimp Wind Power Limited Owns 75–100% of shares
Flimby Wind Energy Limited Owns 75–100% of shares
Scotia Wind (Craigengelt) Limited Owns 75–100% of shares
Sober Hill Wind Farm Limited Owns 75–100% of shares
International Power Fuel Company Limited Owns 75–100% of shares
Ipm Energy Limited Owns 75–100% of shares
Rugeley Power Limited Owns 75–100% of shares
Filings 163
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 5 October 2026 | Full accounts | 31 December 2025 | ||
| 19 June 2026 | Other filing | — | ||
| 19 June 2026 | Other filing | — | ||
| 19 June 2026 | Other filing | — | ||
| 19 June 2026 | Other filing | — |
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