Filing status
- Accounts due
- 30 June 2027
- Last accounts
- 30 September 2025
- Conf. stmt due
- 25 June 2027
- Last conf. stmt
- 11 June 2026
Impax US Holdings Limited
- Incorporated
- 11 June 2002 (24 years)
- Industry
- Activities of head offices (70100)
- Directors
- Owned by
- Accounts type
- Audit exemption subsidiary
- Region
- Greater London
- Address
- 7th Floor30 Panton StreetLondonSW1Y 4AJ
Officers 3 active
Officer details are public data from the Companies House register.
Rumens, Justine Claire
Secretary · Appointed 21 February 2025
Director · Appointed 27 June 2023
British
Born October 1968 (58)
Director · Appointed 18 July 2003
British
Born June 1966 (60)
Officer history (10 former)
21 February 2025
Resigned Wilson, Zack as Secretary
21 February 2025
Appointed Rumens, Justine Claire as Secretary
27 June 2023
27 June 2023
12 November 2013
12 November 2013
5 July 2011
5 July 2011
Appointed Wilson, Zack as Secretary
17 March 2009
17 March 2009
1 July 2005
1 July 2005
18 July 2003
18 July 2003
27 June 2003
27 June 2003
28 June 2002
28 June 2002
28 June 2002
28 June 2002
28 June 2002
11 June 2002
11 June 2002
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
Public Limited Company
Reg. no. 03262305
Group structure 32 companies
Ownership group derived from the Companies House PSC register
Greenfuture UK Wind Limited Owns 75–100% of shares
Impax Asset Management (Aifm) Limited Owns 75–100% of shares
Inei Iii GP (UK) LLP Holds 75–100% of voting rights
Achorvic Hydro Limited Owns 75–100% of shares
Bisley Solar Limited Owns 75–100% of shares
Greenfuture UK Solar Limited Owns 75–100% of shares
Locco Energy Limited Owns 75–100% of shares
Lumiere Renewables Limited Owns 75–100% of shares
Ouest Loire Energies Ltd Owns 75–100% of shares
Rocco Renewables Limited Owns 75–100% of shares
Spec Wind Limited Owns 75–100% of shares
Wye Renewables Limited Owns 75–100% of shares
Impax Asset Management Limited Owns 75–100% of shares
Impax Carried Interest Partner (GP) Limited Owns 75–100% of shares
Impax Carried Interest Partner II (GP) Limited Owns 75–100% of shares
Impax Carried Interest Partner II LP Has significant influence or control
Impax Flow (GP) Limited Owns 75–100% of shares
Impax Global Opportunities (GP) Limited Owns 75–100% of shares
Impax Global Resource Optimization (GP) Limited Owns 75–100% of shares
Impax New Energy Investors (GP) Limited Owns 75–100% of shares
Impax New Energy Investors II (GP) Limited Owns 75–100% of shares
Inei II GP (UK) LLP Holds 75–100% of voting rights
Inei Iii Cip LP Has significant influence or control
Impax Capital Limited Owns 75–100% of shares
Impax Carried Interest Partner LP Holds 25–50% of voting rights
Impax US Holdings Limited This company Owns 75–100% of shares
Inei Iii Team Co-Investment LP Holds 75–100% of voting rights
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 15 July 2026 | Other filing | |||
| 15 July 2026 | Other filing | |||
| 15 July 2026 | Accounts filing | |||
| 15 July 2026 | Audit exemption subsidiary accounts | 30 September 2025 | ||
| 23 June 2026 | Confirmation statement with no updates | 11 June 2026 |
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