Company · London
Impax Asset Management Limited
Fund management activities
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 21
- Mary Patricia Alexander 2022-2023 View profile
- Catherine Mary Bremner 2022-2024 View profile
- Sally Bridgeland 2020-2024 View profile
- Daniel Gunter Von Preyss 2020-2024 View profile
- Joseph Keefe 2018-2021 View profile
- Charles David Ridge 2009-2023 View profile
- Peter Van Egmond Rossbach 2005-2020 View profile
- James Keith Ross Falconer 2004-2020 View profile
- Nigel David Wynne Taunt 2002-2011 View profile
- Richard James Barnett 2001-2004 View profile
- Bruce Jenkyn-Jones 2001-2024 View profile
- Stuart William Bickerstaff 2001-2002 View profile
- Bryan Macintosh Benitz Jr 1998-2001 View profile
- Richard Crosby 1998-1998 View profile
- Andrew James Peggie 1998-1998 View profile
- Zack Wilson 2011-2025 View profile
- Michael Burt Knight 2009-2011 View profile
- Jacqueline Ann Brown 2005-2009 View profile
- Deborah Margaret Fowler 2003-2005 View profile
- Cavendish Administration Limited 2001-2002 View profile
- SRT Corporate Services Limited 1998-2001 View profile
Directors and secretaries as filed at Companies House.
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About
- What it does
- Fund management activities; Other business support service activities n.e.c.
- Incorporated
- 18/06/1998
- Registered office
- London
Ownership
Owned by (1) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.
- Impax Asset Management Group PLC
75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06
Group
- Impax Asset Management Limited
is controlled by Impax Asset Management Group PLC
Evidence
active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
Ultimately controlled by Impax Asset Management Group PLC.
37 other companies in this group
- Impax Carried Interest Partner II (GP) Limited
- Kramer Renewables Limited
- WYE Renewables Limited
- Impax Carried Interest Partner (GP) Limited
- 13085327
- Impax Global Resource Optimization (GP) Limited
- Impax NEW Energy Investors (GP) Limited
- Inei III GP (UK) LLP
- Inei III Team CO-Investment LP
- Anemoi Wind Holdings Limited
- 09101836
- Impax Flow (GP) Limited
- 12745044
- 12218611
- Locco Energy Limited
- Lumiere Renewables Limited
- 11680874
- OC397000
- Impax US Holdings Limited
- Inei II GP (UK) LLP
- Inei III CIP LP
- Sonne Renewables Limited
- Impax Capital Limited
- Impax Asset Management (Aifm) Limited
- 12204818
- Achorvic Hydro Limited
- Greenfuture UK Solar Limited
- Impax Global Opportunities (GP) Limited
- Impax NEW Energy Investors II (GP) Limited
- Rocco Renewables Limited
- Impax Carried Interest Partner II LP
- 11214137
- Greenfuture UK Wind Limited
- Bisley Solar Limited
- Ouest Loire Energies LTD
- Spec Wind Limited
- Impax Asset Management Group PLC
Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.
Board analysis
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.
3 directors on the board
- Karen Cockburn Director · appointed 2023
- William Simon O'Regan Director · appointed 2024
- Ian Richard Simm Director · appointed 1998
Directors past 6 years
- Ian Richard Simm Director · appointed 1998
First-time vs portfolio directors
Portfolio (3)
- Karen Cockburn Director · appointed 2023
- William Simon O'Regan Director · appointed 2024
- Ian Richard Simm Director · appointed 1998
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.
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.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 03583839
- Status
- Active
- Type
- Private Limited Company
- Accounts next due
- 30/06/2027
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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