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Impax Asset Management Group PLC

Founded in 1998, Impax Asset Management has pioneered investment in the transition to a more sustainable global economy and today is one of the largest investment managers dedicated to this area. The company’s own description of itself, taken from its website.

Active 29 years old · 1,450th oldest of 4,506 · incorporated in the 1990s

Company number03262305
StatusActive
Incorporated11/10/1996
Accounts last made up to30/09/2025
Next accounts due31/03/2027
Accounts typeGROUP
Legal Entity Identifier213800AJDNW4S2B7E680

Registered office

7TH FLOOR, 30 PANTON STREET, LONDON, SW1Y 4AJ

Other PLCs registered in London

Online

Website impaxam.com

News and announcements on their own site

Found by searching for the company name and kept only where the domain matches it. Social accounts are listed only where the company links to them from its own site. Nothing here is supplied by the company to us.

Group structure

It is the immediate parent of 4 entities:

  • IMPAX ASSET MANAGEMENT IRELAND LIMITED
  • IMPAX ASSET MANAGEMENT LLC
  • IMPAX ASSET MANAGEMENT (AIFM) LIMITED
  • IMPAX ASSET MANAGEMENT LIMITED

Ownership as recorded by GLEIF, the body that issues Legal Entity Identifiers. Unlike a shared registered office, these relationships are filed and validated, so they are evidence of a real corporate link.

Filing history

This company has 280 documents on its Companies House record. The most recent accounts were filed on 17/02/2026. Its last confirmation statement or annual return was filed on 02/04/2026.

Filings: share capital41
Filings: accounts17
Filings: officer changes14
Filings: confirmation statements11
Filings: resolutions11
Filings: charges4

The most recent filings

Confirmation statement 02/04/2026
Resolution filed 27/03/2026
Group accounts 17/02/2026
Share capital change 05/01/2026
Share capital change 02/01/2026
Share capital change 02/01/2026
Share capital change 16/12/2025
Share capital change 16/12/2025
Share capital change 16/12/2025
Share capital change 16/12/2025

This is the list of documents filed, not their contents. A line saying accounts were filed records that they were filed and when; it says nothing about turnover, profit or assets, which are inside the documents themselves and are not published here. Read the filings on the Companies House record.

Who runs it

The register lists 8 current officers and 26 who have resigned.

Justine Claire Rumens Secretaryappointed 21/02/2025
Julia Bond Directorappointed 29/11/2023
Karen Cockburn Directorappointed 16/03/2023
Arnaud Jacques Marie Gilbert De Beauchef De Servigny Directorappointed 11/06/2018
Lyle Logan Directorappointed 01/05/2024
William Simon O'Regan Directorappointed 08/12/2020
Ian Richard Simm Directorappointed 18/06/2001
Annette Elizabeth Wilson Directorappointed 28/06/2022

Who controls it

The register shows no current person or entity with significant control for this company.

Charges

A charge is security a company gives a lender over its assets. This company has 2 registered charges, of which 0 are not yet recorded as satisfied.

A registered charge
The Royal Bank of Scotland PLC
Fully satisfied, created 18/01/2018
A registered charge
The Royal Bank of Scotland PLC
Fully satisfied, created 18/01/2018

Officers, controllers and charges are as recorded on the Companies House register on 13/10/2026, and the register changes daily. Appearing here is not an allegation about anyone. Read the current record on the Companies House record.

What it does

This page is compiled from the public register. Companies House does not verify the information filed with it, so treat everything here as what the company reported rather than as established fact. For filings, officers and charges, see the official Companies House record.

Also at SW1Y 4AJ

A shared registered office is not evidence of a relationship. Formation agents and genuine groups look identical on the register.

On the register

  • 1,450th oldest of 4,506 PLCs
  • One of the 1990s cohort
  • Not in liquidation or facing strike off

There are 4,506 PLCs in Britain, under a tenth of one per cent of the register. The whole count.

Register data as at 2026-09-01 Download the full register (CSV)