Impax Asset Management, Ltd.

Registered investment adviser · London · CRD #143247

Form ADV data as of 2026-09-01

Regulatory assets

$25.84 billion

Total accounts

686

Employees

165

Disclosure events

Firm details

Website: https://www.impaxam.com/
Telephone: 011 44 20 3912 3000
SEC file number: 801-67631
Most recent Form ADV filing: 2025-12-22
SEC record: View this firm on the SEC's IAPD site

Disciplinary disclosures

This firm answered No to every Item 11 disciplinary question on its most recent Form ADV filing.

Assets and accounts

Provides continuous and regular supervisory or management services	Yes
Discretionary regulatory assets under management	$24.45 billion
Non-discretionary regulatory assets under management	$1.39 billion
Total regulatory assets under management	$25.84 billion
Discretionary accounts	676
Non-discretionary accounts	10
Total accounts	686
Regulatory assets under management attributable to non-U.S. persons	$22.68 billion

People

Total employees (excluding clerical)	165
Employees performing investment advisory functions (including research)	53
Employees who are registered representatives of a broker-dealer	0
Employees registered as investment adviser representatives with a state	0
Employees registered as IARs for another investment adviser	0
Employees who are licensed insurance agents	0
Firms or persons who solicit advisory clients on the firm's behalf	1

Custody

Has custody of client cash or bank accounts	No
Has custody of client securities	No
A related person has custody of client cash or bank accounts	No
A related person has custody of client securities	No
The firm acts as a qualified custodian	No
A related person acts as a qualified custodian	No

How the firm is compensated

A percentage of assets under managementPerformance-based fees

Advisory services offered

Portfolio management for individuals and/or small businessesPortfolio management for investment companiesPortfolio management for pooled investment vehiclesPortfolio management for businesses or institutional clients

Affiliated related persons

Other investment adviser (including financial planners)Sponsor, general partner, or managing member of pooled investment vehicles

Reported conflicts of interest

Form ADV Items 8 asks advisers to disclose arrangements that may create a conflict with client interests. This firm answered Yes to:

Compensates a non-employee for client referrals

Client types

Type of client	Clients	Assets
Individuals (other than high net worth individuals)	33	$7.1 million
High net worth individuals	562	$218.5 million
Investment companies	4	$2.25 billion
Pooled investment vehicles (other than investment companies and BDCs)	27	$18.02 billion
Pension and profit sharing plans (not the participants or government plans)	9	$893.8 million
Charitable organizations	7	$12.8 million
State or municipal government entities (including government pension plans)	3	$1.47 billion
Other investment advisers	11	$1.57 billion
Corporations or other businesses not listed above	17	$14.3 million
Other	13	$1.39 billion