Impax Asset Management LLC

Overview

Impax Asset Management LLC is an SEC registered investment adviser based in Portsmouth, NH, registered since 1972. It reports $8.9B in assets under management across 27 accounts, with 93 employees. It has 1 investment adviser representatives.

Reported AUM

$8.9B

Discretionary

100%

Accounts

27

Average account

$331M

Employees

93

Advisory reps

1

Registered since

1972

Jurisdictions

10

As reported in the firm's December 2025 filing.

Contact

1 phone number on file

Practice

Services

• Management for Investment Companies
• Portfolio Management for Businesses or Institutional Clients

Client types

• Investment Companies
• Other Investment Advisors
• Pooled Investment Vehicles

Fee structure

Percentage of Assets

Executive officers 3 of 6

• Edward Joseph Farrington President, Elected Manager CRD 2467200
• Darren Michael Johnson Global Chief Operating Officer CRD 8203575
• John Aquinas Boese Chief Compliance Officer CRD 2695568

3 more executive officers, with direct contact details

Advisory reps 1 of 1

• Christopher Hadley Brown Investment Adviser Rep CRD 1717838

Location

Headquarters

30 Penhallow St Ste 400
Portsmouth, NH 03801

County

Rockingham

Metro area

Boston-Cambridge-Newton, MA-NH

Region

Northeast

Registrations

• SEC registered
• Registered in 10 jurisdictions
• Website: impaxam.com

Every state, with registration dates

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