Posting of Interim Results

Impax Asset Management Group plc

('Impax' or the 'Company')

Posting of Interim Results

The Directors of Impax announce that copies of the Company's interim results for the six months ended 31 March 2011 have been distributed to shareholders.

An electronic copy of the interim results is available from the Company's website at http://www.impax.co.uk/investor-relations/reports-and-presentations/2011

Enquiries: 

Impax Asset Management Group plc

Ian Simm, Chief Executive 020 7434 1122

Execution Noble & Company Limited

John Riddell 020 7456 9191

Harry Stockdale

MHP Communications

Gay Collins 020 3128 8582 

Sylvie Szoke 020 3128 8573

impax@mhpc.com