Director/PDMR Shareholding

30 November 2012

Impax Asset Management Group plc

Director's Dealing

Further to the 2012 Employee Share Option Plan announced by Impax Asset Management Group plc (the "Company") yesterday, the Company provides notification pursuant to Rule 17 of the AIM Rules that it has today approved the grant of options over 100,000 of the Company's ordinary shares to Ian Simm, the Chief Executive of the Company.

The options will vest, subject to continued employment, on 31 December 2015, and have an exercise price set at 110% of the average of the closing mid-market price of the Company's shares for each of the 30 consecutive business days following the announcement of the Company's results for the year ended 30 September 2012.

Enquiries: 

Impax Asset Management Group plc

Keith Falconer, Chairman 020 7434 1122

Ian Simm, Chief Executive 020 7434 1122

Anne Gilding, Head of Brand Communications Tel: +44 (0) 20 7432 2602

Mobile: +44 (0) 7881 249612 (mobile)

Email: a.gilding@impaxam.com

www.impaxam.com

Espirito Santo Investment Bank

John Riddell 020 7456 9191