AGM Presentation

 2 March 2018

Impax Asset Management Group plc ("Impax" or the "Company")

AGM Presentation

As announced on 19 December 2017, the Company will be holding its Annual General Meeting today. At the meeting, Ian Simm, Chief Executive of Impax, will be giving a presentation. There is no new material information in the presentation save that Impax's second private equity fund, NEF 2, is continuing to realise assets and there is an expectation that the Company will receive between 1.5 million & 2.5 million euros as a consequence of this.

A copy of the presentation is available on the Company's website at http://www.impaxam.com/investor-relations/reports-and-presentations

LEI number: 213800AJDNW4S2B7E680

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Enquiries:

Ian Simm Tel: + 44 (0) 20 3912 3000 (switchboard)

Chief Executive

Impax Asset Management Group plc

www.impaxam.com

Anne Gilding Tel: +44 (0) 20 3912 3000 (switchboard)

Head of Brand & Communications Tel: +44 (0) 20 3912 3126 (direct)

Impax Asset Management Group plc Tel: +44 (0) 7881 249612 (mobile)

www.impaxam.com Email: a.gilding@impaxam.com

Guy Wiehahn Tel: +44 (0) 20 7418 8893Nominated Adviser and BrokerPeel Hunt LLP