Impax Environmental Markets plc (the 'Company')

LEI: 213800RAR6ZDJLZDND86

The Company announces that as at the close of business on 11 December 2017 its unaudited net asset value ('NAV') per ordinary share ('Share') was as follows:

Investments in the Company's portfolio have been valued on a bid price basis.

No adjustment for dilution to the above NAV has been made in respect of any Shares held in treasury as the Company's presently stated policy is that treasury shares will not be sold at less than NAV.

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