Impax Asian Environmental Markets plc announces that as at the close of business
on 28 January 2010 its unaudited net asset value ("NAV") per ordinary share
("Share") was as follows:


 Undiluted NAV per Share (including current financial year revenue      103.82p
 items)


 Undiluted NAV per Share (excluding current financial year revenue      103.82p
 items)


 Diluted NAV per Share (including current financial year revenue items) 103.22p


 Diluted NAV per Share (excluding current financial year revenue items) 103.22p





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

Diluted NAV per Share assumes full conversion of all outstanding subscription
shares in issue to Shares at the subscription price of 100.0p per Share.





[HUG#1378841]