Subscription Shares

ECOFIN WATER & POWER OPPORTUNITIES PLC

Subscription Shares - Notice of suspension and cancellation

On 3 May 2012 Ecofin Water & Power Opportunities plc (the "Company") notified holders of the Company's subscription shares (the "Subscription Shares") that the final period during which they are entitled to subscribe for Ordinary Shares is the twenty-eight days ending on 31 May 2012 (the "Final Exercise Date").

To the extent holders of Subscription Shares have not elected to exercise their Subscription Share rights by the Final Exercise Date, a trustee may be appointed over the outstanding Subscription Shares. In accordance with the Subscription Share terms, the trustee will have to decide whether or not to exercise the outstanding Subscription Share rights within 14 days of appointment, such period expiring at close of business on 14 June 2012.

The Company has requested that the UK Listing Authority suspend the listing of the Subscription Shares from 7.30 am on 1 June 2012, following the passing of the Final Exercise Date, and that the listing of the Subscription Shares be cancelled on 29 June 2012.

22 May 2012

Enquiries:

Duncan Hayes, Phoenix Administration Services Limited

01245 398950

Neil Morgan, Winterflood Investment Trusts

020 3100 0292