Option Agreement Reached on Unialco Stake

Clean Energy Brazil PLC

Surrender of shares in CEB and grant of option to acquire shares in last remaining investment

25 August 2011

Clean Energy Brazil plc ("CEB"), is pleased to announce that it has granted an option to Unialco S/A to purchase its entire interest in Unialco M/S in return for Unialco S/A's surrender of its 13,863,929 CEB shares, which CEB expects to have cancelled. The option gives Unialco S/A the right to acquire, on or before 30 September 2011, CEB's entire interest in Unialco MS for US$16 million payable in cash on completion.  Unialco M/S is CEB's last remaining investment.

Further enquiries:

IOMA Fund & Investment Management Limited (Administrator)

Philip Scales Tel: +44 (0)1624 681250

Singer Capital Markets (Nominated Adviser)

Claes Spang ` Tel: +44 (0) 203 205 7500