Treasury Stock

8 September 2009

Keller Group plc (the Company)

Transfer of Shares from Treasury to satisfy Performance Share Plan awards

Keller Group plc announces that on 7 September 2009, it transferred 4,500 of
its ordinary shares of 10p each out of Treasury to satisfy awards under the
Keller Group Performance Share Plan 2004 previously approved by shareholders.

Following the transfer of these shares, the Company holds 2,235,000 of its
shares in Treasury and has 64,159,735 ordinary shares in issue excluding
Treasury shares.

Jackie Holman
Company Secretary