Director/PDMR Shareholding

22 April 2008

                       Keller Group plc ("the Company")                        

Keller Group plc was advised on 21 April 2008 that Mr Robert Rubright, a
Director of the Company, had exercised an option over 32,000 ordinary 10p
shares in the Company (`Shares') at a total exercise price of one pound and had
simultaneously sold 14,000 Shares at a price of 719p per Share to meet the tax
liability arising on the option exercise.

Following this transaction, Mr Rubright has a beneficial interest in 58,000
Shares, together with an Option over 70,000 Shares under the 2001 Share Option
Plans and 114,121 Shares conditionally awarded under the Performance Share
Plan.

Jackie Holman

Company Secretary