Director/PDMR Shareholding

4 April 2008

                       Keller Group plc ("the Company")                        

Keller Group plc was advised on 3 April 2008 that Dr Michael West, the Chairman
of the Company, sold 100,000 ordinary shares in the Company at a price of 730p
per share on 3 April 2008, in advance of changes to the Capital Gains Tax
regime.

Following this transaction, Dr West's holding in the ordinary shares of the
Company is 1,241,200, representing 1.9% of the Company's total issued share
capital.

Jackie Holman

Company Secretary