Director/PDMR Shareholding

KELLER GROUP PLC (`the Company')                        

The Company announces the following dealings by Directors of the Company in the
Company's ordinary 10p shares (`Shares'). All of these dealings were transacted
yesterday, 26 June 2007.

Performance Share Plan

The following Directors have exercised options granted to them on 25 March 2004
under the Keller Group Performance Share Plan 2004 (the `Plan'). The options
became exerciseable on 25 June 2007 at a price of 100 pence per exercise.

Following the exercise of options, the Directors have disposed of some or all
of the vested Shares in the amounts shown below, including amounts to cover the
tax and National Insurance Contributions (or local equivalents) due on them.
All the disposals were made at a price of 1,006 pence per Share.

Director             Total number of     Total number of    Total number of 
                     Shares over which   Shares sold        Shares retained from
                     option exercised                       this exercise   
                                                                               
Mr J. R. Atkinson    37,500              26,437             11,063*            
                                                                               
Mr J. W. G. Hind     25,000              17,625             7,375              
                                                                               
Mr R. M. Rubright    25,000              25,000             0                  
                                                                               
Dr W. Sondermann     25,000              25,000             0                  

* The Shares retained from this exercise by Mr J. R. Atkinson were transferred
to his spouse, Mrs Gillian Atkinson.

2001 Share Option Plans

The following Director has exercised options granted to him on 29 August 2003
under the 2001 Share Option Plans, with an option price of 245 pence per Share.
Following the exercise of these options, he has disposed of some of the vested
Shares, as shown below, including an amount to cover the tax and National
Insurance Contributions due on them. The disposal was made at a price of 1,006
pence per share.

Director             Total number of     Total number of    Total number of  
                     Shares over which   Shares sold        Shares retained  
                     option exercised                       from this exercise 
                                                                               
Mr J.W.G. Hind       50,000              37,375             12,625             

Other Disposal

In addition, Dr W. Sondermann has disposed of 22,230 Shares at a price of 1,006
pence per Share.

Changes in Directors' Interests

The beneficial interests of these Directors in the issued share capital of the
Company following the above transactions (with previous position, where
different, shown in brackets) are shown in the table below:

Name of Director Beneficial    % of issued    Number of Shares Number of Shares
                 interest      share capital  under 2001 Share conditionally  
                               of Company     Option Plans     awarded under  
                 in Shares                                     Performance   
                                                               Share Plan   
                                                                               
Mr J. R.         55,392        0.08%          100,000          148,713         
Atkinson                                                                       
                 (44,329)                                      (186,213)       
                                                                               
Mr J. W. G. Hind 20,000        0.03%          Nil              99,475          
                                                                               
                 (nil)                        (50,000)         (124,475)       
                                                                               
Mr R. M.         40,000        0.06%          70,000           104,200         
Rubright                                                                       
                                                               (129,200)       
                                                                               
Dr W. Sondermann 40,000        0.06%          Nil              97,955          
                                                                               
                 (62,230)                                      (122,955)       

The current issued share capital of the Company is 66,089,824 ordinary shares.

The above-named Directors notified Keller Group plc of these transactions on 26
June 2007.

J. F. Holman

Secretary

27 June 2007