Holding(s) in Company

Keller Group plc ("the Company")                        

Keller Group plc was notified on 24 July 2006 that, as at 18 July 2006,
Barclays PLC through the following legal entities has a notifiable interest in
10,055,938 ordinary shares in the Company, which represents 15.30% of its
issued ordinary share capital.

Legal Entity                Holding                  Percentage Held           
                                                                               
Barclays Bank PLC           24,524                   0.0373                    
                                                                               
Gerrard Ltd                 59,495                   0.0905                    
                                                                               
Barclays Funds Ltd          120,148                  0.1828                    
                                                                               
Barclays Global Investors   6,177,100                9.3977                    
Ltd                                                                            
                                                                               
Gerrard Ltd                 9,070                    0.0138                    
                                                                               
Barclays Life Assurance Co  454,145                  0.6909                    
Ltd                                                                            
                                                                               
Barclays Global Investors   1,972,061                3.0002                    
Ltd                                                                            
                                                                               
Barclays Bank Plc           566,293                  0.8615                    
                                                                               
Barclays Capital Securities 368,799                  0.5611                    
Ltd                                                                            
                                                                               
Woolwich Unit Trust         304,303                  0.4630                    
Managers Ltd