Holding(s) in Company

10 December 2010

                               Ashtead Group plc                               

                            Ordinary Shares of 10p                             

Ashtead Group plc announces that it has been advised that on 9 December 2010
Aviva plc and its subsidiaries were directly interested in a total of
20,066,282 shares (or 3.98% of its share capital), and indirectly interested in
4,386,888 shares (or 0.87% of its share capital).

Enquiries:

Ashtead Group plc                       020 7726 9740                          
                                                                               
Eric Watkins                                                                   

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