Holding(s) in Company

Serco Group plc

Major Interest in Shares

In accordance with Section 198 to 202 of the Companies Act 1985, the Company
was notified on 20 February 2007 of the following Notifiable Interest in the
ordinary shares of Serco Group plc:

                 Resolution Investment Services Limited- 4.22%                 

Contact - Jayne Deegan

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