Holding(s) in Company

Serco Group plc

Major Interest in Shares

In accordance with Section 198 - 202 of the Companies Act 1985, the Company was
today notified of the following reduced Notifiable Interest, which was effected
on 17 December 2004:

Morley Fund Management Limited (a subsidiary of Aviva plc) 3.96%

Contact - Francesca Todd 01256 745900