Trading Statement

Serco Group plc Trading Update:

On Track to Deliver on 2008 Expectations

30 June 2008

Ahead of its half year end today, Serco Group plc (Serco) reconfirms the
guidance given in its Interim Management Statement on 13 May. Our performance
remains strong, and our markets continue to offer substantial opportunities,
underpinning our revenue and margin guidance.

Serco remains on track to deliver on expectations for 2008.

(End)

For further information, please contact: [phone]

Charles King - Head of Investor Relations

Dominic Cheetham - Director, Corporate Communications

Notes to Editors

Serco is an international service company which combines commercial know-how
with a deep public service ethos. We improve services by managing people,
processes, technology and assets more effectively. We advise policy makers,
design innovative solutions, integrate systems and - most of all - deliver to
the public.

Serco supports governments, agencies and companies who seek a trusted partner
with a solid track record of providing assured service excellence. Our people
offer operational, management and consulting expertise in the aerospace,
defence, education, health, home affairs, local government, science,
technology, transport and the commercial sectors.

More information can be found at www.serco.com.