23 November 2006 GROUP 4 SECURICOR PLC Acquisition of Defence Systems Africa, Democratic Republic of Congo Group 4 Securicor, the international security solutions group, announces the acquisition of the Congolese company, Defence Systems Africa S.P.R.L. (DSA) Founded in 1984, DSA has over 2,600 employees, making it the DRC's largest provider of manned and electronic security, response services and cash-in-transit. The transaction, which closed on 22 November 2006, moves G4S from second to market leader in the DRC. DSA's existing business in DRC will be merged into G4S during 2007. DSA has gross assets of £1.3 million. For further enquiries, please contact: Nick Buckles +44 (0)1293 554400 Trevor Dighton Debbie McGrath Rob Gurner Media enquiries: Citigate Dewe Rogerson +44 (0)7973 672649 Notes to Editors Group 4 Securicor operates in over 100 countries throughout the world and employs over 400,000 people. It is a market leader in the provision of security solutions in many of the countries in which it operates. For more information on Group 4 Securicor please visit www.g4s.com. END