15 October 2007 G4S PLC G4S plc acquires First Security SPRL, Belgium G4S plc, the international security solutions group, announces that it has acquired First Security SPRL ("First Security") from its founder and owner Mr. Thierry Dupuis. First Security has gross assets of €0.2 million and provides a complementary geographic fit with the group's existing event security activities in Belgium, which are undertaken by the Diamond Security Company. The integration of First Security and Diamond Security Company will reinforce G4S's market leadership in event security, providing services to a number of prestigious venues, exhibitions and sporting events throughout Belgium through access to almost 4,000 security professionals employed in G4S Belgium's security services business. - Ends - For further enquiries, please contact: Debbie McGrath +44 (0)1293 554400 Media enquiries: Citigate Dewe Rogerson +44 (0)7973 672649 Notes to Editors: G4S is an international security solutions group, operating in over 100 countries throughout the world and employing more than 500,000 people. G4S is a market leader in the provision of security services, cash services and justice services in many of the countries in which it operates. For more information on G4S, visit www.g4s.com.