23 August 2011 G4S PLC NOTIFICATION OF CHANGE IN MAJOR SHAREHOLDING The company was notified on 22 August by Harris Associates LP that following a disposal on 19 August, it now holds voting rights in the company through 69,584,044 ordinary shares, amounting to 4.93% of the company's total voting rights. Peter David Company Secretary For further enquiries, please contact: Helen Parris - Director of Investor Relations +44 (0) 1293 554400 Media enquiries: David Allchurch or John Sunnucks, Tulchan Group+44(0) 0207 353 4200 Notes to Editors: G4S is the world's leading security solutions group, specialising in outsourcing of business processes in sectors where security and safety risks are considered a strategic threat. G4S is the largest employer quoted on the London Stock Exchange and has a secondary stock exchange listing in Copenhagen. G4S has operations in more than 120 countries and more than 625,000 employees. For more information on G4S, visitwww.g4s.com . [HUG#1540560]
Notification of Change in Major Shareholding
| Source: G4S plc