G4S notes the recent announcement released by Tullow Oil plc with regard to Ian Springett taking extended leave of absence in order to undergo treatment for a medical condition.

Mr Springett remains on the board of G4S plc, although he is not currently in a position to take-up the role of Audit Committee chairman as previously envisaged.

With immediate effect, Paul Spence becomes interim chairman of the boards Audit Committee and Winnie Fok becomes a member.

Mr Spence is already a member of the Audit Committee and Ms Fok previously served on this committee between October 2010 and December 2012.

For further enquiries please contact Helen Parris Director of Investor Relations +44 (0) 208 722 2125 or Nigel Fairbrass Director of Media +44 (0) 7799 894265