24 April 2015

Shareholding by BlackRock, Inc.

The company was notified on 23 April 2015 by BlackRock, Inc. that, following an acquisition of voting rights, it now holds indirectly voting rights in the company through ordinary shares and through other financial instruments over 77,979,488 ordinary shares. This amounts to 5.02% of the company's total voting rights.

Peter David
Company Secretary

About G4S

G4S is the world's leading security solutions group, which specialises 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 125 countries and more than 635,000 employees.www.g4s.com.

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