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About G4S in the UK

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G4S is the largest security services company in the UK with 40,000 employees and a turnover of £1.2 billion.

We provide an unrivalled range of services to a wide spectrum of customers in the public and private sectors. In the UK and Ireland we are:

In May 2008 we significantly expanded the services we can offer to our customers through the acquisitions of GSL, a market leader in care and justice services, and ArmorGroup, a leading provider of defensive protective security services.
G4S Wimbledon
G4S UK