G4S
G4S plc (formerly Group 4 Securicor) (LSE: GFS, OMX: G4S) is a British multinational security services company headquartered in Crawley, United Kingdom. It is the world's largest security company measured by revenues and has operations in around 125 countries. With over 657,000 employees, it is the world's third-largest private sector employer (after Wal-Mart Stores and Foxconn). G4S was founded in 2004 by the merger of the UK-based Securicor plc with the Denmark-based Group 4 Falck.
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