G4S

G4S is the world's leading international security solutions group From risk assessment to delivery, we work in partnership with governments, businesses and other organisations to provide integrated solutions to security challenges. Our heritage goes back over a century and, with more than 625,000 employees, we are one of the largest private employers in the world. We protect rock stars and sports stars, people and property, including some of the world's most important buildings and events.

Visit Website: http://www.g4s.us/