U.S. Security Associates is one of the premier professional providers of a comprehensive range of superior security and risk mitigation services. U.S. Security Associates was established as Advance Security Engineering in 1955 in Atlanta, Georgia, to provide security guard services. Over the next five decades, USA has expanded its operations to 160 cities in 45 states, and now employs over 46,000 people. In 1996, we changed our name to U.S. Security Associates to better accommodate our growing stature and national service coverage.