VSS Security Services is one of the largest, independent security guard services organizations in Arizona, Illinois and California. Founded in 1988, the company specializes in a variety of customized security programs and crowd control, corporate investigative and personal security services. It provides unarmed and armed guards and uniformed and plainclothes personnel. VSS Security Services also offers mobile patrolling and vehicle and traffic control services. The company provides security services to protect facilities, assets and special events. Its patrol vehicles are marked and designed to act as visual deterrents. VSS Security Services patrol account system features alarm response and door checking solutions. The system is also capable of locking and unlocking gates.