Guardian Protection Services, formerly known as Ranger American, is one of the largest, full-service security companies in the United States. Incorporated in 1975, it is an independently owned business that serves more than 200,000 customers. The company operates in Florida, Texas, North Carolina and Indiana. Guardian Protection Services installs and monitors alarm systems. The company also provides guard and patrol services. It serves several residential and commercial customers. Guardian Protection Services operates 24 hours a day, seven days a week. The company additionally provides cellular communication solutions. It offers smoke and fire protection services. Guardian Protection Services product line includes structured wiring and central vacuum systems.