Founded in 2003, GCA Services Group is one of the leading providers of facility services. It employs a work force of more than 20,000 people and services over 500 million square feet in nearly 35 U.S. states and Puerto Rico. The company offers facilities maintenance, ground management, window washing, pest control and snow removal services. GCA Services Group also provides equipment repair and maintenance, energy management, carpet cleaning, slipmeter testing and permanent placing services. It serves the educational, nuclear power, manufacturing, high-tech, aviation and pharmaceutical industries. The company also offers services to U.S. based Fortune 100 companies. It operates various companies, including Sunstates Maintenance Corporation, Southern Building Services, SBM Maintenance Contractors, and TGH Companies.