Steve Baker

Interface Security Systems LLC provides security systems installation, maintenance and monitoring services. It also provides electronic security solutions, IP integration and managed broadband solutions for enterprise, business, and residential customers. The company was founded by Michael Shaw in 1995 and is headquartered in Earth City, MO.

Interface Security Systems Holdings, Inc. engages in the provision of physical security and secured computer network services. It offers managed broadband, payment card industry compliance, digital voice over Internet protocol, and ancillary services. The company was founded by Michael T. Shaw in 2001 and is headquartered in New Castle, DE.

API Security Services & Investigations, Inc. offers unarmed and armed patrol and fixed security services. It provides marked cruisers, with GPS capability and patrol cars based upon the clients needs. The company was founded in 1991 and is headquartered in Worthington, OH.

Sonitrol Corp. engages in manufacturing and marketing of electronic security products for commercial, industrial and institutional clients in North America. It offers audio intrusion detection systems; access control systems; video surveillance solutions; and fire detection products, including smoke and heat detection, water flow and sprinkler monitoring, temperature monitoring, elevator recall, voice evacuation system, and duct detection solutions. The company was founded by Robert W. Baxter on June 16, 1960 and is headquartered in Berwyn, PA.

Rapid Fire Safety & Security LLC provides fire protection, safety, and security system services. The company is based in Creve Coeur, MO, and has subsidiaries in the United States. The company was founded by Colin Harrold and Michael J. McLeod, with Michael J. McLeod serving as CEO since incorporation.