Catherine J. Ross

Martin & Co. engages in rental, leasing and property management business. It issues various certifications, standards, and guidelines for the security profession. The company was founded in 1955 and is headquartered in Alexandria, VA.

Walkers (BVI) provides legal advisory services. The private company is based in Road Town, British Virgin Islands.

The Day & Zimmermann Group, Inc. engages in the provision of architectural, engineering, and construction services. Its services include engineering, construction, and maintenance; munitions; givernment services; and recruiting and workforce solutions. The company was founded by Charles Day and Kern Dodge in 1901 and is headquartered in Philadelphia, PA.

G4S Secure Solutions (USA), Inc. provides security risk solutions. It offers corporate risk and youth services, fraud and investigations, security products, software and personnel, systems integration, and retail solutions. The company was founded by George R. Wackenhut in 1955 and is headquartered in Jupiter, FL.

National Association of Security Cos. operates as a contract security association. It provides information to members, associations, security industry leaders and the media on a broad range of public policy and private security industry issues. The company is headquartered in Washington, DC.

Inter-Con Security Systems, Inc. provides physical security services to the commercial and industrial sectors. Its services include program management, security consulting and training, investigations, electronic security and specialized services. The firm's clients include multi-national corporations, governments and diplomatic missions, and non-profit organizations. The company was founded in 1973 by Enrique Hernandez and is headquartered in Pasadena, CA.