David D. Link

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.

FJC Security Services, Inc. designs and manages security solutions that focuses on protection and prevention. Its services include security guard, access control security officers, fire guards and safety directors, roving patrol offices, vehicle patrols, access control systems, intrusion detection system, closed circuit television (CCTV), and fire alarm systems. The company was founded by Frank J. Califano, Sr. in 1988 and is headquartered in Floral Park, NY.