Fort Knox Alarm & Security, 124 W McClurg St, Richland, MO 65556, US

Founded in 1983, Wren is a provider of security control equipment. Based in Jefferson City, Mo., the company provides Encapsulon Physical Security Platform and software applications. It offers customers a wide range of products, such as video surveillance systems, access control and physical security software solutions that include Encapsulon control/assessment/alarm. Various markets served by the firm include education, retail, state/local government and commercial. Wren has alliances with organizations, such as The Loss Prevention Research Council (LPRC) and the National Association for School Resource Officers (NASRO).