Williams Electronics specializes as the suppliers and installers of access control, closed-circuit television (CCTV), security systems, fire alarms systems and two-way radios. Based in Angola, Ind., it caters to various sectors, such as health care, schools, public safety and industrial. Williams Electronics sell, repair and program a full range of two-way radio products, specializing in the GE, Ericsson, Harris, Icom and Vertex lines. The company offers the Prowatch system for card access. Williams Electronics holds ISO 9001:2008 certification.