About Us

REI designs and manufactures technical security equipment to protect against illicit information theft and corporate espionage. Since 1983, REI has become known as a leading manufacturer of technical surveillance countermeasures (TSCM) equipment by corporations, private security, law enforcement agencies, and government agencies around the world. REI’s headquarters, R&D, manufacturing facilities, and Training Center are located in Putnam County, Tennessee. REI’s extended team includes a large global network of resellers and distribution partners.