January 26, 2023
REI Celebrates 40th Anniversary

COOKEVILLE, TN |   In 2023, Research Electronics International (REI) will be celebrating 40 years in business designing and manufacturing electronic security equipment. So much technology has changed since 1983 when Bruce Barsumian, a young, self-taught inventor launched REI. Ronald Reagan...

  October 25, 2022
REI Founder Retires

COOKEVILLE, TN – Research Electronics International (REI), recently held a dinner honoring company founder, Bruce Barsumian. This event celebrated more than 40 years of innovation, leadership and dedication as a pioneer in a niche technology industry. In 1983, Barsumian, along with a handful...



  February 20-24, 2023 in Abu Dhabi, UAE

  Booth Number: 03-A41

California Road Show Featuring the TTK

  February 28 - March 2, 2023 in San Francisco & San Diego

Security and Policing

  March 14-16, 2023 in Farnborough, UK

  Booth Number: C82

ISC West

  March 29-31, 2023 in Las Vegas, Nevada

  Booth Number: 22117

Interested in a career with REI?

Research Electronics International

REI manufactures TSCM equipment for technical security applications. REI equipment detects electronic eavesdropping and illicit surveillance devices to protect your organization from information theft. REI provides the tools necessary for corporate, commercial, law enforcement, military, and government technical surveillance countermeasure (TSCM) operations.