News

  November 19, 2025
New SWARM MESA® IPMS

New SWARM MESA® Portable, In-Place RF Monitoring System Delivers Continuous Wireless Threat Detection Cookeville, Tennessee USA — November 18th, 2025 — Research Electronics International (REI) announces the release of SWARM MESA®, a new portable In-Place Monitoring System (IPMS) that...


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  July 01, 2025
REI Breaks Ground on Building Expansion

Research Electronics International (REI), recently broke ground on a new building expansion.  Over the next year, REI will add a total of 36,000 ft² to increase engineering, production and Training Center operations. The company has grown steadily over the past 40+ years as a leading manufacturer....


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Events

World Defense Show   
8-12 February 2026
Stand H1-J14

California Road Show   
17 & 19 February 2026

Farnborough OSCOR Max Demo 
9 March 2026
The Aviator

Security & Policing  
10-12 March 2026
Stand C30

London OSCOR Max Demo   
13 March 2026
The London Hilton on Park Lane

One-Day MESA Training   
24 March 2026

ISC West   
25-27 March 2026
Booth 26125

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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.