BEI Security, founded in 1982, is a security product and services company with three divisions, each with its own specific focus:

BEI Products - Perimeter Intrusion Detection Systems. High Security Perimeters for Commercial, Industrial, Homeland Security, Military, and Marine Environments. Fiber optic net/fiber optic fence, supplemented with state-of-the-art surveillance systems, detects intrusion by physical breaks and/or weight disruption, cost effectively creating a system that is comprehensive, impenetrable and fail-safe.