See also:

• Business: Aerospace and Defense: Defense  (612)
• Business: Business Services: Fire and Security: Security: Alarm Systems  (373)

This category in other languages:
	Russian  (3)

• Advanced Perimeter Systems Limited - designer and manufacturer of security products. United Kingdom. Product information and manuals.
• D-Fence Security Systems Ltd. - Manufacturer of electronic fence products. Israel [English, Russian and Spanish]
• ECSI International, Inc. - Designs and manufactures custom engineered high profile perimeter, physical, and information security systems.
• GM Advanced Security Technologies Ltd. - Electronic fence security system for hard-wired and wireless perimeter security.
• GPS Standard S.p.a. - Perimeter protection systems integrated with remote surveillance applications. Product information and manuals. Italy.
• Gunnebo UK Limited - Perimeter security under the Elkosta and Wego brand names.
• Integrated Security Corporation - Monitoring and control systems, perimeter protection, and security management. Walled Lake, Michigan.
• Magal Security Systems Ltd. - Manufacturer of electronic monitoring systems, with company news and technical specifications,. (Nasdaq: MAGS). Israel
• Perimeter Intrusion Security - Design and manufactures optical fiber perimeter intrusion detection systems.
• Portcullis Perimeter Security. - Security Fencing plus a wide range of access options from swing or sliding automatic gates. Australia
• RBtec Inc - Manufacturer and installer of fencing and electronic monitoring systems, with technical specifications, illustrated portfolio, and company news. [English, Russian and Spanish]
• RuSec - Russian Security systems - Outdoor perimeter protection. Equipment made in Russia.
• Southwest Microwave, Inc. - Provides electronic perimeter intrusion detection and wireless CCTV transmission systems.
• Trap International CC - Wire-free outdoor early security warning system. Includes product and technical information, and list of authorized dealers. South Africa.