• Alarms BC
• Around The Clock Lock & Alarm Co., Inc.
• ClearStar Security Network
• CraigCommunications.net - We buy and sell new and refurbished business phone systems and components. Mitel, Inter tel, Avaya, Comdial, Iwatsu, NEC, Nitsuko, Norstar, Nortel, Panasonic, Toshiba, Vodavi and much more.
• Columbo's Safety & Security Page
• FalseAlarms.com
• HTI Home Toys - Home Automation Information Source
• Ron's Safety & Security Page
• Safe-Mart Home Security Systems
• Secure Systems Plus, LLC.
• Security Information Management Online Network (SIMON)
• Security Online
• Security Premises
• Security Press
• Security Solutions Online
• Security UK
• SecuritySource.net (S/NET)
• SOL - Security On-line!
• South African Security Companies
• The "Alarm Doctor"
• The Firebox & Alarm Control Panel Page
• The UK Internet Security Directory
• Yahoo Security Links

Newsgroups
These newsgroups are active among security professionals. Please visit them. Contact us if you know of other newsgroups that we should list.

• Alt.Engineering.Fire-Protection
• Alt.Locksmithing
• Alt.Security.Alarms
• Alt.Security.Dealers
• Alt.Security.Dealers.Ads
• Alt.Security.Doityourself
• Alt.Security.Doityourself.Ads
• Comp.Home.Automation
• Rec.Audio.Car
• UK.Tech.Electronic-Security