Providing Peace Of Mind You Deserve For Over 25 Years.Security Alarm Corp. has provided the security solutions to Southern Illinois for more than 25 years. Were a locally owned and operated service that provides sales, leases, and maintenance on security systems for Commercial, Residential, and Industrial clients. Our high-tech systems and full trained technicians will implement custom, effective solutions to protect your homes or businesses from all types of dangers.Product & Services We Provide: Burglar Alarms Fire Alarms Access Control Video Surveillance Commercial Alarms Residential Alarms Industrial Alarms For the peace of mind and protection you, your family, and/or your employees deserve, rely on our Security Alarm Corp. to neatly install the most comprehensive systems.Call us today for your Free Estimate!