Signal Alarm

E.R.S. Security Alarm Systems is a provider of security systems and services. The company offers a range of services, such as burglar and fire alarm systems design, installation and monitoring. Additionally, its services include design, installation and monitoring of access control and time and attendance systems for commercial customers. E.R.S. Security Alarm Systems also specializes in design, installation and maintenance of central vacuum and intercom systems for residential customers. It also provides closed-circuit television systems design, installation and maintenance services. The company has fire prevention specialists who provide assistance in designing sprinkler monitoring, fire alarm and life safety systems. Its fire alarm systems feature devices, such as smoke and heat detectors, water flow switches, valve tampers, strobes and horns. E.R.S. Security Alarm Systems is located in El Monte, Calif.

Founded in 1956 by retired police chief Sam Post, Post Alarm has been a trusted name in Southern California for home security and commercial security for three generations. With an approach that blends local expertise with leading technology, we deliver best-in-class security solutions including burglar alarm monitoring, video surveillance, live video monitoring, patrol and armed response services, fire alarm monitoring, and more. We pride ourselves on delivering customized security solutions, professional installation and service, and exceptional customer service. Contact us to experience the difference that nearly 70 years of security company expertise can make for you peace of mind. Trust Post Alarm to protect what matters most to you.