Post Alarm Systems & Patrol Services

Owned and run by the Post Family for over fifty years, we're pleased to become one of the oldest, biggest and most respected privately held companies in California committed to customer satisfaction and long-term customer relationships. With over fifty years of knowledge, you can rely on us for quality installation, state-of-the art monitoring and armed security patrol services. At Post Alarm Systems our commercial installations cover the entire array of customer requirements for protection.