47 E. St. Joseph Street
Arcadia, CA 91006
Ranked in the top 100 security companies in the nation, founded by former chief of police, Sam Post, family owned and operated by the Post family since 1956, customer service is our #1 priority! No long term contracts. we can take over most existing systems, the only company in the San Gabriel Valley providing: Central Station Monitoring, Professional Installation, Armed Response/Patrol, expert system repair, burglar, fire, CCTV, Card Access Systems, When you call us, you will always speak to a Post Alarm Employee 24/7, 100% of the time!