Founded by Sam Post over 60 years ago. Post Alarm is a family-run business committed to protecting our neighborhoods in Southern California.
Complete commercial, home security & alarm monitoring in Los Angeles, Orange County, and SoCal since 1956.
Watching out for you - Even around corners
Post Alarm video surveillance systems keep constant watch over your building and business space. From custom design to installation, our team of experts have the experience needed to make the process smooth and easy.
With Post Alarm’s high definition video solutions, worrying about theft, false claims, or inventory loss will be a thing of the past. Our high definition video systems are easy to use, tailored to your needs, and are more effective than ever before. With the technology to simultaneously record, playback, and view live video locally or remotely, nothing gets past our cameras.
Our video system experts will work with you to design a system that meets your needs whether large or small. Our video systems are high definition and offer a wide array of video services such as encryption, analytics, point of sale, license plate reading and can be cloud hosted or managed locally. Some can even send our Monitoring Station real-time video as video verification for quick police response.
“I highly recommend Post Alarm to any homeowner considering an alarm system. The people, service and products are second to none!”
“Safety is ultimately up to you. The best you can do is harden the target. That’s what Post Alarm provides. They are a minute away. Post Alarm is a brand known and respected.”
“What I love most about Post Alarm is their ability to accommodate our business needs.”
“I’ve been a Post Alarm customer for over 40 years, and have never had a complaint or fault with any of their services.”
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Our unique security analysis process provides
a personalized plan for your business needs.