Bay Alarm – Security Company and Systems in the Bay Area, Northern & Southern California

The Westphal family founded Bay Alarm Company in 1946 as a local burglar alarm company. Originally operating out of single-family home in the Bay Area, Bay Alarm now protects more than 110,000 residential and commercial customers and communities across the state of California. Now in our third generation of family management, Bay Alarm has become the largest independently owned and operated burglar alarm company in the United States.

For over 65 years, we have provided more than typical security companies. We are committed to the California communities we are a part of and the professional organizations that are dedicated to keeping those communities educated, safe and protected. We pledge to provide our customers with peace of mind and security as well as excellent personalized service. Each member of our experienced, professional staff is dedicated to the highest measure of service. We take great pride in our work and the Bay Alarm guarantee that our products, workmanship and services always exceed expectation.

  • Our employees have an average tenure of 10 years with Bay Alarm.
  • All of our employees are background checked, licensed by the state of California, and always carry their badge as proof.
  • Over 90% of our customers are within a 1-hour drive from a local branch.
  • Many of our employees receive over 2,000 hours of training over their time at Bay Alarm.

Working at Bay

Learn More

Visit our Learning Center to watch how-to videos and find out more about Bay Alarm, what we offer, and what our customers are saying!

For even more information, visit our Ask the Expert page or find answers to our Frequently Asked Questions.

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