Bay Alarm

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21270 Cabot Blvd
Hayward, CA 94545
+1 (800) 470-1000
http://www.bayalarm.com

Bay Alarm Co is a leading security company in Hayward, CA, specializing in protecting businesses and residential properties. With a combination of advanced technology, highly trained personnel, and years of experience, they offer comprehensive alarm systems, live monitoring, and access control to ensure the highest level of protection for assets, people, and property.

From warehouses to educational facilities and outdoor lots, Bay Alarm Co is dedicated to keeping the Hayward and Oakland areas safe. Their services cater to a wide range of industries, including commercial, government, education, and outdoor operations, providing customized security solutions to meet the unique needs of each client.

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4.5493 reviews
stephanie a.
10/3/2025

today I had a visit from John, the tech person with Bay Alarm, he really helped me with an issue that involves my alarm system, he explained the process, sure helped me with my worry about...

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Mike S.
8/18/2025

Used them for many, many years but when we dropped them for monitoring we found out that all our equipment becomes junk. We are trying to eliminate a single window from alarming, and the only way...

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Max W.
10/20/2025

Inherited a security and fire system from a previous owner who used Bay Alarm. Looked into options for continuing monitoring and maintenance of the current system, Bay Alarm wouldn't agree to look...

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Randall C.
9/22/2025

We contracted with Bay Alarm for installation and maintenance of cameras and other equipment as well as monitoring service. When our door camera failed to operate, Bay Alarm refused to repair,...

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Scott A.
12/12/2024

If you see below, Bay Alarm responded to my review. I wrote them and they have not responded. This is a front people. Many other BETTER choices. AVOID BAY ALARM!

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Bay Alarm Company

Bay Alarm Company is an independently-owned and operated alarm company. Founded in 1946, Bay Alarm is one of the largest alarm companies in the United States, protecting more than 80,000 residential and commercial customers. The company provides a full range of burglar alarms, access control, fire and video surveillance and online management solutions. Residential options include 24-hour monitoring and life safety systems. Bay Alarm is affiliated with California Automatic Fire Alarm Association, California Alarm Association, Central Station Alarm Association, Security Network of America, Underwriters Laboratories Listed and other local alarm associations. The company is in its third generation of family management. It is based in Pacheco, Calif.
United States›California›Hayward›Bay Alarm

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