to American Sentry Systems, Inc.


We provide Electronic Security to Homes and Businesses in the San Francisco Bay Area. Our headquarters is located in San Rafael, CA in Marin County. At this location, we operate a U. L. Protective Signaling Listed Central Station, where our alarm signals are received, as well as where our 24 hour service staff is dispatched from. Underwriter's Laboratories is a nationwide testing organization which sets standards and inspects companies in the alarm industry, as well as many other industries.

You won't reach an answering service here, instead trained staff 24 hours day with immediate access to technicians.

American Sentry Systems, Inc. 1221 Andersen Drive, San Rafael, California 94901, (415) 457-2622, Contact Us