Bay Area Office:
Sierra Office: 209-795-8103

Existing System

Already have an existing security system installed in your home? Not a Problem!
Let Fox Security secure your home today with 24/7 professional monitoring services using your existing system already in place!

It’s that easy. Simply fill out the form below and a Fox Security representative will contact you shortly.

No two businesses are the same, let Fox Security give you a customized security plan that is tailored towards your everyday operations and physical landscape.

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Family owned and operated, established in 1993, superior customer service, 24/7 emergency availability

Fox Security Service Areas

Bay Area

Fox Security is delighted to have helped the Bay Area keep residents safe and secure for over 20 years. We value our customers and aim to satisfy them for the years to come. Request a free quote today and join our extensive list of satisfied customers!


Fox Security is pleased to help keep the beautiful mountains of the Sierra Nevadas free from theft and fire danger. If you live full time or have a vacation home, request a free quote and join the Fox Security family!

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Fox Security and Communications are proud members of:

Contractors Lic #669741 Bay Area: Alarm Lic # ACO 5462 Sierra: Alarm Lic # ACB 5306