Explore Security Systems & Services in Monterey, CA

Sentry Alarm delivers comprehensive security and life safety solutions across Northern California, Oregon, and Washington. As a family-owned business since 1971, we specialize in custom-designed security systems, fire alarm installation, video surveillance, access control, and 24/7 monitoring services. Our reputation as a top-tier security provider stems from our commitment to using premium Honeywell equipment, rigorous technician training, and personalized service that national chains cannot match.