DEA Security Systems provides professional high-end residential, commercial, and enterprise security solutions throughout the San Francisco Bay Area. Our services include intrusion alarm systems; UL-certified fire alarm system design, installation, testing, inspection, and certification; access control and multi-tenant entry systems; AI-powered video surveillance; perimeter protection; intercom and gate entry solutions; and UL central station monitoring. We also offer Alarm.com smart... Read More about D E A Security Systems Co., Inc.