A comprehensive list of Benicia, CA based companies offering installation, maintenance and repair of home and business security systems, CCTV & burglar alarms and video surveillance services. 
I founded Denalect Alarm over 50 years ago. We are a local, independent company providing helpful service for the security needs of businesses and residents of Northern California. I guarantee you that Denalect will quickly and courteously respond to your safety and security needs. We're one of the few companies that provide live, friendly operator service 24 hours a day.
Denise M. — My house had no system installed while tenants occupied the house. I called Denalect from a word of mouth referral to install