Black Lab Alarm is a full-service provider of integrated security systems for households in Somerville and nearby areas. It handles the design and installation of home security technologies that include intrusion detection, video surveillance, and fire alarms. Its technical crew advises clients on the products that fit their needs and budgets and provides after-sales support. The company has worked with clients for over 17 years. Its team also offers 24-hour support through a UL-Listed alarm monitoring facility.