Northern California, Sierra Nevada Mountains, Greater Sacramento, San Joaquin Valley, and Bay Area
Signal Service began in the small Sierra Nevada Mountain town of Murphys, California but over the past 45 years has expanded throughout all Northern California. We measure our success by the quality of our relationships and the service we provide our customers. Our professional team has years of experience, and as a family business, you still receive warm and friendly service. Our technicians live throughout our service territory to promptly respond to any service issue.
Counties we currently service: San Francisco, San Mateo, Sonoma, Marin, Napa, Yolo, Solano, Contra Costa, Alameda, Santa Clara, Stanislaus, San Joaquin, Sacramento, Sutter, Placer, El Dorado, Amador, Alpine, Calaveras, Tuolumne, Mariposa and Merced.
Local & Family Owned Business Since 1979
Protect your property and assets