Low Voltage Specialists fire, security, master clock, CCTV, intercom, and paging systems.U.L. Certified for installation, testing and maintaining life safety systems.

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C-10 License 700796

Business History
Cal Communication Service Company is a low voltage contractor who has been serving northern and central California with quality work and reliable service since 1952. We are capable of handling any type of commercial, industrial and residential work requirements you have. Communication Service Company has built a solid reputation for providing quality workmanship and superior service at a fair price. While other companies offer empty promises, we pride ourselves on having made the commitment to provide superior service and meet the completion dates that are critical to our clients.
BBB Rating
BBB Rating and Accreditation information may be delayed up to a week.
BBB Accredited businesses follow the BBB Code of Business Practices and pay a fee for accreditation review and monitoring. Accreditation is not a BBB endorsement or evaluation of the business’ product quality or competency in performing services.

BBB Rating and Accreditation information may be delayed up to a week.
Regular Hours
Mon - Fri:
Sat - Sun:
* 24 Hour Service * Testing/Maintenance * UL Certification * Installation * 24 Hour Monitoring * Direct Equipment Sales * Factory Certified Staff * Free Estimates * Design Build

UL Registered




Communication Service Company

Fire Alarm Systems, Fire Protection Equipment & Supplies, Fire Protection Service, Fireproofing, Intercom Systems & Services, Paging & Signaling Equipment, Security Control Systems & Monitoring, Telecommunications-Equipment & Supply, Television Systems-Closed Circuit Telecasting