Licensed Low Voltage Systems (C-7) contractors in Brentwood, CA

The California Contractors State License Board (CSLB) lists 11 Low Voltage Systems (C-7) contractors in Brentwood, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

11 contractors

1. Advance Telecom INC

   Brentwood, CA · CSLB #1031556 · as of June 27, 2026
   Active · clear
2. Bear Technology INC

   Brentwood, CA · CSLB #948362 · as of June 27, 2026
   Active · clear
3. Beyond Sound

   Brentwood, CA · CSLB #962111 · as of June 27, 2026
   Active · clear
4. Connect

   Brentwood, CA · CSLB #933248 · as of June 27, 2026
   Active · clear
5. G&B Lightwave LLC

   Brentwood, CA · CSLB #1097137 · as of June 27, 2026
   Active · clear
6. Nyswonger Low Voltage

   Brentwood, CA · CSLB #912976 · as of June 27, 2026
   Active · clear
7. Brian Pickerill

   Brentwood, CA · CSLB #834263 · as of June 27, 2026
   Active · clear
8. Precision Fiber Optics INC

   Brentwood, CA · CSLB #898594 · as of June 27, 2026
   Active · clear
9. Red Box Business Solutions INC

   Brentwood, CA · CSLB #977581 · as of June 27, 2026
   Active · clear
10. Vega Consultants INC

    Brentwood, CA · CSLB #868747 · as of June 27, 2026
    Active · clear
11. Opus Network Services INC

    Brentwood, CA · CSLB #1127781 · as of June 27, 2026
    Suspended · bond

See all Low Voltage Systems (C-7) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.