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

The California Contractors State License Board (CSLB) lists 30 Low Voltage Systems (C-7) contractors in Ontario, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

30 contractors

1. Abba Communications

   Ontario, CA · CSLB #777384 · as of June 27, 2026
   Active · clear
2. Advanced Monitoring INC

   Ontario, CA · CSLB #1035016 · as of June 27, 2026
   Active · clear
3. Alexander Installation & Technology Services LLC

   Ontario, CA · CSLB #1060170 · as of June 27, 2026
   Active · clear
4. Barnes Fiber Communications

   Ontario, CA · CSLB #1020360 · as of June 27, 2026
   Active · clear
5. Caltek Technologies

   Ontario, CA · CSLB #1090616 · as of June 27, 2026
   Active · clear
6. Custom Professional Electronics INC

   Ontario, CA · CSLB #944235 · as of June 27, 2026
   Active · clear
7. Direct Source Communication INC

   Ontario, CA · CSLB #955641 · as of June 27, 2026
   Active · clear
8. D S S

   Ontario, CA · CSLB #970275 · as of June 27, 2026
   Active · clear
9. Terral Dunn

   Ontario, CA · CSLB #378323 · as of June 27, 2026
   Active · clear
10. Hci Systems INC

    Ontario, CA · CSLB #905493 · as of June 27, 2026
    Active · clear
11. Ics Intelesys INC

    Ontario, CA · CSLB #729063 · as of June 27, 2026
    Active · clear
12. J M W Communications INC

    Ontario, CA · CSLB #1074991 · as of June 27, 2026
    Active · clear
13. Just In Time Communications INC

    Ontario, CA · CSLB #890177 · as of June 27, 2026
    Active · clear
14. Low Volt INC

    Ontario, CA · CSLB #1059192 · as of June 27, 2026
    Active · clear
15. Mora-data & Telecom Services

    Ontario, CA · CSLB #1058928 · as of June 27, 2026
    Active · clear
16. Opti - Comm Technologies

    Ontario, CA · CSLB #995078 · as of June 27, 2026
    Active · clear
17. Opti-comm Technologies INC

    Ontario, CA · CSLB #997934 · as of June 27, 2026
    Active · clear
18. Orange Coast Network Solutions Corp

    Ontario, CA · CSLB #1073689 · as of June 27, 2026
    Active · clear
19. Plug & Play Home Tech

    Ontario, CA · CSLB #886283 · as of June 27, 2026
    Active · clear
20. Resource One Low Voltage Security INC

    Ontario, CA · CSLB #1037327 · as of June 27, 2026
    Active · clear
21. Solar Electrical Plus INC

    Ontario, CA · CSLB #1017526 · as of June 27, 2026
    Active · clear
22. Telecomp Enterprises INC

    Ontario, CA · CSLB #766536 · as of June 27, 2026
    Active · clear
23. Teleteks INC

    Ontario, CA · CSLB #1060559 · as of June 27, 2026
    Active · clear
24. TFR Communications INC

    Ontario, CA · CSLB #1110215 · as of June 27, 2026
    Active · clear
25. Top Rank Communications INC

    Ontario, CA · CSLB #934552 · as of June 27, 2026
    Active · clear
26. Triage Ca LLC

    Ontario, CA · CSLB #1141008 · as of June 27, 2026
    Active · clear
27. Trinity Networx LLC

    Ontario, CA · CSLB #1088071 · as of June 27, 2026
    Active · clear
28. Triton Global Services INC DBA Triton Low Voltage Services

    Ontario, CA · CSLB #1069175 · as of June 27, 2026
    Active · clear
29. Vg-tech LLC

    Ontario, CA · CSLB #1022848 · as of June 27, 2026
    Active · clear
30. Wirenet Communications INC

    Ontario, CA · CSLB #865478 · as of June 27, 2026
    Suspended · workers' comp

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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.