Licensed Low Voltage Systems (C-7) contractors in California

The California Contractors State License Board (CSLB) lists 4,245 California contractors classified C-7 (Low Voltage Systems (C-7)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

Showing 961–1,020 of 4,245 contractors

1. Comtronics

   Simi Valley, CA · CSLB #755911 · as of October 7, 2026
   Active · clear
2. Conference Technologies INC

   Maryland Heights, CA · CSLB #1072847 · as of October 7, 2026
   Active · clear
3. Connect

   Brentwood, CA · CSLB #933248 · as of October 7, 2026
   Active · clear
4. Connect Cate Cabling INC

   San Pablo, CA · CSLB #1146387 · as of October 7, 2026
   Active · clear
5. Connected Communications INC

   Sacramento, CA · CSLB #804346 · as of October 7, 2026
   Active · clear
6. Connected Integration

   Marysville, CA · CSLB #1030712 · as of October 7, 2026
   Active · clear
7. Connected Systems Technologies

   Torrance, CA · CSLB #1159899 · as of October 7, 2026
   Active · clear
8. Connected Technologies LLC DBA Connected Tech

   Athens, CA · CSLB #1080839 · as of October 7, 2026
   Active · clear
9. Connected Technology

   Rocklin, CA · CSLB #996560 · as of October 7, 2026
   Active · clear
10. Connectivity Masters INC

    San Diego, CA · CSLB #728299 · as of October 7, 2026
    Active · clear
11. Connectivity Solutions

    Apple Valley, CA · CSLB #751801 · as of October 7, 2026
    Active · clear
12. Connect To Electronics

    Glendale, CA · CSLB #900020 · as of October 7, 2026
    Active · clear
13. Electrowave Security INC DBA Connect To Electronics

    Glendale, CA · CSLB #935787 · as of October 7, 2026
    Active · clear
14. Connectworks LLC

    San Diego, CA · CSLB #1161654 · as of October 7, 2026
    Active · clear
15. Conner Communications Corporation

    Gardena, CA · CSLB #986306 · as of October 7, 2026
    Active · clear
16. Connex LLC

    Santa Ana, CA · CSLB #1145348 · as of October 7, 2026
    Active · clear
17. Consolidated Communications Of California Company LLC

    Mattoon, CA · CSLB #1144148 · as of October 7, 2026
    Active · clear
18. Consolidated Networks Corporation

    Vacaville, CA · CSLB #965001 · as of October 7, 2026
    Active · clear
19. Consolidated Security Industries INC

    Los Angeles, CA · CSLB #1052179 · as of October 7, 2026
    Active · clear
20. Consolidated Security Integration INC

    Hanford, CA · CSLB #945190 · as of October 7, 2026
    Active · clear
21. Constant Evolution Technologies

    Manteca, CA · CSLB #888093 · as of October 7, 2026
    Active · clear
22. Constantine Network Services

    Newport Beach, CA · CSLB #1077651 · as of October 7, 2026
    Active · clear
23. Consulting Technology Network INC

    Anaheim, CA · CSLB #977324 · as of October 7, 2026
    Active · clear
24. Conti LLC

    Sterling Heights, CA · CSLB #1067502 · as of October 7, 2026
    Active · clear
25. Continuant INC

    Fife, CA · CSLB #1002912 · as of October 7, 2026
    Active · clear
26. Continuous Light INC

    Pomona, CA · CSLB #940788 · as of October 7, 2026
    Active · clear
27. Control Alarm

    Clovis, CA · CSLB #393081 · as of October 7, 2026
    Active · clear
28. Control Freaks

    Trabuco Canyon, CA · CSLB #1150195 · as of October 7, 2026
    Active · clear
29. Control Freaks LLC

    Trabuco Canyon, CA · CSLB #1154117 · as of October 7, 2026
    Active · clear
30. Controlinq

    Burbank, CA · CSLB #1079536 · as of October 7, 2026
    Active · clear
31. Control Installation Specialists

    Reno, CA · CSLB #808208 · as of October 7, 2026
    Active · clear
32. Controlled Fusion INC

    Coto De Caza, CA · CSLB #984757 · as of October 7, 2026
    Active · clear
33. Controlled Key Systems INC

    Irvine, CA · CSLB #528017 · as of October 7, 2026
    Active · clear
34. Controls Of Things

    Poway, CA · CSLB #1099818 · as of October 7, 2026
    Active · clear
35. Control Systems Services

    Oakdale, CA · CSLB #660263 · as of October 7, 2026
    Active · clear
36. Convergent Communications INC

    Riverside, CA · CSLB #966333 · as of October 7, 2026
    Active · clear
37. Convergeone INC

    Bloomington, CA · CSLB #861504 · as of October 7, 2026
    Active · clear
38. Converge Telecom And Data Solutions

    Whittier, CA · CSLB #954486 · as of October 7, 2026
    Active · clear
39. Cook Solutions Group INC

    Portland, CA · CSLB #847169 · as of October 7, 2026
    Active · clear
40. Jeff Cooper

    Riverside, CA · CSLB #830579 · as of October 7, 2026
    Active · clear
41. Cooptek

    San Francisco, CA · CSLB #828697 · as of October 7, 2026
    Active · clear
42. Copper Automation Low Voltage

    Auburn, CA · CSLB #1032898 · as of October 7, 2026
    Active · clear
43. Copper Beech

    San Quentin, CA · CSLB #805430 · as of October 7, 2026
    Active · clear
44. Coral Communications

    Huntington Beach, CA · CSLB #1152242 · as of October 7, 2026
    Active · clear
45. Core Connect I T INC

    Fountain Valley, CA · CSLB #999614 · as of October 7, 2026
    Active · clear
46. Core Fiber Communications INC

    Upland, CA · CSLB #981364 · as of October 7, 2026
    Active · clear
47. Core Fiber INC

    Laguna Hills, CA · CSLB #1112153 · as of October 7, 2026
    Active · clear
48. Core Fiber Optics INC

    Westlake Village, CA · CSLB #942796 · as of October 7, 2026
    Active · clear
49. Core Surveillance

    Salinas, CA · CSLB #942002 · as of October 7, 2026
    Active · clear
50. Coretfi INC

    Redondo Beach, CA · CSLB #986486 · as of October 7, 2026
    Active · clear
51. Corh Technology Partners INC

    Upland, CA · CSLB #947696 · as of October 7, 2026
    Active · clear
52. Corlan INC

    Benicia, CA · CSLB #925208 · as of October 7, 2026
    Active · clear
53. Corporate Media Systems INC

    San Rafael, CA · CSLB #764095 · as of October 7, 2026
    Active · clear
54. Corral Communications

    Pittsburg, CA · CSLB #729555 · as of October 7, 2026
    Active · clear
55. Correct Connections

    Mammoth Lakes, CA · CSLB #803950 · as of October 7, 2026
    Active · clear
56. Cor Security INC

    San Marcos, CA · CSLB #878337 · as of October 7, 2026
    Active · clear
57. Cortum Communications INC

    Murrieta, CA · CSLB #688831 · as of October 7, 2026
    Active · clear
58. Cosner-neipp Corporation

    Ridgecrest, CA · CSLB #880580 · as of October 7, 2026
    Active · clear
59. Cosner - Neipp Security Systems INC

    Ridgecrest, CA · CSLB #984726 · as of October 7, 2026
    Active · clear
60. Coulter Communications

    Encinitas, CA · CSLB #1015016 · as of October 7, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.