Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,111 California contractors classified C-36 (Plumbing (C-36)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 18, 2026.

Showing 11,161–11,220 of 12,111 contractors

1. Water Solutions Incorporated

   Half Moon Bay, CA · CSLB #1146440 · as of October 18, 2026
   Active · clear
2. S Waters Plumbing

   Novato, CA · CSLB #755512 · as of October 18, 2026
   Active · clear
3. W H Risser INC DBA Water Store

   Goleta, CA · CSLB #968173 · as of October 18, 2026
   Active · clear
4. Water Systems Plumbing

   San Jose, CA · CSLB #680781 · as of October 18, 2026
   Active · clear
5. Watertight Plumbing INC

   Huntington Beach, CA · CSLB #818021 · as of October 18, 2026
   Active · clear
6. Water Tite Plumbing And Drains

   Oceanside, CA · CSLB #1005101 · as of October 18, 2026
   Active · clear
7. Waterwaze Innovative Plumbing Solutions

   Vallejo, CA · CSLB #1148250 · as of October 18, 2026
   Active · clear
8. Waterwell Plumbing Services

   Morgan Hill, CA · CSLB #953035 · as of October 18, 2026
   Active · clear
9. Water Wise Plumbing

   Las Vegas, CA · CSLB #1137119 · as of October 18, 2026
   Active · clear
10. Water Wise Plumbing, Backflow & Drains INC

    Vista, CA · CSLB #991738 · as of October 18, 2026
    Active · clear
11. Water Works

    Visalia, CA · CSLB #717910 · as of October 18, 2026
    Active · clear
12. Waterworks Group INC

    Solana Beach, CA · CSLB #958987 · as of October 18, 2026
    Active · clear
13. Waterworks Plumbing

    Palmdale, CA · CSLB #732726 · as of October 18, 2026
    Active · clear
14. Water Works Plumbing Company

    Hayward, CA · CSLB #611764 · as of October 18, 2026
    Active · clear
15. Gold Coast Plumbing INC DBA The Waterworks Plumbing CO

    Oak View, CA · CSLB #528557 · as of October 18, 2026
    Active · clear
16. Waterworks Plumbing & Hydro Rooter Services INC

    Woodland Hills, CA · CSLB #1052108 · as of October 18, 2026
    Active · clear
17. Waterworks Plumbing LLC

    Sacramento, CA · CSLB #898438 · as of October 18, 2026
    Active · clear
18. The Water Works

    Placerville, CA · CSLB #862309 · as of October 18, 2026
    Active · clear
19. Water-worx Plumbing INC

    Los Angeles, CA · CSLB #1160541 · as of October 18, 2026
    Active · clear
20. Waterworx Plumbing/mechanical LLC

    Upland, CA · CSLB #1069783 · as of October 18, 2026
    Active · clear
21. Watkins Plumbing INC

    Chico, CA · CSLB #727962 · as of October 18, 2026
    Active · clear
22. Bill Watson Plumbing

    San Diego, CA · CSLB #749443 · as of October 18, 2026
    Active · clear
23. Watson Plumbing

    San Rafael, CA · CSLB #1068269 · as of October 18, 2026
    Active · clear
24. Watson Plumbing

    Santa Clarita, CA · CSLB #829942 · as of October 18, 2026
    Active · clear
25. Watson Well INC

    Anderson, CA · CSLB #1080147 · as of October 18, 2026
    Active · clear
26. The Water Well Store INC DBA Watson Well Service Water Treament &

    Anderson, CA · CSLB #947596 · as of October 18, 2026
    Active · clear
27. Joe Watterson Plumbing

    San Francisco, CA · CSLB #723992 · as of October 18, 2026
    Active · clear
28. Watts Plumbing

    Poolville, CA · CSLB #998344 · as of October 18, 2026
    Active · clear
29. Wave Plumbing

    San Diego, CA · CSLB #865279 · as of October 18, 2026
    Active · clear
30. Wayne's Plumbing

    Cherry Valley, CA · CSLB #1086064 · as of October 18, 2026
    Active · clear
31. Wayne's Plumbing Service

    Gilroy, CA · CSLB #688150 · as of October 18, 2026
    Active · clear
32. WC Plumbing INC

    Wishon, CA · CSLB #891084 · as of October 18, 2026
    Active · clear
33. Wdld Water Heater Plumbing LLC

    Woodland, CA · CSLB #1082563 · as of October 18, 2026
    Active · clear
34. Weatherly Plumbing

    Temecula, CA · CSLB #1069826 · as of October 18, 2026
    Active · clear
35. Weatherly Water Heaters And Plumbing Services

    Windsor, CA · CSLB #1116920 · as of October 18, 2026
    Active · clear
36. Webber Plumbing INC

    Los Alamitos, CA · CSLB #609819 · as of October 18, 2026
    Active · clear
37. Stephen G Weber DBA Al Weber & Sons Plumbing

    La Habra, CA · CSLB #485481 · as of October 18, 2026
    Active · clear
38. Weber Plumbing

    Ripon, CA · CSLB #991517 · as of October 18, 2026
    Active · clear
39. Weber's Plumbing INC

    Winchester, CA · CSLB #444338 · as of October 18, 2026
    Active · clear
40. Webers Water Conservation INC

    Encinitas, CA · CSLB #1080085 · as of October 18, 2026
    Active · clear
41. Webster Pro Plumbing

    Fairfield, CA · CSLB #1087071 · as of October 18, 2026
    Active · clear
42. We Can Do It Plumbing

    Oakland, CA · CSLB #1087842 · as of October 18, 2026
    Active · clear
43. Weddle Plumbing

    Yreka, CA · CSLB #1017019 · as of October 18, 2026
    Active · clear
44. Weeks Drilling And Pump CO

    Sebastopol, CA · CSLB #177681 · as of October 18, 2026
    Active · clear
45. Weems Plumbing

    Carmichael, CA · CSLB #762494 · as of October 18, 2026
    Active · clear
46. Weimer Plumbing INC

    Sand City, CA · CSLB #604317 · as of October 18, 2026
    Active · clear
47. Gerhard Weise Plumbing INC

    Los Angeles, CA · CSLB #318996 · as of October 18, 2026
    Active · clear
48. Weiss 1 Plumbing

    Costa Mesa, CA · CSLB #825089 · as of October 18, 2026
    Active · clear
49. Well Done Rooter & Plumbing Services INC

    Chula Vista, CA · CSLB #937198 · as of October 18, 2026
    Active · clear
50. Weller Plumbing Company

    Temecula, CA · CSLB #1019681 · as of October 18, 2026
    Active · clear
51. Wellman Plumbing CO

    Oakland, CA · CSLB #857865 · as of October 18, 2026
    Active · clear
52. Wellman Plumbing INC

    Fremont, CA · CSLB #762717 · as of October 18, 2026
    Active · clear
53. K Wells Mechanical

    Turlock, CA · CSLB #738930 · as of October 18, 2026
    Active · clear
54. R G Wells Plumbing

    Ojai, CA · CSLB #832994 · as of October 18, 2026
    Active · clear
55. Wenger Plumbing CO

    Campbell, CA · CSLB #399253 · as of October 18, 2026
    Active · clear
56. Wenpro Plumbing INC

    Roseville, CA · CSLB #1156774 · as of October 18, 2026
    Active · clear
57. Wenzel Plumbing

    Malibu, CA · CSLB #586439 · as of October 18, 2026
    Active · clear
58. Werner's Plumbing

    Jamestown, CA · CSLB #1094165 · as of October 18, 2026
    Active · clear
59. Wessel Pump & Mechanical INC

    Santa Clarita, CA · CSLB #1064822 · as of October 18, 2026
    Active · clear
60. Westair Gases & Equipment INC

    San Diego, CA · CSLB #813321 · as of October 18, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 18, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.