Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,055 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 7, 2026.

Showing 361–420 of 12,055 contractors

1. Advanced Mechanical

   Grass Valley, CA · CSLB #701029 · as of October 7, 2026
   Active · clear
2. Whitney Plumbing DBA Advanced Plumbing

   Ventura, CA · CSLB #1092269 · as of October 7, 2026
   Active · clear
3. Advanced Plumbing

   Anaheim, CA · CSLB #996018 · as of October 7, 2026
   Active · clear
4. Advanced Plumbing

   Nevada City, CA · CSLB #578922 · as of October 7, 2026
   Active · clear
5. Advanced Plumbing And Drain INC

   San Francisco, CA · CSLB #1009195 · as of October 7, 2026
   Active · clear
6. Advanced Plumbing And Rooter Service

   San Ramon, CA · CSLB #782789 · as of October 7, 2026
   Active · clear
7. Advanced Plumbing & Drain Master

   Brentwood, CA · CSLB #1017445 · as of October 7, 2026
   Active · clear
8. Advanced Plumbing INC

   San Clemente, CA · CSLB #1083635 · as of October 7, 2026
   Active · clear
9. Advanced Plumbing Ridgecrest

   Ridgecrest, CA · CSLB #858938 · as of October 7, 2026
   Active · clear
10. Jason C Bell DBA Advanced Plumbing Solutions

    Camarillo, CA · CSLB #969845 · as of October 7, 2026
    Active · clear
11. Advanced Plumbing Solutions

    Norco, CA · CSLB #868987 · as of October 7, 2026
    Active · clear
12. Advanced Plumbing Solutions INC

    Baldwin Park, CA · CSLB #962930 · as of October 7, 2026
    Active · clear
13. Advanced Plumbing Systems

    Oceanside, CA · CSLB #930671 · as of October 7, 2026
    Active · clear
14. Advanced Plumbing Technologies

    Murrieta, CA · CSLB #1004721 · as of October 7, 2026
    Active · clear
15. Advanced Plumbology INC

    Chula Vista, CA · CSLB #996388 · as of October 7, 2026
    Active · clear
16. Advanced Repipe Specialist INC

    Gilroy, CA · CSLB #998753 · as of October 7, 2026
    Active · clear
17. Advanced Tankless And Plumbing

    Diamond Bar, CA · CSLB #1121827 · as of October 7, 2026
    Active · clear
18. Advanced Vacuum Plumbing Systems

    Pinon Hills, CA · CSLB #674698 · as of October 7, 2026
    Active · clear
19. Advance Plumbing

    Sun Valley, CA · CSLB #851644 · as of October 7, 2026
    Active · clear
20. Advance Plumbing

    Corona, CA · CSLB #1021911 · as of October 7, 2026
    Active · clear
21. Advance Systems And Design

    Redwood City, CA · CSLB #626704 · as of October 7, 2026
    Active · clear
22. Advantage Plumbing And Rooter INC

    Montrose, CA · CSLB #1067555 · as of October 7, 2026
    Active · clear
23. Advantage Plumbing SF INC

    South San Francisco, CA · CSLB #1066857 · as of October 7, 2026
    Active · clear
24. Advantage Septic Systems

    Menifee, CA · CSLB #853378 · as of October 7, 2026
    Active · clear
25. A E I Plumbing

    Stockton, CA · CSLB #848519 · as of October 7, 2026
    Active · clear
26. A E Q Plumbing

    Tehachapi, CA · CSLB #1061720 · as of October 7, 2026
    Active · clear
27. Aero Precision Mechanical INC

    Riverside, CA · CSLB #1160172 · as of October 7, 2026
    Active · clear
28. A E S Plumbing

    San Pedro, CA · CSLB #814996 · as of October 7, 2026
    Active · clear
29. Afb Plumbing

    Pacifica, CA · CSLB #1049222 · as of October 7, 2026
    Active · clear
30. A F C Plumbing And Services INC DBA Afc Plumbing And Solar

    Camarillo, CA · CSLB #950369 · as of October 7, 2026
    Active · clear
31. Affordable Drain Solutions

    Compton, CA · CSLB #1139414 · as of October 7, 2026
    Active · clear
32. Affordable Leak Defense

    Carlsbad, CA · CSLB #1132048 · as of October 7, 2026
    Active · clear
33. Affordable Plumbing

    Menifee, CA · CSLB #858825 · as of October 7, 2026
    Active · clear
34. Affordable Plumbing

    Chico, CA · CSLB #984438 · as of October 7, 2026
    Active · clear
35. Affordable Plumbing Company Incorporation

    Garden Grove, CA · CSLB #1159900 · as of October 7, 2026
    Active · clear
36. Affordable Plumbing Now

    Salinas, CA · CSLB #942148 · as of October 7, 2026
    Active · clear
37. Affordable Plumbing & Rooter

    Torrance, CA · CSLB #758230 · as of October 7, 2026
    Active · clear
38. Affordable Plumbing Services

    Los Gatos, CA · CSLB #1060866 · as of October 7, 2026
    Active · clear
39. Richard Elisary

    Ripon, CA · CSLB #904634 · as of October 7, 2026
    Active · clear
40. Affordable Plumbing Solutions INC

    Rowland Heights, CA · CSLB #1041634 · as of October 7, 2026
    Active · clear
41. Affordable Rooter Plumbing

    Carson, CA · CSLB #953346 · as of October 7, 2026
    Active · clear
42. Affordable Trenchless & Pipe Lining

    Carmichael, CA · CSLB #754886 · as of October 7, 2026
    Active · clear
43. A First Klass Plumbing INC

    Moreno Valley, CA · CSLB #1093682 · as of October 7, 2026
    Active · clear
44. A - Fordable Plumbing

    Paramount, CA · CSLB #950587 · as of October 7, 2026
    Active · clear
45. After Hour Plumbing & Drain

    Monterey, CA · CSLB #1048981 · as of October 7, 2026
    Active · clear
46. Agape Plumbing

    Rocklin, CA · CSLB #1010665 · as of October 7, 2026
    Active · clear
47. Agape Plumbing Services LLC

    Chula Vista, CA · CSLB #1155931 · as of October 7, 2026
    Active · clear
48. Agasi Plumbing & Water Systems

    Tarzana, CA · CSLB #641093 · as of October 7, 2026
    Active · clear
49. Ag Ent INC

    Carpinteria, CA · CSLB #693639 · as of October 7, 2026
    Active · clear
50. Agent Rooter One

    Burbank, CA · CSLB #936882 · as of October 7, 2026
    Active · clear
51. Aggressive Plumbing

    Glendora, CA · CSLB #871119 · as of October 7, 2026
    Active · clear
52. A G I Plumbing Solutions INC

    Bakersfield, CA · CSLB #1016038 · as of October 7, 2026
    Active · clear
53. Michael Agol

    North Highlands, CA · CSLB #927525 · as of October 7, 2026
    Active · clear
54. A Good Plumber INC

    Livermore, CA · CSLB #707298 · as of October 7, 2026
    Active · clear
55. Agoura Plumbing

    Agoura Hills, CA · CSLB #569578 · as of October 7, 2026
    Active · clear
56. A G Plumbing

    Van Nuys, CA · CSLB #1085270 · as of October 7, 2026
    Active · clear
57. Ag Plumbing

    Stockton, CA · CSLB #1119978 · as of October 7, 2026
    Active · clear
58. Ag Plumbing

    San Gabriel, CA · CSLB #1135760 · as of October 7, 2026
    Active · clear
59. A & G Plumbing And Rooter Corp

    Ventura, CA · CSLB #1124358 · as of October 7, 2026
    Active · clear
60. Ag Plumbing CO

    Vacaville, CA · CSLB #1132681 · 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.