Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,020 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 June 27, 2026.

Showing 361–420 of 12,020 contractors

1. Advanced Mechanical

   Grass Valley, CA · CSLB #701029 · as of June 27, 2026
   Active · clear
2. Whitney Plumbing DBA Advanced Plumbing

   Ventura, CA · CSLB #1092269 · as of June 27, 2026
   Active · clear
3. Advanced Plumbing

   Anaheim, CA · CSLB #996018 · as of June 27, 2026
   Active · clear
4. Advanced Plumbing

   Nevada City, CA · CSLB #578922 · as of June 27, 2026
   Active · clear
5. Advanced Plumbing And Drain INC

   San Francisco, CA · CSLB #1009195 · as of June 27, 2026
   Active · clear
6. Advanced Plumbing And Rooter Service

   San Ramon, CA · CSLB #782789 · as of June 27, 2026
   Active · clear
7. Advanced Plumbing & Drain Master

   Brentwood, CA · CSLB #1017445 · as of June 27, 2026
   Active · clear
8. Advanced Plumbing INC

   San Clemente, CA · CSLB #1083635 · as of June 27, 2026
   Active · clear
9. Advanced Plumbing Ridgecrest

   Ridgecrest, CA · CSLB #858938 · as of June 27, 2026
   Active · clear
10. Jason C Bell DBA Advanced Plumbing Solutions

    Camarillo, CA · CSLB #969845 · as of June 27, 2026
    Active · clear
11. Advanced Plumbing Solutions

    Norco, CA · CSLB #868987 · as of June 27, 2026
    Active · clear
12. Advanced Plumbing Solutions INC

    Baldwin Park, CA · CSLB #962930 · as of June 27, 2026
    Active · clear
13. Advanced Plumbing Systems

    Oceanside, CA · CSLB #930671 · as of June 27, 2026
    Active · clear
14. Advanced Plumbing Technologies

    Murrieta, CA · CSLB #1004721 · as of June 27, 2026
    Active · clear
15. Advanced Plumbology INC

    Chula Vista, CA · CSLB #996388 · as of June 27, 2026
    Active · clear
16. Advance Drain Solutions INC

    Ventura, CA · CSLB #1066576 · as of June 27, 2026
    Active · clear
17. Advanced Repipe Specialist INC

    Gilroy, CA · CSLB #998753 · as of June 27, 2026
    Active · clear
18. Advanced Tankless And Plumbing

    Diamond Bar, CA · CSLB #1121827 · as of June 27, 2026
    Active · clear
19. Advanced Vacuum Plumbing Systems

    Pinon Hills, CA · CSLB #674698 · as of June 27, 2026
    Active · clear
20. Advance Plumbing

    Corona, CA · CSLB #1021911 · as of June 27, 2026
    Active · clear
21. Advance Plumbing

    Sun Valley, CA · CSLB #851644 · as of June 27, 2026
    Active · clear
22. Advance Quality Plumbing

    Whittier, CA · CSLB #932908 · as of June 27, 2026
    Active · clear
23. Advance Systems And Design

    Redwood City, CA · CSLB #626704 · as of June 27, 2026
    Active · clear
24. Advantage Plumbing And Rooter INC

    Montrose, CA · CSLB #1067555 · as of June 27, 2026
    Active · clear
25. Advantage Plumbing SF INC

    South San Francisco, CA · CSLB #1066857 · as of June 27, 2026
    Active · clear
26. Advantage Septic Systems

    Menifee, CA · CSLB #853378 · as of June 27, 2026
    Active · clear
27. A E I Plumbing

    Stockton, CA · CSLB #848519 · as of June 27, 2026
    Active · clear
28. Aelott Plumbing

    Carlsbad, CA · CSLB #982617 · as of June 27, 2026
    Active · clear
29. A E Q Plumbing

    Tehachapi, CA · CSLB #1061720 · as of June 27, 2026
    Active · clear
30. A E S Plumbing

    San Pedro, CA · CSLB #814996 · as of June 27, 2026
    Active · clear
31. Afb Plumbing

    Pacifica, CA · CSLB #1049222 · as of June 27, 2026
    Active · clear
32. A F C Plumbing And Services INC DBA Afc Plumbing And Solar

    Camarillo, CA · CSLB #950369 · as of June 27, 2026
    Active · clear
33. Affordable Drain Solutions

    Compton, CA · CSLB #1139414 · as of June 27, 2026
    Active · clear
34. Affordable Leak Defense

    Carlsbad, CA · CSLB #1132048 · as of June 27, 2026
    Active · clear
35. Affordable Plumbing

    Chico, CA · CSLB #984438 · as of June 27, 2026
    Active · clear
36. Affordable Plumbing

    Menifee, CA · CSLB #858825 · as of June 27, 2026
    Active · clear
37. Affordable Plumbing And Drain INC

    Santa Cruz, CA · CSLB #795796 · as of June 27, 2026
    Active · clear
38. Affordable Plumbing Now

    Salinas, CA · CSLB #942148 · as of June 27, 2026
    Active · clear
39. Affordable Plumbing & Rooter

    Torrance, CA · CSLB #758230 · as of June 27, 2026
    Active · clear
40. Affordable Plumbing Service INC

    Coarsegold, CA · CSLB #1004642 · as of June 27, 2026
    Active · clear
41. Affordable Plumbing Services

    Los Gatos, CA · CSLB #1060866 · as of June 27, 2026
    Active · clear
42. Richard Elisary

    Ripon, CA · CSLB #904634 · as of June 27, 2026
    Active · clear
43. Affordable Rooter Plumbing

    Carson, CA · CSLB #953346 · as of June 27, 2026
    Active · clear
44. Affordable Trenchless & Pipe Lining

    Carmichael, CA · CSLB #754886 · as of June 27, 2026
    Active · clear
45. A First Klass Plumbing INC

    Moreno Valley, CA · CSLB #1093682 · as of June 27, 2026
    Active · clear
46. A - Fordable Plumbing

    Paramount, CA · CSLB #950587 · as of June 27, 2026
    Active · clear
47. A&f Rooter INC

    Granada Hills, CA · CSLB #1143536 · as of June 27, 2026
    Active · clear
48. Agape Plumbing

    Rocklin, CA · CSLB #1010665 · as of June 27, 2026
    Active · clear
49. Agape Plumbing Services LLC

    Chula Vista, CA · CSLB #1155931 · as of June 27, 2026
    Active · clear
50. Agasi Plumbing & Water Systems

    Tarzana, CA · CSLB #641093 · as of June 27, 2026
    Active · clear
51. Ag Ent INC

    Carpinteria, CA · CSLB #693639 · as of June 27, 2026
    Active · clear
52. Agent Rooter One

    Burbank, CA · CSLB #936882 · as of June 27, 2026
    Active · clear
53. Aggressive Plumbing

    Glendora, CA · CSLB #871119 · as of June 27, 2026
    Active · clear
54. A G I Plumbing Solutions INC

    Bakersfield, CA · CSLB #1016038 · as of June 27, 2026
    Active · clear
55. Michael Agol

    North Highlands, CA · CSLB #927525 · as of June 27, 2026
    Active · clear
56. A Good Plumber INC

    Livermore, CA · CSLB #707298 · as of June 27, 2026
    Active · clear
57. Agoura Plumbing

    Agoura Hills, CA · CSLB #569578 · as of June 27, 2026
    Active · clear
58. A G Plumbing

    Van Nuys, CA · CSLB #1085270 · as of June 27, 2026
    Active · clear
59. Ag Plumbing

    Stockton, CA · CSLB #1119978 · as of June 27, 2026
    Active · clear
60. Ag Plumbing

    San Gabriel, CA · CSLB #1135760 · as of June 27, 2026
    Active · clear

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.