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 541–600 of 12,020 contractors

1. All American Plumbing Company

   Redwood City, CA · CSLB #788908 · as of June 27, 2026
   Active · clear
2. All American Plumbing & Drain

   Santa Barbara, CA · CSLB #1034346 · as of June 27, 2026
   Active · clear
3. All American Plumbing INC

   Poway, CA · CSLB #986372 · as of June 27, 2026
   Active · clear
4. All American Repipe & Plumbing INC

   Chino, CA · CSLB #866538 · as of June 27, 2026
   Active · clear
5. All And All Plumbing

   Sacramento, CA · CSLB #855964 · as of June 27, 2026
   Active · clear
6. Allan Plumbing INC

   Canoga Park, CA · CSLB #991244 · as of June 27, 2026
   Active · clear
7. Allan Woodcock

   Tarzana, CA · CSLB #449318 · as of June 27, 2026
   Active · clear
8. All Around Plumbing

   Huntington Beach, CA · CSLB #1123275 · as of June 27, 2026
   Active · clear
9. All Around Plumbing

   Big Bear City, CA · CSLB #367959 · as of June 27, 2026
   Active · clear
10. All Around The Clock Plumbing

    Mission Viejo, CA · CSLB #756437 · as of June 27, 2026
    Active · clear
11. All Bay Area Plumbing INC

    Pinole, CA · CSLB #867116 · as of June 27, 2026
    Active · clear
12. All Bay Plumbing Incorporated

    Newark, CA · CSLB #1033035 · as of June 27, 2026
    Active · clear
13. All Bay Rooting And Plumbing Services

    Lafayette, CA · CSLB #821259 · as of June 27, 2026
    Active · clear
14. All Care Plumbing San Diego

    Lemon Grove, CA · CSLB #1130991 · as of June 27, 2026
    Active · clear
15. All Central Plumbing

    Merced, CA · CSLB #974343 · as of June 27, 2026
    Active · clear
16. All Cities Water Treatment INC

    San Diego, CA · CSLB #631304 · as of June 27, 2026
    Active · clear
17. All City Finest Plumbing

    Vacaville, CA · CSLB #853120 · as of June 27, 2026
    Active · clear
18. All City Plumbing

    Citrus Heights, CA · CSLB #831401 · as of June 27, 2026
    Active · clear
19. All City Plumbing Drain And Sewer Services INC

    Beverly Hills, CA · CSLB #760199 · as of June 27, 2026
    Active · clear
20. All City Plumbing INC

    Palmdale, CA · CSLB #1007047 · as of June 27, 2026
    Active · clear
21. All Clear Plumbing And Drain

    Hayward, CA · CSLB #1048016 · as of June 27, 2026
    Active · clear
22. Allclear Plumbing Pros LLC

    Laguna Hills, CA · CSLB #1141172 · as of June 27, 2026
    Active · clear
23. All Coast Plumbing & Rooter

    Santa Clarita, CA · CSLB #1039276 · as of June 27, 2026
    Active · clear
24. Allcom Plumbing INC

    Yuba City, CA · CSLB #808099 · as of June 27, 2026
    Active · clear
25. All County Backflow

    Garden Grove, CA · CSLB #907476 · as of June 27, 2026
    Active · clear
26. All County Plumbing

    Carlsbad, CA · CSLB #916482 · as of June 27, 2026
    Active · clear
27. All County Plumbing INC

    Chula Vista, CA · CSLB #1043557 · as of June 27, 2026
    Active · clear
28. All County Plumbing Solutions

    Pacoima, CA · CSLB #1153259 · as of June 27, 2026
    Active · clear
29. All Day Drains

    Diamond Bar, CA · CSLB #1088634 · as of June 27, 2026
    Active · clear
30. All Day Every Day Plumbing

    Van Nuys, CA · CSLB #1089334 · as of June 27, 2026
    Active · clear
31. All Day Plumbing & Drains

    El Cajon, CA · CSLB #1107739 · as of June 27, 2026
    Active · clear
32. All District Plumbing

    Rialto, CA · CSLB #1095028 · as of June 27, 2026
    Active · clear
33. All Domestic And Commercial Plumbing

    Anaheim, CA · CSLB #1129653 · as of June 27, 2026
    Active · clear
34. All Done Plumbing INC

    Escondido, CA · CSLB #1115452 · as of June 27, 2026
    Active · clear
35. Alleluia Plumbing

    San Jose, CA · CSLB #907239 · as of June 27, 2026
    Active · clear
36. David Allen Plumbing

    Santa Cruz, CA · CSLB #877769 · as of June 27, 2026
    Active · clear
37. D L Allen Plumbing Specialists

    Escondido, CA · CSLB #626480 · as of June 27, 2026
    Active · clear
38. George Allen & Sons INC

    Scotts Valley, CA · CSLB #595041 · as of June 27, 2026
    Active · clear
39. Herbert W Allen CO INC

    Canoga Park, CA · CSLB #433013 · as of June 27, 2026
    Active · clear
40. John W Allen

    Monrovia, CA · CSLB #641272 · as of June 27, 2026
    Active · clear
41. Allen Joseph Schulten

    Tampa, CA · CSLB #1000156 · as of June 27, 2026
    Active · clear
42. T T Lee Corp DBA Allen Lee Plumbing

    Millbrae, CA · CSLB #751710 · as of June 27, 2026
    Active · clear
43. Allen Mechanical

    Santa Rosa, CA · CSLB #943213 · as of June 27, 2026
    Active · clear
44. Allen Mechanical Plumbing CO

    So San Francisco, CA · CSLB #611082 · as of June 27, 2026
    Active · clear
45. Allen Plumbing

    Anza, CA · CSLB #976638 · as of June 27, 2026
    Active · clear
46. Allen Plumbing

    Rialto, CA · CSLB #1146529 · as of June 27, 2026
    Active · clear
47. Allen Plumbing And Rooter

    Costa Mesa, CA · CSLB #951423 · as of June 27, 2026
    Active · clear
48. Allen's Plumbing

    Carmel, CA · CSLB #992832 · as of June 27, 2026
    Active · clear
49. Allen's Plumbing INC

    San Clemente, CA · CSLB #954571 · as of June 27, 2026
    Active · clear
50. Allen's Quality Plumbing

    Guadalupe, CA · CSLB #891127 · as of June 27, 2026
    Active · clear
51. Allen Wrench Plumbing INC

    Vista, CA · CSLB #1048534 · as of June 27, 2026
    Active · clear
52. Allessi Plumbing Solutions

    Long Beach, CA · CSLB #1097459 · as of June 27, 2026
    Active · clear
53. All Flow Plumbing INC

    Lindsay, CA · CSLB #1072777 · as of June 27, 2026
    Active · clear
54. All Good Plumbing And Drains

    Nevada City, CA · CSLB #1092434 · as of June 27, 2026
    Active · clear
55. All Good Plumbing And Repairs

    Lebec, CA · CSLB #839930 · as of June 27, 2026
    Active · clear
56. All Hours Flood And Plumbing Services

    San Diego, CA · CSLB #1016048 · as of June 27, 2026
    Active · clear
57. Alliance

    Fontana, CA · CSLB #1119845 · as of June 27, 2026
    Active · clear
58. Alliance Plumbing INC

    Ventura, CA · CSLB #876358 · as of June 27, 2026
    Active · clear
59. Alliance Plumbing Pro INC

    Sherman Oaks, CA · CSLB #1004124 · as of June 27, 2026
    Active · clear
60. Alliance United Rooter & Plumbing INC

    Acton, CA · CSLB #1037651 · 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.