Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,022 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 29, 2026.

Showing 2,521–2,580 of 12,022 contractors

1. Combs Company Plumbing INC

   Yucaipa, CA · CSLB #517012 · as of June 29, 2026
   Active · clear
2. Comet Plumbing And Sewer Company

   Sunnyvale, CA · CSLB #951887 · as of June 29, 2026
   Active · clear
3. Comet Plumbing CO

   Irvine, CA · CSLB #532005 · as of June 29, 2026
   Active · clear
4. Commando Plumbing

   Menlo Park, CA · CSLB #1065784 · as of June 29, 2026
   Active · clear
5. Command Plumbing INC

   Antioch, CA · CSLB #1135841 · as of June 29, 2026
   Active · clear
6. Commercial Plumbing INC

   Los Angeles, CA · CSLB #966388 · as of June 29, 2026
   Active · clear
7. Commercial Plumbing Services

   San Diego, CA · CSLB #677340 · as of June 29, 2026
   Active · clear
8. Community Plumbing

   Los Angeles, CA · CSLB #385733 · as of June 29, 2026
   Active · clear
9. Community Plumbing

   Watsonville, CA · CSLB #988856 · as of June 29, 2026
   Active · clear
10. Compass Plumbing INC

    Santa Clarita, CA · CSLB #1080263 · as of June 29, 2026
    Active · clear
11. Competition Plumbing & Rooter Service

    San Diego, CA · CSLB #933176 · as of June 29, 2026
    Active · clear
12. Competitive Plumbing & Drains INC

    Lakeside, CA · CSLB #1061042 · as of June 29, 2026
    Active · clear
13. Complete Leak Detection

    Fairfield, CA · CSLB #855648 · as of June 29, 2026
    Active · clear
14. Completely Dependable Plumbing

    Murrieta, CA · CSLB #1006555 · as of June 29, 2026
    Active · clear
15. Complete Plumbing

    Salinas, CA · CSLB #876706 · as of June 29, 2026
    Active · clear
16. Complete Plumbing And Drain Specialist INC

    Patterson, CA · CSLB #1015423 · as of June 29, 2026
    Active · clear
17. Complete Plumbing And Rooter

    Claremont, CA · CSLB #906682 · as of June 29, 2026
    Active · clear
18. Complete Plumbing & Backflow Service

    San Marcos, CA · CSLB #974905 · as of June 29, 2026
    Active · clear
19. Complete Plumbing Services

    Fairfield, CA · CSLB #1000474 · as of June 29, 2026
    Active · clear
20. Complete Plumbing Solutions LLC

    Encino, CA · CSLB #1119329 · as of June 29, 2026
    Active · clear
21. Complete Plumbing Works

    Vallejo, CA · CSLB #938398 · as of June 29, 2026
    Active · clear
22. Conchas Backflow Services

    Spring Valley, CA · CSLB #1034488 · as of June 29, 2026
    Active · clear
23. Concord Plumbing CO INC

    Concord, CA · CSLB #1089123 · as of June 29, 2026
    Active · clear
24. Conejo Bros Plumbing

    Thousand Oaks, CA · CSLB #1108756 · as of June 29, 2026
    Active · clear
25. Richard D Smith

    Simi Valley, CA · CSLB #964563 · as of June 29, 2026
    Active · clear
26. Conejo Plumbing Solutions

    Camarillo, CA · CSLB #1051602 · as of June 29, 2026
    Active · clear
27. Conejo Tankless Water Heaters & Plumbing INC

    Thousand Oaks, CA · CSLB #731755 · as of June 29, 2026
    Active · clear
28. Conejo Valley Plumbing

    Thousand Oaks, CA · CSLB #546685 · as of June 29, 2026
    Active · clear
29. Cone Plumbing INC

    Yreka, CA · CSLB #575301 · as of June 29, 2026
    Active · clear
30. Conforti Plumbing INC

    El Dorado, CA · CSLB #839956 · as of June 29, 2026
    Active · clear
31. Congiardo Plumbing

    Corona, CA · CSLB #1130857 · as of June 29, 2026
    Active · clear
32. Connected Plumbing

    Shingle Springs, CA · CSLB #1143310 · as of June 29, 2026
    Active · clear
33. Connection Plumbing CO

    Bakersfield, CA · CSLB #969562 · as of June 29, 2026
    Active · clear
34. Connect Plumbing & Drains INC

    Ramona, CA · CSLB #1121021 · as of June 29, 2026
    Active · clear
35. Martin Connell Plumbing

    San Francisco, CA · CSLB #665192 · as of June 29, 2026
    Active · clear
36. Connie's Plumbing & Rooter

    Culver City, CA · CSLB #995828 · as of June 29, 2026
    Active · clear
37. Lee Connolly Plumbing INC

    Garden Grove, CA · CSLB #238371 · as of June 29, 2026
    Active · clear
38. Connor's Plumbing

    Los Angeles, CA · CSLB #1012963 · as of June 29, 2026
    Active · clear
39. Conolly Plumbing

    Foresthill, CA · CSLB #1038324 · as of June 29, 2026
    Active · clear
40. Conover Plumbing

    Culver City, CA · CSLB #845109 · as of June 29, 2026
    Active · clear
41. Conquer Plumbing

    Northridge, CA · CSLB #983728 · as of June 29, 2026
    Active · clear
42. Conrads Plumbing

    Chico, CA · CSLB #670692 · as of June 29, 2026
    Active · clear
43. Constantino Omar Carbajal

    Riverside, CA · CSLB #1066727 · as of June 29, 2026
    Active · clear
44. The Las Canoas CO DBA Construction Plumbing

    Santa Barbara, CA · CSLB #445312 · as of June 29, 2026
    Active · clear
45. Contractor Response Plumbing

    Gardena, CA · CSLB #1087530 · as of June 29, 2026
    Active · clear
46. Contractors Services Company

    Palm Springs, CA · CSLB #459892 · as of June 29, 2026
    Active · clear
47. Contract Plumbing CO

    Duarte, CA · CSLB #1063930 · as of June 29, 2026
    Active · clear
48. Gustavo Contreras

    Wilmington, CA · CSLB #1133028 · as of June 29, 2026
    Active · clear
49. Contreras Plumbing A Partnership

    Copperopolis, CA · CSLB #1065444 · as of June 29, 2026
    Active · clear
50. Contreras Plumbing LLC

    Copperopolis, CA · CSLB #1147223 · as of June 29, 2026
    Active · clear
51. Ramon B Contreras JR

    Azusa, CA · CSLB #1101979 · as of June 29, 2026
    Active · clear
52. Converse Plumbing INC

    Susanville, CA · CSLB #507103 · as of June 29, 2026
    Active · clear
53. J Conway Plumbing INC

    Fair Oaks, CA · CSLB #1103036 · as of June 29, 2026
    Active · clear
54. Cooks Plumbing

    Citrus Heights, CA · CSLB #1105002 · as of June 29, 2026
    Active · clear
55. Cool Plumbing INC

    Calabasas Hills, CA · CSLB #1138640 · as of June 29, 2026
    Active · clear
56. Coolwater Plumbing

    Westlake Village, CA · CSLB #811903 · as of June 29, 2026
    Active · clear
57. James Cooper Plumbing

    Fresno, CA · CSLB #939370 · as of June 29, 2026
    Active · clear
58. Cooper Plumbing

    Fort Bragg, CA · CSLB #937290 · as of June 29, 2026
    Active · clear
59. Cooper Plumbing INC

    Fort Bragg, CA · CSLB #1048776 · as of June 29, 2026
    Active · clear
60. Coopers Plumbing

    Fresno, CA · CSLB #1021886 · as of June 29, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 29, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.