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 8, 2026.

Showing 5,401–5,460 of 12,055 contractors

1. JLB Plumbing

   Los Angeles, CA · CSLB #1011200 · as of October 8, 2026
   Active · clear
2. JLB Plumbing Company

   Orange, CA · CSLB #1075823 · as of October 8, 2026
   Active · clear
3. JLG Plumbing Corp

   Culver City, CA · CSLB #1108806 · as of October 8, 2026
   Active · clear
4. JLH Plumbing CO INC

   San Francisco, CA · CSLB #1136008 · as of October 8, 2026
   Active · clear
5. JLM Plumbing

   North Hills, CA · CSLB #852132 · as of October 8, 2026
   Active · clear
6. J L Plumbing

   Los Angeles, CA · CSLB #718423 · as of October 8, 2026
   Active · clear
7. J L Plumbing

   San Francisco, CA · CSLB #879493 · as of October 8, 2026
   Active · clear
8. J & L Plumbing INC

   Sacramento, CA · CSLB #992430 · as of October 8, 2026
   Active · clear
9. J L Services

   Kelseyville, CA · CSLB #831291 · as of October 8, 2026
   Active · clear
10. JL & Son's Plumbing INC

    Salinas, CA · CSLB #1138504 · as of October 8, 2026
    Active · clear
11. Jl's Paradise Plumbing LLC

    San Marcos, CA · CSLB #1059946 · as of October 8, 2026
    Active · clear
12. JLV Plumbing

    Carlsbad, CA · CSLB #998179 · as of October 8, 2026
    Active · clear
13. J M A Plumbing

    Riverside, CA · CSLB #1015572 · as of October 8, 2026
    Active · clear
14. J&M Contra Costa Rooter Plumbing LLC

    Concord, CA · CSLB #1147443 · as of October 8, 2026
    Active · clear
15. JMC Plumbing & Rooter INC

    Van Nuys, CA · CSLB #1056897 · as of October 8, 2026
    Active · clear
16. J M C Plumbing Services

    Lynwood, CA · CSLB #756648 · as of October 8, 2026
    Active · clear
17. J M E Plumbing INC

    Ontario, CA · CSLB #1083921 · as of October 8, 2026
    Active · clear
18. J M K Plumbing

    Los Angeles, CA · CSLB #693715 · as of October 8, 2026
    Active · clear
19. J M L Plumbing Company INC

    Rancho Santa Margarita, CA · CSLB #1005950 · as of October 8, 2026
    Active · clear
20. J M Pacific Bay Plumbing INC

    San Francisco, CA · CSLB #998725 · as of October 8, 2026
    Active · clear
21. J & M Plumbers

    Santa Ana, CA · CSLB #839404 · as of October 8, 2026
    Active · clear
22. J M Plumbing

    Nevada City, CA · CSLB #861029 · as of October 8, 2026
    Active · clear
23. J M Plumbing

    San Francisco, CA · CSLB #1025496 · as of October 8, 2026
    Active · clear
24. J M Plumbing

    Reno, CA · CSLB #637904 · as of October 8, 2026
    Active · clear
25. J M Plumbing

    Glendale, CA · CSLB #964098 · as of October 8, 2026
    Active · clear
26. J M Plumbing

    Roseville, CA · CSLB #1014615 · as of October 8, 2026
    Active · clear
27. JM Plumbing

    Arroyo Grande, CA · CSLB #781900 · as of October 8, 2026
    Active · clear
28. Jaime Alberto Machado DBA JM Plumbing

    Los Angeles, CA · CSLB #1054210 · as of October 8, 2026
    Active · clear
29. JM Plumbing

    Turlock, CA · CSLB #943296 · as of October 8, 2026
    Active · clear
30. JM Plumbing

    Susanville, CA · CSLB #981573 · as of October 8, 2026
    Active · clear
31. J M Plumbing Drain & Rooter

    Yuba City, CA · CSLB #1153772 · as of October 8, 2026
    Active · clear
32. J M Plumbing INC

    Thousand Oaks, CA · CSLB #911250 · as of October 8, 2026
    Active · clear
33. JM Plumbing Pros

    Lakewood, CA · CSLB #1074361 · as of October 8, 2026
    Active · clear
34. J M Plumbing Services

    Incline Village, CA · CSLB #956491 · as of October 8, 2026
    Active · clear
35. JM Plumbing Services

    Lake Elsinore, CA · CSLB #1152247 · as of October 8, 2026
    Active · clear
36. J M P Plumbing

    Canyon Country, CA · CSLB #854801 · as of October 8, 2026
    Active · clear
37. JMR Precision Plumbing INC

    Lompoc, CA · CSLB #1079574 · as of October 8, 2026
    Active · clear
38. JM Water Heaters & Drains LLC

    San Jose, CA · CSLB #1090789 · as of October 8, 2026
    Active · clear
39. JMZ Rooter And Plumbing

    Los Angeles, CA · CSLB #1075271 · as of October 8, 2026
    Active · clear
40. JNC Plumbing INC

    El Sobrante, CA · CSLB #997975 · as of October 8, 2026
    Active · clear
41. J N D Plumbing INC

    Salinas, CA · CSLB #857927 · as of October 8, 2026
    Active · clear
42. JNJ Rooter And Plumbing LLC

    Concord, CA · CSLB #1111202 · as of October 8, 2026
    Active · clear
43. JNM Backflow

    Spring Valley, CA · CSLB #1115248 · as of October 8, 2026
    Active · clear
44. J & N Plumbing

    Barstow, CA · CSLB #945662 · as of October 8, 2026
    Active · clear
45. J&N Plumbing INC

    Lake Elsinore, CA · CSLB #1127217 · as of October 8, 2026
    Active · clear
46. JN Plumbing Solutions INC

    Salinas, CA · CSLB #1149994 · as of October 8, 2026
    Active · clear
47. Joaquin Plumbing CO INC

    Riverbank, CA · CSLB #1142109 · as of October 8, 2026
    Active · clear
48. Joe B'S Plumbing

    Oxnard, CA · CSLB #898914 · as of October 8, 2026
    Active · clear
49. Michael Joellson

    Walnut, CA · CSLB #957335 · as of October 8, 2026
    Active · open complaint
50. Joel Plumbing

    Los Angeles, CA · CSLB #621188 · as of October 8, 2026
    Active · clear
51. Joel's Plumbing And Rooter

    Yorba Linda, CA · CSLB #1107028 · as of October 8, 2026
    Active · clear
52. Joel's Plumbing INC

    Newbury Park, CA · CSLB #880197 · as of October 8, 2026
    Active · clear
53. Joe Mumford Plumbing CO

    Auburn, CA · CSLB #300529 · as of October 8, 2026
    Active · clear
54. A R Joens Plumbing

    Big Bear City, CA · CSLB #1005599 · as of October 8, 2026
    Active · clear
55. Joe Pergis Plumbing LLC

    Bakersfield, CA · CSLB #1031629 · as of October 8, 2026
    Active · clear
56. Joe SF Plumbing INC

    South San Francisco, CA · CSLB #1130706 · as of October 8, 2026
    Active · clear
57. Joe Silva And Son's Plumbing

    Poway, CA · CSLB #747329 · as of October 8, 2026
    Active · clear
58. Joe's Plumbing

    Sun Valley, CA · CSLB #773702 · as of October 8, 2026
    Active · clear
59. Joe's Plumbing Service INC

    Petaluma, CA · CSLB #591021 · as of October 8, 2026
    Active · clear
60. Joes Professional Plumbing

    Danville, CA · CSLB #763879 · as of October 8, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.