Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,023 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 July 2, 2026.

Showing 6,301–6,360 of 12,023 contractors

1. LR Services Plumbing Division

   Los Angeles, CA · CSLB #824396 · as of July 2, 2026
   Active · clear
2. LRV Plumbing Service

   Escalon, CA · CSLB #1106926 · as of July 2, 2026
   Active · clear
3. LSG Plumbing INC

   Escondido, CA · CSLB #993820 · as of July 2, 2026
   Active · clear
4. L & S Plumbing

   San Jose, CA · CSLB #845472 · as of July 2, 2026
   Active · clear
5. L & S Plumbing

   Daly City, CA · CSLB #874386 · as of July 2, 2026
   Active · clear
6. L & S Plumbing

   Newbury Park, CA · CSLB #1074474 · as of July 2, 2026
   Active · clear
7. L S Plumbing

   Tujunga, CA · CSLB #1028137 · as of July 2, 2026
   Active · clear
8. L & S Plumbing INC

   Apple Valley, CA · CSLB #1124142 · as of July 2, 2026
   Active · clear
9. LTG Plumbing INC

   Arcadia, CA · CSLB #1102635 · as of July 2, 2026
   Active · clear
10. LT Plumbing

    Chino, CA · CSLB #1073062 · as of July 2, 2026
    Active · clear
11. LT Plumbing INC

    Manteca, CA · CSLB #1097456 · as of July 2, 2026
    Active · clear
12. LT Ross Plumbing LLC

    Altadena, CA · CSLB #1107926 · as of July 2, 2026
    Active · clear
13. Lucas Bell Plumbing & Heating

    Rohnert Park, CA · CSLB #1149377 · as of July 2, 2026
    Active · clear
14. Lucas Sewer Services LLC

    Antioch, CA · CSLB #1146397 · as of July 2, 2026
    Active · clear
15. Tom Luchese Plumbing

    Penngrove, CA · CSLB #776451 · as of July 2, 2026
    Active · clear
16. Luciano's Plumbing

    Los Angeles, CA · CSLB #1137325 · as of July 2, 2026
    Active · clear
17. Mike Lucido Plumbing

    Cambria, CA · CSLB #1117967 · as of July 2, 2026
    Active · clear
18. Lucid Plumbing INC

    Tulare, CA · CSLB #1090451 · as of July 2, 2026
    Active · clear
19. Lucky Duck Plumbing

    Perris, CA · CSLB #1156501 · as of July 2, 2026
    Active · clear
20. The Ips Company DBA Lucky Duck Plumbing

    Fontana, CA · CSLB #1126460 · as of July 2, 2026
    Active · clear
21. Lucky Plumbing

    San Diego, CA · CSLB #962025 · as of July 2, 2026
    Active · clear
22. Lucky Plumbing & Rooter LLC

    Los Banos, CA · CSLB #1116184 · as of July 2, 2026
    Active · clear
23. Lucky Rooter & Plumbing

    San Jose, CA · CSLB #1059883 · as of July 2, 2026
    Active · clear
24. Ludlow Plumbing

    Petaluma, CA · CSLB #940777 · as of July 2, 2026
    Active · clear
25. Tyler Anthony Ludlow

    Martinez, CA · CSLB #1108459 · as of July 2, 2026
    Active · clear
26. Luis Plumbing

    Los Angeles, CA · CSLB #854385 · as of July 2, 2026
    Active · clear
27. Lujans Plumbing & Rooter

    Gilroy, CA · CSLB #1120987 · as of July 2, 2026
    Active · clear
28. Lulu's Plumbing

    San Diego, CA · CSLB #1137122 · as of July 2, 2026
    Active · clear
29. Efrain Luna

    Alhambra, CA · CSLB #971314 · as of July 2, 2026
    Active · clear
30. Gabriel Luna

    Pacific Grove, CA · CSLB #1122086 · as of July 2, 2026
    Active · clear
31. Luna Plumbing

    Moreno Valley, CA · CSLB #890406 · as of July 2, 2026
    Active · clear
32. Rolando Luna

    Fullerton, CA · CSLB #1037771 · as of July 2, 2026
    Active · clear
33. Luna's Plumbing LLC

    Wilton, CA · CSLB #1113858 · as of July 2, 2026
    Active · clear
34. Lunde Plumbing

    Lomita, CA · CSLB #1108158 · as of July 2, 2026
    Active · clear
35. Lunray Plumbing LLC

    Sparks, CA · CSLB #1066174 · as of July 2, 2026
    Active · clear
36. Lupian Plumbing

    San Leandro, CA · CSLB #808726 · as of July 2, 2026
    Active · clear
37. Luquin Plumbing

    San Gabriel, CA · CSLB #936351 · as of July 2, 2026
    Active · clear
38. Dong Phu Luu

    Colton, CA · CSLB #654342 · as of July 2, 2026
    Active · clear
39. Luxe Plumbing INC

    Hemet, CA · CSLB #1003903 · as of July 2, 2026
    Active · clear
40. Lux Plumbing & Drains

    Fullerton, CA · CSLB #1112467 · as of July 2, 2026
    Active · clear
41. Lux Plumbing Solutions

    Los Angeles, CA · CSLB #1138315 · as of July 2, 2026
    Active · clear
42. Carlos Luz Villanueva

    Port Hueneme, CA · CSLB #1086672 · as of July 2, 2026
    Active · clear
43. LVL Up Plumbing

    Upland, CA · CSLB #1146179 · as of July 2, 2026
    Active · clear
44. L V Plumbing

    Antioch, CA · CSLB #1121673 · as of July 2, 2026
    Active · clear
45. LV Plumbing LLC

    Simi Valley, CA · CSLB #1155563 · as of July 2, 2026
    Active · clear
46. LVS Plumbling INC

    Fullerton, CA · CSLB #819596 · as of July 2, 2026
    Active · clear
47. L V V Plumbing

    San Diego, CA · CSLB #972933 · as of July 2, 2026
    Active · clear
48. Jacob Lyman Plumbing

    Sacramento, CA · CSLB #845041 · as of July 2, 2026
    Active · clear
49. Lynch Plumbing

    Chatsworth, CA · CSLB #607852 · as of July 2, 2026
    Active · clear
50. Lyons Brothers Plumbing

    San Jose, CA · CSLB #530583 · as of July 2, 2026
    Active · clear
51. L & Y Plumbing

    San Francisco, CA · CSLB #975509 · as of July 2, 2026
    Active · clear
52. Jimmy Ly's Plumbing

    El Monte, CA · CSLB #931018 · as of July 2, 2026
    Active · clear
53. Ly's Plumbing

    San Diego, CA · CSLB #1097533 · as of July 2, 2026
    Active · clear
54. LZ Plumbing Services

    Gilroy, CA · CSLB #1156416 · as of July 2, 2026
    Active · clear
55. M3 Pipefitting Waterworks

    Huntington Beach, CA · CSLB #1156340 · as of July 2, 2026
    Active · clear
56. M3 Plumbing

    Monterey Park, CA · CSLB #812455 · as of July 2, 2026
    Active · clear
57. M3 Plumbing INC

    Clovis, CA · CSLB #1080640 · as of July 2, 2026
    Active · clear
58. Maan Plumbing INC

    Sunnyvale, CA · CSLB #890650 · as of July 2, 2026
    Active · clear
59. Mabuhay Plumbing & Rooter Service

    Los Angeles, CA · CSLB #803181 · as of July 2, 2026
    Active · clear
60. Mach 1 Plumbing LLC

    Lincoln, CA · CSLB #1049124 · as of July 2, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 2, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.