Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 11,932 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 7, 2026.

Showing 10,801–10,860 of 11,932 contractors

1. Unmatched Plumbing & Rooter

   Compton, CA · CSLB #1135269 · as of July 7, 2026
   Active · clear
2. Unplugged Plumbing Drain And Rooter

   Los Angeles, CA · CSLB #615535 · as of July 7, 2026
   Active · clear
3. Unquestionable Plumbing INC

   Hawthorne, CA · CSLB #1131268 · as of July 7, 2026
   Active · clear
4. Unstopable Plumbing Services

   San Pedro, CA · CSLB #965365 · as of July 7, 2026
   Active · clear
5. Up 2 Code Plumbing INC

   Benicia, CA · CSLB #969499 · as of July 7, 2026
   Active · clear
6. Up-2-date Plumbing CO

   Vallejo, CA · CSLB #1049476 · as of July 7, 2026
   Active · clear
7. Upgrade Drain & Plumbing

   Downey, CA · CSLB #865670 · as of July 7, 2026
   Active · clear
8. Ups Plumbing

   Granada Hills, CA · CSLB #1129987 · as of July 7, 2026
   Active · clear
9. Upstream Plumbing Repair

   Guadalupe, CA · CSLB #1055770 · as of July 7, 2026
   Active · clear
10. Uptown Plumbing INC

    Yucaipa, CA · CSLB #1049645 · as of July 7, 2026
    Active · clear
11. Urban Hero Plumbing INC

    Palmdale, CA · CSLB #1149294 · as of July 7, 2026
    Active · clear
12. Urban Plumbing Service

    Reseda, CA · CSLB #935958 · as of July 7, 2026
    Active · clear
13. Urgent Care Plumbing

    Temecula, CA · CSLB #1142127 · as of July 7, 2026
    Active · clear
14. Urgent Plumbing

    Panorama City, CA · CSLB #1133808 · as of July 7, 2026
    Active · clear
15. Urgent Plumbing Care INC

    Jurupa Valley, CA · CSLB #1059878 · as of July 7, 2026
    Active · clear
16. Urgent Rooter And Plumbing INC

    San Francisco, CA · CSLB #863544 · as of July 7, 2026
    Active · clear
17. Uribe Backflow Service

    Sunnyvale, CA · CSLB #1105774 · as of July 7, 2026
    Active · clear
18. Manuel Uribe

    Los Angeles, CA · CSLB #793609 · as of July 7, 2026
    Active · clear
19. Urv Projects

    Pleasanton, CA · CSLB #1072472 · as of July 7, 2026
    Active · clear
20. USA Drain And Plumbing Works INC

    Palm Desert, CA · CSLB #1039357 · as of July 7, 2026
    Active · clear
21. USA Jetting Drain Pros INC

    San Diego, CA · CSLB #752059 · as of July 7, 2026
    Active · clear
22. USA Plumbers

    San Jose, CA · CSLB #1137758 · as of July 7, 2026
    Active · clear
23. U S A Plumbing

    Redding, CA · CSLB #869348 · as of July 7, 2026
    Active · clear
24. U S A Plumbing

    Wilton, CA · CSLB #977965 · as of July 7, 2026
    Active · clear
25. U S A Plumbing & Rooter

    Garden Grove, CA · CSLB #839914 · as of July 7, 2026
    Active · clear
26. U S A Plumbing Service Incorporated

    Rancho Cucamonga, CA · CSLB #961844 · as of July 7, 2026
    Active · clear
27. U S A Rooter & Plumbing

    Patterson, CA · CSLB #988533 · as of July 7, 2026
    Active · clear
28. U Save Plumbing

    Citrus Heights, CA · CSLB #1050153 · as of July 7, 2026
    Active · clear
29. USA Water Heaters & Plumbing

    Irvine, CA · CSLB #991157 · as of July 7, 2026
    Active · clear
30. U S Plumbing

    Chino, CA · CSLB #1084359 · as of July 7, 2026
    Active · clear
31. U S Plumbing

    Sylmar, CA · CSLB #1030282 · as of July 7, 2026
    Active · clear
32. U S Plumbing

    Gardena, CA · CSLB #987352 · as of July 7, 2026
    Active · clear
33. U S Plumbing

    Altadena, CA · CSLB #837455 · as of July 7, 2026
    Active · clear
34. US Plumbing

    Oceanside, CA · CSLB #1077488 · as of July 7, 2026
    Active · clear
35. US Plumbing Forces

    Winnetka, CA · CSLB #1084525 · as of July 7, 2026
    Active · clear
36. U S Plumbing Marshall INC

    Roseville, CA · CSLB #1036530 · as of July 7, 2026
    Active · clear
37. U S Plumbing & Rooter INC

    Antioch, CA · CSLB #1030825 · as of July 7, 2026
    Active · clear
38. US Plumbing Solutions

    Compton, CA · CSLB #1156102 · as of July 7, 2026
    Active · clear
39. U S Pure Water Corp - California

    Novato, CA · CSLB #823801 · as of July 7, 2026
    Active · clear
40. U S Rooter Service & Bill June Plumbing

    29 Palms, CA · CSLB #889947 · as of July 7, 2026
    Active · clear
41. Utility Plumbing Services INC

    Rancho Cucamonga, CA · CSLB #1103401 · as of July 7, 2026
    Active · clear
42. Utmost Plumbing

    San Diego, CA · CSLB #1131006 · as of July 7, 2026
    Active · clear
43. Vaccaro's Plumbing

    Rocklin, CA · CSLB #840715 · as of July 7, 2026
    Active · clear
44. Vagos Plumbing INC

    Santa Ana, CA · CSLB #1133010 · as of July 7, 2026
    Active · clear
45. Vahan Plumbing INC

    Sylmar, CA · CSLB #1129098 · as of July 7, 2026
    Active · clear
46. Mardyan Vahik

    Glendale, CA · CSLB #918954 · as of July 7, 2026
    Active · clear
47. Valadez Plumbing

    Coachella, CA · CSLB #745591 · as of July 7, 2026
    Active · clear
48. Angel Valdez

    Glendale, CA · CSLB #1064314 · as of July 7, 2026
    Active · clear
49. Valdez Plumbing LLC

    Santa Barbara, CA · CSLB #1140692 · as of July 7, 2026
    Active · clear
50. Valdivia Pro Plumbing LLC

    San Bernardino, CA · CSLB #1154092 · as of July 7, 2026
    Active · clear
51. Valencia Plumbing

    Fresno, CA · CSLB #1074003 · as of July 7, 2026
    Active · clear
52. Valencia Pro Plumbing

    Yucca Valley, CA · CSLB #1084351 · as of July 7, 2026
    Active · clear
53. Valiant Plumbing

    Roseville, CA · CSLB #1138429 · as of July 7, 2026
    Active · clear
54. Valice Plumbing

    Stockton, CA · CSLB #1064159 · as of July 7, 2026
    Active · clear
55. Valle And Garry Plumbing INC

    San Francisco, CA · CSLB #1076745 · as of July 7, 2026
    Active · clear
56. Gabriel Vallejo

    San Diego, CA · CSLB #1059477 · as of July 7, 2026
    Active · clear
57. Valle Plumbing

    Bakersfield, CA · CSLB #1050068 · as of July 7, 2026
    Active · clear
58. Valle's Plumbing And Rooter LLC

    San Jose, CA · CSLB #1146987 · as of July 7, 2026
    Active · clear
59. Valley Backflow And Plumbing INC

    Granite Bay, CA · CSLB #1138517 · as of July 7, 2026
    Active · clear
60. Valley Backflow INC

    Burbank, CA · CSLB #952432 · as of July 7, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.