Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,091 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 14, 2026.

Showing 8,761–8,820 of 12,091 contractors

1. Reese Plumbing

   San Clemente, CA · CSLB #954074 · as of October 14, 2026
   Active · clear
2. William Albert Reese Iv

   Carmel Valley, CA · CSLB #587317 · as of October 14, 2026
   Active · clear
3. Referred Plumbing

   Huntington Beach, CA · CSLB #1031880 · as of October 14, 2026
   Active · clear
4. Refined Mechanical Plumbing INC

   Apple Valley, CA · CSLB #1133171 · as of October 14, 2026
   Active · clear
5. Refuge Drain And Plumbing LLC

   Escondido, CA · CSLB #1160160 · as of October 14, 2026
   Active · clear
6. Regal Plumbing And Rooter

   Fontana, CA · CSLB #1097482 · as of October 14, 2026
   Active · clear
7. Regan's Plumbing Service

   Granada Hills, CA · CSLB #600990 · as of October 14, 2026
   Active · clear
8. Regency Plumbing & Piping INC

   Orange, CA · CSLB #1013374 · as of October 14, 2026
   Active · clear
9. Regina Plumbing

   Cloverdale, CA · CSLB #857665 · as of October 14, 2026
   Active · clear
10. Regina Plumbing INC

    San Carlos, CA · CSLB #615954 · as of October 14, 2026
    Active · clear
11. R E Glenn Plumbing

    El Cajon, CA · CSLB #979414 · as of October 14, 2026
    Active · clear
12. Regulation Plumbing

    Truckee, CA · CSLB #958940 · as of October 14, 2026
    Active · clear
13. Reid Plumbing And Drains

    Ladera Ranch, CA · CSLB #1152270 · as of October 14, 2026
    Active · clear
14. Reign Plumbing & Rooter INC

    Santa Ana, CA · CSLB #1146159 · as of October 14, 2026
    Active · clear
15. Reilly's Plumbing

    Alta Loma, CA · CSLB #867638 · as of October 14, 2026
    Active · clear
16. Reimers Plumbing Service

    Oroville, CA · CSLB #634526 · as of October 14, 2026
    Active · clear
17. Reis Plumbing And Backflow

    Crestline, CA · CSLB #1123419 · as of October 14, 2026
    Active · clear
18. Rekmo Plumbing INC

    Gilroy, CA · CSLB #1002530 · as of October 14, 2026
    Active · clear
19. Reliable Bro Plumbing LLC

    Sacramento, CA · CSLB #1144615 · as of October 14, 2026
    Active · clear
20. Reliable Home Pipe Repairs & Solutions

    Magalia, CA · CSLB #1160601 · as of October 14, 2026
    Active · clear
21. Reliable Leak Detection And Rooter Specialists INC

    Cathedral City, CA · CSLB #1045268 · as of October 14, 2026
    Active · clear
22. Reliable Plumbing

    Hidden Valley Lake, CA · CSLB #885558 · as of October 14, 2026
    Active · clear
23. Reliable Plumbing

    Oakley, CA · CSLB #1153292 · as of October 14, 2026
    Active · clear
24. Reliable Plumbing

    Dinuba, CA · CSLB #1135943 · as of October 14, 2026
    Active · clear
25. Reliable Plumbing & Drain Cleaning INC

    National City, CA · CSLB #930299 · as of October 14, 2026
    Active · clear
26. Reliable Plumbing Expert LLC

    Pleasant Hill, CA · CSLB #1131940 · as of October 14, 2026
    Active · clear
27. Reliable Plumbing INC

    Orangevale, CA · CSLB #855527 · as of October 14, 2026
    Active · clear
28. A Reliable Plumbing LLC

    Fresno, CA · CSLB #901640 · as of October 14, 2026
    Active · clear
29. Reliable Plumbing Solutions INC

    Beverly Hills, CA · CSLB #1078860 · as of October 14, 2026
    Active · clear
30. Reliable Rooter And Plumbing Pro

    Orangevale, CA · CSLB #1135837 · as of October 14, 2026
    Active · clear
31. Reliable Rooter & Maintenance

    Buellton, CA · CSLB #836857 · as of October 14, 2026
    Active · clear
32. Reliable Rooter Plumbing

    Simi Valley, CA · CSLB #697316 · as of October 14, 2026
    Active · clear
33. Reliable Rooter & Plumbing INC

    Costa Mesa, CA · CSLB #753331 · as of October 14, 2026
    Active · clear
34. Reliable Water Heaters

    Antioch, CA · CSLB #1040979 · as of October 14, 2026
    Active · clear
35. Reliant Plumbing And Drain

    Morgan Hill, CA · CSLB #1125974 · as of October 14, 2026
    Active · clear
36. Reliant Water Heater And Filtration

    San Marcos, CA · CSLB #1150297 · as of October 14, 2026
    Active · clear
37. Relining Technologies

    Los Alamitos, CA · CSLB #1050071 · as of October 14, 2026
    Active · clear
38. Relyon Water INC

    Vista, CA · CSLB #1058813 · as of October 14, 2026
    Active · clear
39. Remarkable Rooter

    Torrance, CA · CSLB #900999 · as of October 14, 2026
    Active · clear
40. Remedy Plumber

    Glendale, CA · CSLB #1039597 · as of October 14, 2026
    Active · clear
41. Remedy Plumbing INC

    Lake Elsinore, CA · CSLB #913623 · as of October 14, 2026
    Active · clear
42. Remedy Rooter LLC

    El Cajon, CA · CSLB #1087971 · as of October 14, 2026
    Active · clear
43. R E M Plumbing INC

    Lake Elsinore, CA · CSLB #875297 · as of October 14, 2026
    Active · clear
44. Renaissance Plumbing

    Summit, CA · CSLB #725169 · as of October 14, 2026
    Active · clear
45. Renderos Plumbing

    Oakland, CA · CSLB #1130363 · as of October 14, 2026
    Active · clear
46. Rendon Plumbing Solutions INC

    San Pedro, CA · CSLB #996279 · as of October 14, 2026
    Active · clear
47. Renegade Plumbing

    San Jose, CA · CSLB #1069667 · as of October 14, 2026
    Active · clear
48. Rene Garcia

    Sylmar, CA · CSLB #1152566 · as of October 14, 2026
    Active · clear
49. Renew Plumbing And Drains

    Corona, CA · CSLB #1098103 · as of October 14, 2026
    Active · clear
50. Renowned Plumbing & Rooter INC

    Upland, CA · CSLB #1088019 · as of October 14, 2026
    Active · clear
51. Renshaw Plumbing & Mechanical INC

    Calimesa, CA · CSLB #877128 · as of October 14, 2026
    Active · clear
52. Alan Renzi Plumbing

    Santa Cruz, CA · CSLB #1063416 · as of October 14, 2026
    Active · clear
53. Repair Plumbing Now

    San Diego, CA · CSLB #1125713 · as of October 14, 2026
    Active · clear
54. Repipe Expert INC

    Glendale, CA · CSLB #1031177 · as of October 14, 2026
    Active · clear
55. Repipe Home Hero

    San Diego, CA · CSLB #1075463 · as of October 14, 2026
    Active · clear
56. Repipe Max INC

    La Mirada, CA · CSLB #1067279 · as of October 14, 2026
    Active · clear
57. Repipe Once & Waterheater Genius

    Montebello, CA · CSLB #1004038 · as of October 14, 2026
    Active · clear
58. Repipe On Time And Plumbing

    San Diego, CA · CSLB #1128959 · as of October 14, 2026
    Active · clear
59. Re-pipe Plumbing

    Baldwin Park, CA · CSLB #1060137 · as of October 14, 2026
    Active · clear
60. Repipe Plumbing Solutions

    Los Angeles, CA · CSLB #1084361 · as of October 14, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 14, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.