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 4,681–4,740 of 12,055 contractors

1. Harveyco Plumbing INC

   Sun Valley, CA · CSLB #818414 · as of October 8, 2026
   Active · clear
2. Harvey Installs

   Oroville, CA · CSLB #980168 · as of October 8, 2026
   Active · clear
3. Scott D Beavers INC DBA Harvey Plumbing Co,hpc

   Paso Robles, CA · CSLB #850580 · as of October 8, 2026
   Active · clear
4. R Hassett Plumbing

   San Francisco, CA · CSLB #875934 · as of October 8, 2026
   Active · clear
5. Jeff T Hass Plumbing & Rooter

   Oxnard, CA · CSLB #721560 · as of October 8, 2026
   Active · clear
6. Hassle Free Plumbing

   Monrovia, CA · CSLB #913828 · as of October 8, 2026
   Active · clear
7. Hatch Plumbing LLC

   Ben Lomond, CA · CSLB #1111574 · as of October 8, 2026
   Active · clear
8. James A Hattaway

   Los Angeles, CA · CSLB #446524 · as of October 8, 2026
   Active · clear
9. Hatten Plumbing INC

   Carmel Valley, CA · CSLB #647801 · as of October 8, 2026
   Active · clear
10. Haugen Plumbing INC

    Carlsbad, CA · CSLB #870118 · as of October 8, 2026
    Active · clear
11. Hauger Plumbing INC

    Canyon Lake, CA · CSLB #1087794 · as of October 8, 2026
    Active · clear
12. Jim Haworth Plumbing Service

    Santa Ysabel, CA · CSLB #611047 · as of October 8, 2026
    Active · clear
13. Yong Taek Ha

    San Gabriel, CA · CSLB #709656 · as of October 8, 2026
    Active · clear
14. Hayward Plumbing & Rooter

    Hayward, CA · CSLB #1083284 · as of October 8, 2026
    Active · clear
15. Hazelton Rooter & Plumbing INC

    Granada Hills, CA · CSLB #1053663 · as of October 8, 2026
    Active · clear
16. Aaron Hazlewood

    Midpines, CA · CSLB #975940 · as of October 8, 2026
    Active · clear
17. H & B Plumbing

    San Diego, CA · CSLB #967758 · as of October 8, 2026
    Active · clear
18. H B Plumbing Company

    Huntington Beach, CA · CSLB #874232 · as of October 8, 2026
    Active · clear
19. HB Plumbing INC

    Salinas, CA · CSLB #1101284 · as of October 8, 2026
    Active · clear
20. H B Professional Plumbing INC

    Alta Loma, CA · CSLB #744906 · as of October 8, 2026
    Active · clear
21. H & C Construction Resources DBA H & C Plumbing

    San Dimas, CA · CSLB #1068130 · as of October 8, 2026
    Active · clear
22. HC Plumbing

    Buena Park, CA · CSLB #1162032 · as of October 8, 2026
    Active · clear
23. Hdplumbers LLC

    Carlsbad, CA · CSLB #1086542 · as of October 8, 2026
    Active · clear
24. H & D Plumbing

    Sunland, CA · CSLB #1160745 · as of October 8, 2026
    Active · clear
25. H D Plumbing

    Bellflower, CA · CSLB #937160 · as of October 8, 2026
    Active · clear
26. H D Plumbing

    Citrus Heights, CA · CSLB #874186 · as of October 8, 2026
    Active · clear
27. H D Plumbing And Rooter

    Los Angeles, CA · CSLB #830296 · as of October 8, 2026
    Active · clear
28. H D Plumbing & Drains

    San Diego, CA · CSLB #1019417 · as of October 8, 2026
    Active · clear
29. HDP Plumbing INC

    Chico, CA · CSLB #982462 · as of October 8, 2026
    Active · clear
30. H D Production Plumbing Contractors INC

    Covina, CA · CSLB #817184 · as of October 8, 2026
    Active · clear
31. HDZ Plumbing

    Hawthorne, CA · CSLB #1001235 · as of October 8, 2026
    Active · clear
32. HDZ Plumbing

    West Sacramento, CA · CSLB #1074379 · as of October 8, 2026
    Active · clear
33. HDZ Plumbing Services

    Anaheim, CA · CSLB #1126972 · as of October 8, 2026
    Active · clear
34. HDZ Plumbing & Sewer INC

    Hawthorne, CA · CSLB #1063036 · as of October 8, 2026
    Active · clear
35. Headwaters Plumbing And Backflow INC

    Truckee, CA · CSLB #1075144 · as of October 8, 2026
    Active · clear
36. Healdsburg Plumbing

    Healdsburg, CA · CSLB #864822 · as of October 8, 2026
    Active · clear
37. Ben Heaston's 24hr Plumbing

    Cambria, CA · CSLB #549300 · as of October 8, 2026
    Active · clear
38. Heath Plumbing

    Woodland, CA · CSLB #852454 · as of October 8, 2026
    Active · clear
39. Heavenly Plumbing

    Azusa, CA · CSLB #935780 · as of October 8, 2026
    Active · clear
40. Heavy Duty Plumbing LLC

    Sylmar, CA · CSLB #1109780 · as of October 8, 2026
    Active · clear
41. Heavy Monster Plumbing

    Sacramento, CA · CSLB #1042728 · as of October 8, 2026
    Active · clear
42. Heavy Plumbing INC

    Palmdale, CA · CSLB #1080703 · as of October 8, 2026
    Active · clear
43. Matthew Hechim

    Vacaville, CA · CSLB #888809 · as of October 8, 2026
    Active · clear
44. Hector TM Plumbing INC

    Palmdale, CA · CSLB #987437 · as of October 8, 2026
    Active · clear
45. Hegarty Plumbing

    San Francisco, CA · CSLB #820321 · as of October 8, 2026
    Active · clear
46. H E Hoist Equipment

    Rancho Cucamonga, CA · CSLB #698661 · as of October 8, 2026
    Active · clear
47. Fred R Heidarpour Plumbing

    Emeryville, CA · CSLB #877045 · as of October 8, 2026
    Active · clear
48. Heinl Plumbing

    Riverside, CA · CSLB #210902 · as of October 8, 2026
    Active · clear
49. Hellmuth Plumbing

    Anaheim, CA · CSLB #1138502 · as of October 8, 2026
    Active · clear
50. Hello Plumbing Corporation

    Los Angeles, CA · CSLB #989548 · as of October 8, 2026
    Active · clear
51. Phillip Anwar Helo

    Lancaster, CA · CSLB #1011942 · as of October 8, 2026
    Active · clear
52. Helping Hand Plumbing And Drain Cleaning Services

    Apple Valley, CA · CSLB #938128 · as of October 8, 2026
    Active · clear
53. Help Plumbing Haddicks Everyday Low Price

    Joshua Tree, CA · CSLB #1103402 · as of October 8, 2026
    Active · clear
54. He - Man Plumbing

    Palo Alto, CA · CSLB #915454 · as of October 8, 2026
    Active · clear
55. Hemi's Plumbing Service LLC

    San Mateo, CA · CSLB #1099842 · as of October 8, 2026
    Active · clear
56. Henderson Plumbing

    West Sacramento, CA · CSLB #1097819 · as of October 8, 2026
    Active · clear
57. Henderson Plumbing

    Monte Rio, CA · CSLB #670973 · as of October 8, 2026
    Active · clear
58. Henderson Plumbing LLC

    Sparks, CA · CSLB #789977 · as of October 8, 2026
    Active · clear
59. Hendrickson And Sons Plumbing INC

    Escondido, CA · CSLB #942825 · as of October 8, 2026
    Active · clear
60. E A Hendrix Plumbing INC

    Carlsbad, CA · CSLB #536521 · 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.