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 4,261–4,320 of 12,055 contractors

1. GHP Plumbing Solutions INC

   Millbrae, CA · CSLB #1146847 · as of October 8, 2026
   Active · clear
2. Giant Plumbing INC

   San Jose, CA · CSLB #655071 · as of October 8, 2026
   Active · clear
3. Ross Gibbs Plumbing

   Los Angeles, CA · CSLB #744102 · as of October 8, 2026
   Active · clear
4. Giffen Welding

   Marysville, CA · CSLB #994500 · as of October 8, 2026
   Active · clear
5. Gifted Plumbing & Rooter INC

   Culver City, CA · CSLB #1099499 · as of October 8, 2026
   Active · clear
6. Gila Plumbing INC

   Newhall, CA · CSLB #1025162 · as of October 8, 2026
   Active · clear
7. Gilberto's Plumbing INC

   Sylmar, CA · CSLB #1139802 · as of October 8, 2026
   Active · clear
8. Gilbert Plumbing INC

   Hawthorne, CA · CSLB #784240 · as of October 8, 2026
   Active · clear
9. Gillespie Plumbing

   San Luis Obispo, CA · CSLB #555568 · as of October 8, 2026
   Active · clear
10. Owen Gillick Plumbing INC

    Mission Viejo, CA · CSLB #992730 · as of October 8, 2026
    Active · clear
11. Kevin Gill Plumbing

    Linden, CA · CSLB #993844 · as of October 8, 2026
    Active · clear
12. Gill Plumbing

    Elverta, CA · CSLB #1040317 · as of October 8, 2026
    Active · clear
13. Gilmore Plumbing

    San Bernardino, CA · CSLB #1123940 · as of October 8, 2026
    Active · clear
14. Gilmore's Lakeview Plumbing Company INC

    Truckee, CA · CSLB #408200 · as of October 8, 2026
    Active · clear
15. Gil's Plumbing

    Danville, CA · CSLB #411709 · as of October 8, 2026
    Active · clear
16. Gil's Plumbing

    Bell Gardens, CA · CSLB #1096431 · as of October 8, 2026
    Active · clear
17. Gil's Plumbing INC

    Prunedale, CA · CSLB #1003127 · as of October 8, 2026
    Active · clear
18. Gingerelli Plumbing

    San Jose, CA · CSLB #925459 · as of October 8, 2026
    Active · clear
19. Giomane INC

    Granada Hills, CA · CSLB #1052971 · as of October 8, 2026
    Active · clear
20. Gio's Plumbing

    Chula Vista, CA · CSLB #1124605 · as of October 8, 2026
    Active · clear
21. Howard Gip

    Rosemead, CA · CSLB #1025443 · as of October 8, 2026
    Active · clear
22. G I S Plumbing INC

    Salinas, CA · CSLB #1017139 · as of October 8, 2026
    Active · clear
23. G J Plumbing

    Santa Clarita, CA · CSLB #1007407 · as of October 8, 2026
    Active · clear
24. G Keystone INC

    Tujunga, CA · CSLB #1124831 · as of October 8, 2026
    Active · clear
25. G K Plumbing

    La Habra, CA · CSLB #862516 · as of October 8, 2026
    Active · clear
26. G K Plumbing And Rooter

    Monterey Park, CA · CSLB #712165 · as of October 8, 2026
    Active · clear
27. G K S Plumbing Incorporated

    Torrance, CA · CSLB #908171 · as of October 8, 2026
    Active · clear
28. Gladiator Plumbing INC

    Garden Grove, CA · CSLB #1095436 · as of October 8, 2026
    Active · clear
29. Gladiator Repipe INC

    San Jose, CA · CSLB #1008291 · as of October 8, 2026
    Active · clear
30. Gladiator Rooter And Plumbing

    San Leandro, CA · CSLB #974106 · as of October 8, 2026
    Active · clear
31. Gladiator Sewer And Drain Masters

    Oakland, CA · CSLB #644424 · as of October 8, 2026
    Active · clear
32. Glen Avon Plumbing

    Riverside, CA · CSLB #384674 · as of October 8, 2026
    Active · clear
33. Glencoe Plumbing

    Carnelian Bay, CA · CSLB #583276 · as of October 8, 2026
    Active · clear
34. Glen Kemp Plumbing & Radiant Heating

    Pacific Grove, CA · CSLB #832666 · as of October 8, 2026
    Active · clear
35. Glenn Martin Cox

    Las Vegas, CA · CSLB #1022091 · as of October 8, 2026
    Active · clear
36. Glenn's Plumbing

    San Francisco, CA · CSLB #887553 · as of October 8, 2026
    Active · clear
37. Glenn Thornton Plumbing INC

    Sacramento, CA · CSLB #978070 · as of October 8, 2026
    Active · clear
38. Glenpipe Plumbing INC

    Glendale, CA · CSLB #1041860 · as of October 8, 2026
    Active · clear
39. Global Plumbing

    Inglewood, CA · CSLB #797288 · as of October 8, 2026
    Active · clear
40. Global Plumbing And Rooter Service INC

    Rescue, CA · CSLB #998529 · as of October 8, 2026
    Active · clear
41. Global Plumbing Company

    Van Nuys, CA · CSLB #1008944 · as of October 8, 2026
    Active · clear
42. Gloria Plumbing INC

    Los Angeles, CA · CSLB #983948 · as of October 8, 2026
    Active · clear
43. Steven Harris Glorit Plumbing Contractor

    South San Francisco, CA · CSLB #430548 · as of October 8, 2026
    Active · clear
44. Glover Plumbing And Mechanical INC

    Orange, CA · CSLB #533148 · as of October 8, 2026
    Active · clear
45. Glover Plumbing Solutions INC

    Chino Hills, CA · CSLB #1159846 · as of October 8, 2026
    Active · clear
46. G L Plumbing And Mechanical

    Perris, CA · CSLB #918597 · as of October 8, 2026
    Active · clear
47. G L Plumbing & Heating

    Hawthorne, CA · CSLB #995992 · as of October 8, 2026
    Active · clear
48. GL Plumbing Services

    Brea, CA · CSLB #1108638 · as of October 8, 2026
    Active · clear
49. GL Plumbing Services & Rooter

    Granada Hills, CA · CSLB #1123129 · as of October 8, 2026
    Active · clear
50. G L Rooter Service & Plumbing Repair

    Granada Hills, CA · CSLB #557654 · as of October 8, 2026
    Active · clear
51. GLS Plumbing

    Grass Valley, CA · CSLB #1154949 · as of October 8, 2026
    Active · clear
52. Gordon Gluck

    Mammoth Lakes, CA · CSLB #1083138 · as of October 8, 2026
    Active · clear
53. Glynn's Plumbing LLC

    Redding, CA · CSLB #1113774 · as of October 8, 2026
    Active · clear
54. G M C Plumbing

    Oxnard, CA · CSLB #889673 · as of October 8, 2026
    Active · clear
55. G M C Plumbing INC

    Van Nuys, CA · CSLB #1061145 · as of October 8, 2026
    Active · clear
56. GM Eagle Plumbing INC

    San Fernando, CA · CSLB #1034405 · as of October 8, 2026
    Active · clear
57. Gmpi LLC

    Pinon Hills, CA · CSLB #1130670 · as of October 8, 2026
    Active · clear
58. G M Plumbing

    Fallbrook, CA · CSLB #856602 · as of October 8, 2026
    Active · clear
59. G M Plumbing & Drain Services

    Homeland, CA · CSLB #1028542 · as of October 8, 2026
    Active · clear
60. GM Plumbing Septic And Sewer INC

    Palmdale, CA · CSLB #874595 · 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.