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 6,241–6,300 of 12,023 contractors

1. Longbeach Plumbing Heating And Air Conditioning

   La Mirada, CA · CSLB #926934 · as of July 2, 2026
   Active · clear
2. Long Beach Pro Plumbing INC

   Long Beach, CA · CSLB #1135587 · as of July 2, 2026
   Active · clear
3. Cedric Long

   Stockton, CA · CSLB #919698 · as of July 2, 2026
   Active · clear
4. Longevity Plumbing Services

   Lompoc, CA · CSLB #927179 · as of July 2, 2026
   Active · clear
5. Longo Plumbing LLC

   Rocklin, CA · CSLB #1096436 · as of July 2, 2026
   Active · clear
6. Long View Plumbing INC

   Colton, CA · CSLB #1143395 · as of July 2, 2026
   Active · clear
7. Lonsdale Plumbing

   Tujunga, CA · CSLB #945822 · as of July 2, 2026
   Active · clear
8. Luis Lopez Cuevas Plumbing

   El Cajon, CA · CSLB #1131249 · as of July 2, 2026
   Active · clear
9. Daniel Lopez

   Oxnard, CA · CSLB #1117700 · as of July 2, 2026
   Active · clear
10. E & J Lopez Plumbing INC

    Los Angeles, CA · CSLB #978965 · as of July 2, 2026
    Active · clear
11. Lopez Family Plumbing INC

    Paso Robles, CA · CSLB #1142428 · as of July 2, 2026
    Active · clear
12. Jose Lopez

    Mission Viejo, CA · CSLB #1082834 · as of July 2, 2026
    Active · clear
13. Noe Vicente Lopez

    Los Angeles, CA · CSLB #1119238 · as of July 2, 2026
    Active · clear
14. Lopez One Time Plumbing INC

    Chula Vista, CA · CSLB #895618 · as of July 2, 2026
    Active · clear
15. Lopez Plumbing

    Patterson, CA · CSLB #1102177 · as of July 2, 2026
    Active · clear
16. Lopez Plumbing

    Simi Valley, CA · CSLB #1144792 · as of July 2, 2026
    Active · clear
17. Lopez Plumbing Systems INC

    Santa Barbara, CA · CSLB #1095975 · as of July 2, 2026
    Active · clear
18. Raul Lopez Plumbing Service INC

    Murrieta, CA · CSLB #824392 · as of July 2, 2026
    Active · clear
19. Lopez Rooter Service

    Apple Valley, CA · CSLB #970274 · as of July 2, 2026
    Active · clear
20. Jacob Lopo Tile Install

    Temecula, CA · CSLB #1010750 · as of July 2, 2026
    Active · clear
21. Nicholas V Loporchio

    Acton, CA · CSLB #1087714 · as of July 2, 2026
    Active · clear
22. Lords Of Plumbing

    Los Angeles, CA · CSLB #914119 · as of July 2, 2026
    Active · clear
23. Lorenzo Gallardo Expert Rooter And Plumbing Services

    Mission Hills, CA · CSLB #829025 · as of July 2, 2026
    Active · clear
24. Lorenzo's Plumbing

    Santa Maria, CA · CSLB #1084956 · as of July 2, 2026
    Active · clear
25. Lorette Plumbing & Drains LLC

    Corona Del Mar, CA · CSLB #1110974 · as of July 2, 2026
    Active · clear
26. Ryan Loria Plumbing

    Concord, CA · CSLB #874832 · as of July 2, 2026
    Active · clear
27. Loris Plumbing

    Glendale, CA · CSLB #626231 · as of July 2, 2026
    Active · clear
28. Los Angeles Plumbing

    Lancaster, CA · CSLB #1106369 · as of July 2, 2026
    Active · clear
29. Los Angeles Plumbing Company Lapc

    North Hollywood, CA · CSLB #536838 · as of July 2, 2026
    Active · clear
30. Los Angeles Water Conservation

    Encino, CA · CSLB #769438 · as of July 2, 2026
    Active · clear
31. Los Carnales Plumbing

    Pomona, CA · CSLB #1147159 · as of July 2, 2026
    Active · clear
32. Los Plumbers INC

    Commerce, CA · CSLB #937601 · as of July 2, 2026
    Active · clear
33. Los Plumbing INC

    Lynwood, CA · CSLB #1051512 · as of July 2, 2026
    Active · clear
34. Los Primos Plumbing INC

    La Habra, CA · CSLB #1122949 · as of July 2, 2026
    Active · clear
35. Lots Plumbing INC

    Fullerton, CA · CSLB #945178 · as of July 2, 2026
    Active · clear
36. Lotus Plumbing

    Ukiah, CA · CSLB #860864 · as of July 2, 2026
    Active · clear
37. Louie's Plumbing INC

    Vista, CA · CSLB #964043 · as of July 2, 2026
    Active · clear
38. Louie's Plumbing Of Kern County

    Tehachapi, CA · CSLB #840005 · as of July 2, 2026
    Active · clear
39. Louies Sewer & Drain Service INC

    Bakersfield, CA · CSLB #987626 · as of July 2, 2026
    Active · clear
40. Lou's Plumbing

    Lompoc, CA · CSLB #1068918 · as of July 2, 2026
    Active · clear
41. Lou's Plumbing INC

    San Dimas, CA · CSLB #854291 · as of July 2, 2026
    Active · clear
42. Lovelace's Plumbing

    Yreka, CA · CSLB #615753 · as of July 2, 2026
    Active · clear
43. Love Plumbing

    Redding, CA · CSLB #608532 · as of July 2, 2026
    Active · clear
44. Love's Plumbing & Drains

    Temecula, CA · CSLB #1138309 · as of July 2, 2026
    Active · clear
45. Low Cost Plumbing Services

    Fresno, CA · CSLB #1028276 · as of July 2, 2026
    Active · clear
46. Gary Lower Plumbing

    Costa Mesa, CA · CSLB #721342 · as of July 2, 2026
    Active · clear
47. Lowrey Plumbing

    Long Beach, CA · CSLB #1130633 · as of July 2, 2026
    Active · clear
48. Loyal Plumbing And Rooter

    Hollywood, CA · CSLB #490281 · as of July 2, 2026
    Active · clear
49. Loyal Plumbing & Drains INC

    Ojai, CA · CSLB #1102739 · as of July 2, 2026
    Active · clear
50. Loyal Plumbing INC

    Bakersfield, CA · CSLB #1052288 · as of July 2, 2026
    Active · clear
51. Loyalty Plumbing & Rooter

    Canyon Country, CA · CSLB #1102867 · as of July 2, 2026
    Active · clear
52. Andrew Lozano

    Riverside, CA · CSLB #632969 · as of July 2, 2026
    Active · clear
53. Felipe Lozano Iii

    Romoland, CA · CSLB #954969 · as of July 2, 2026
    Active · clear
54. Ronnie Lozano Company

    Lodi, CA · CSLB #999475 · as of July 2, 2026
    Active · clear
55. Lozano's Plumbing

    Corona, CA · CSLB #1051956 · as of July 2, 2026
    Active · clear
56. Lpgasco LLC

    Jackson, CA · CSLB #650386 · as of July 2, 2026
    Active · clear
57. L P Plumbing

    Garden Grove, CA · CSLB #979210 · as of July 2, 2026
    Active · clear
58. L R Plumbing

    San Francisco, CA · CSLB #771776 · as of July 2, 2026
    Active · clear
59. LR Plumbing

    Sacramento, CA · CSLB #1143046 · as of July 2, 2026
    Active · clear
60. L&R Plumbing LLC

    Carmichael, CA · CSLB #983905 · 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.