Licensed Plumbing (C-36) contractors in Monrovia, CA

The California Contractors State License Board (CSLB) lists 19 Plumbing (C-36) contractors in Monrovia, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

19 contractors

1. John W Allen

   Monrovia, CA · CSLB #641272 · as of October 7, 2026
   Active · clear
2. Century Sewer Services

   Monrovia, CA · CSLB #626528 · as of October 7, 2026
   Active · clear
3. R J Collins Plumbing CO INC

   Monrovia, CA · CSLB #583305 · as of October 7, 2026
   Active · clear
4. Drain Great Plumbing Services

   Monrovia, CA · CSLB #1120920 · as of October 7, 2026
   Active · clear
5. Gomez Plumbing Solutions

   Monrovia, CA · CSLB #1086167 · as of October 7, 2026
   Active · clear
6. Hassle Free Plumbing

   Monrovia, CA · CSLB #913828 · as of October 7, 2026
   Active · clear
7. Johnssons Plumbing Service

   Monrovia, CA · CSLB #586319 · as of October 7, 2026
   Active · clear
8. MJM Plumbing INC

   Monrovia, CA · CSLB #1139628 · as of October 7, 2026
   Active · clear
9. Morales Plumbing

   Monrovia, CA · CSLB #1078761 · as of October 7, 2026
   Active · clear
10. North Brother Plumbing

    Monrovia, CA · CSLB #820529 · as of October 7, 2026
    Active · clear
11. Pipeman

    Monrovia, CA · CSLB #740665 · as of October 7, 2026
    Active · clear
12. Ripple Plumbing

    Monrovia, CA · CSLB #1018253 · as of October 7, 2026
    Active · clear
13. Rocket Plumbing

    Monrovia, CA · CSLB #612976 · as of October 7, 2026
    Active · clear
14. Robert Campos DBA Rocket Plumbing Repair

    Monrovia, CA · CSLB #1027236 · as of October 7, 2026
    Active · clear
15. Rudy's Plumbing

    Monrovia, CA · CSLB #917340 · as of October 7, 2026
    Active · clear
16. Sewer King Plumbing And Rooter

    Monrovia, CA · CSLB #1162300 · as of October 7, 2026
    Active · clear
17. Sirius Plumbing INC

    Monrovia, CA · CSLB #1151630 · as of October 7, 2026
    Active · clear
18. Versatile Rooter & Plumbing

    Monrovia, CA · CSLB #1090469 · as of October 7, 2026
    Active · clear
19. Chris Demarco

    Monrovia, CA · CSLB #954954 · as of October 7, 2026
    Suspended · bond

See all Plumbing (C-36) contractors in California →

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