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

The California Contractors State License Board (CSLB) lists 11 Plumbing (C-36) contractors in Altadena, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

11 contractors

1. Altadena Handyman LLC DBA Ah Repipe And Plumbing

   Altadena, CA · CSLB #1025813 · as of October 7, 2026
   Active · clear
2. Altadena Plumbing & Drain Service

   Altadena, CA · CSLB #910916 · as of October 7, 2026
   Active · clear
3. Ar Pro Retrofitter INC

   Altadena, CA · CSLB #940874 · as of October 7, 2026
   Active · clear
4. E L Plumbing Works

   Altadena, CA · CSLB #982622 · as of October 7, 2026
   Active · clear
5. G- 12 Plumbing

   Altadena, CA · CSLB #1015408 · as of October 7, 2026
   Active · clear
6. Inbound Plumbing

   Altadena, CA · CSLB #1088617 · as of October 7, 2026
   Active · clear
7. LT Ross Plumbing LLC

   Altadena, CA · CSLB #1107926 · as of October 7, 2026
   Active · clear
8. Christopher M Potter

   Altadena, CA · CSLB #1062587 · as of October 7, 2026
   Active · clear
9. Right - On Plumbing

   Altadena, CA · CSLB #935422 · as of October 7, 2026
   Active · clear
10. U S Plumbing

    Altadena, CA · CSLB #837455 · as of October 7, 2026
    Active · clear
11. Sal T Vargas Plumbing Corporation

    Altadena, CA · CSLB #772347 · as of October 7, 2026
    Active · clear

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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.