Licensed Plumbing (C-36) contractors in Alta Loma, CA

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

11 contractors

1. Aquarius Plumbing

   Alta Loma, CA · CSLB #902504 · as of October 7, 2026
   Active · clear
2. Archibald Plumbing

   Alta Loma, CA · CSLB #725816 · as of October 7, 2026
   Active · clear
3. Aspen Plumbing

   Alta Loma, CA · CSLB #1160958 · as of October 7, 2026
   Active · clear
4. Bryon Anderson Plumbing

   Alta Loma, CA · CSLB #641580 · as of October 7, 2026
   Active · clear
5. Calderon Plumbing

   Alta Loma, CA · CSLB #691317 · as of October 7, 2026
   Active · clear
6. H B Professional Plumbing INC

   Alta Loma, CA · CSLB #744906 · as of October 7, 2026
   Active · clear
7. Jay Indeck Plumbing

   Alta Loma, CA · CSLB #732557 · as of October 7, 2026
   Active · clear
8. Industrial Maintenance Plumbing Service

   Alta Loma, CA · CSLB #997749 · as of October 7, 2026
   Active · clear
9. Kohler Mechanical INC

   Alta Loma, CA · CSLB #837376 · as of October 7, 2026
   Active · clear
10. Reilly's Plumbing

    Alta Loma, CA · CSLB #867638 · as of October 7, 2026
    Active · clear
11. Thistle Plumbing

    Alta Loma, CA · CSLB #800780 · as of October 7, 2026
    Active · clear

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.