Licensed Plumbing (C-36) contractors in Union City, CA

The California Contractors State License Board (CSLB) lists 8 Plumbing (C-36) contractors in Union City, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

8 contractors

1. Bayvalley Mechanical INC

   Union City, CA · CSLB #1072787 · as of October 8, 2026
   Active · clear
2. Cal-tech Plumbing CO

   Union City, CA · CSLB #951321 · as of October 8, 2026
   Active · clear
3. New Leaf Plumbing & Drains LLC

   Union City, CA · CSLB #1141732 · as of October 8, 2026
   Active · clear
4. Next Level Plumbing Services

   Union City, CA · CSLB #1084094 · as of October 8, 2026
   Active · clear
5. Plumbing Connection

   Union City, CA · CSLB #944509 · as of October 8, 2026
   Active · clear
6. Plumbing Masters

   Union City, CA · CSLB #781743 · as of October 8, 2026
   Active · clear
7. Power Plumbing & Rooter

   Union City, CA · CSLB #1082507 · as of October 8, 2026
   Active · clear
8. Qualified Plumbers Services INC

   Union City, CA · CSLB #884105 · as of October 8, 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 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.