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

The California Contractors State License Board (CSLB) lists 14 Plumbing (C-36) contractors in Newark, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

14 contractors

1. Above All Plumbing INC

   Newark, CA · CSLB #739199 · as of October 7, 2026
   Active · clear
2. All Bay Plumbing Incorporated

   Newark, CA · CSLB #1033035 · as of October 7, 2026
   Active · clear
3. Aum Plumbing Services

   Newark, CA · CSLB #1115037 · as of October 7, 2026
   Active · clear
4. Bay Water Plumbing INC

   Newark, CA · CSLB #1052198 · as of October 7, 2026
   Active · clear
5. Daniel Cisneros DBA D C Plumbing

   Newark, CA · CSLB #913429 · as of October 7, 2026
   Active · clear
6. Doc's Plumbing

   Newark, CA · CSLB #656541 · as of October 7, 2026
   Active · clear
7. Grant's Plumbing

   Newark, CA · CSLB #963364 · as of October 7, 2026
   Active · clear
8. Mathews Mechanical

   Newark, CA · CSLB #643197 · as of October 7, 2026
   Active · clear
9. MC Plumbing INC

   Newark, CA · CSLB #1024192 · as of October 7, 2026
   Active · clear
10. Oc Plumbing & Water Heaters

    Newark, CA · CSLB #1125266 · as of October 7, 2026
    Active · clear
11. Rocky's Plumbing And Rooter

    Newark, CA · CSLB #1079383 · as of October 7, 2026
    Active · clear
12. Silicon Valley Plumbing Services

    Newark, CA · CSLB #1098278 · as of October 7, 2026
    Active · clear
13. Marino Sumano Plumbing

    Newark, CA · CSLB #1094723 · as of October 7, 2026
    Active · clear
14. Veliz Plumbing Service

    Newark, CA · CSLB #949281 · 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.