Licensed Plumbing (C-36) contractors in Mountain House, CA

The California Contractors State License Board (CSLB) lists 3 Plumbing (C-36) contractors in Mountain House, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

3 contractors

1. Best Defense Plumbing

   Mountain House, CA · CSLB #999471 · as of June 27, 2026
   Active · clear
2. Castle Care Water Heaters And Plumbing INC

   Mountain House, CA · CSLB #1104088 · as of June 27, 2026
   Active · clear
3. Speed Drain Of Jae Lee Plumbing

   Mountain House, CA · CSLB #911337 · as of June 27, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.