Contractor License Proof

Wu Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1139383
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
June 24, 2025 – June 30, 2027

Business

  • (415) 696 9178 (CSLB public record)
  • 208 CLIFDEN DR, South San Francisco, CA 94080San Mateo County

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Frequently asked questions

Is Wu Plumbing licensed in California?

Yes. Wu Plumbing holds an active California state contractor license (CSLB #1139383), verified against the CSLB public record on June 17, 2026.

What is Wu Plumbing's CSLB license number?

Wu Plumbing's California contractor license number is 1139383. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is Wu Plumbing licensed for?

Wu Plumbing is classified under Plumbing (C-36) by the CSLB.

How do I verify Wu Plumbing's license myself?

Look up license #1139383 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.

Verify it yourself: How to verify a California contractor license · Look up #1139383 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.