Contractor License Proof

H Chen's Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
516866
Status
Active
Classifications
C-16 · Fire ProtectionC-36 · PlumbingC-4 · Boiler, Hot-Water Heating and Steam Fitting
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
August 26, 1987 – August 31, 2027

Business

  • (415) 831 2661 (CSLB public record)
  • 144 21ST AVE, San Francisco, CA 94121San Francisco County

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Frequently asked questions

Is H Chen's Plumbing licensed in California?

Yes. H Chen's Plumbing holds an active California state contractor license (CSLB #516866), verified against the CSLB public record on August 4, 2026.

What is H Chen's Plumbing's CSLB license number?

H Chen's Plumbing's California contractor license number is 516866. 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 H Chen's Plumbing licensed for?

H Chen's Plumbing is classified under Fire Protection (C-16), Plumbing (C-36), and Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.

How do I verify H Chen's Plumbing's license myself?

Look up license #516866 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #516866 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.