Contractor License Proof

Kwan Wo Ironworks Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
643621
Status
Active
Classifications
B · General BuildingC-51 · Structural Steel
Contractor bond
$25,000
Workers' comp
Covered
License term on file
April 29, 1992 – April 30, 2028

Business

  • (510) 487 9628 (CSLB public record)
  • 31628 HAYMAN STREET, Hayward, CA 94544Alameda County

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Frequently asked questions

Is Kwan Wo Ironworks Inc licensed in California?

Yes. Kwan Wo Ironworks Inc holds an active California state contractor license (CSLB #643621), verified against the CSLB public record on June 17, 2026.

What is Kwan Wo Ironworks Inc's CSLB license number?

Kwan Wo Ironworks Inc's California contractor license number is 643621. 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 Kwan Wo Ironworks Inc licensed for?

Kwan Wo Ironworks Inc is classified under General Building (B) and Structural Steel (C-51) by the CSLB.

How do I verify Kwan Wo Ironworks Inc's license myself?

Look up license #643621 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 #643621 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.