Contractor License Proof

Lifeng Si

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1143803
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
September 19, 2025 – September 30, 2027

Business

  • (626) 989 0855 (CSLB public record)
  • 21035 GACEL CT, Walnut, CA 91789Los Angeles County

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Frequently asked questions

Is Lifeng Si licensed in California?

Yes. Lifeng Si holds an active California state contractor license (CSLB #1143803), verified against the CSLB public record on June 17, 2026.

What is Lifeng Si's CSLB license number?

Lifeng Si's California contractor license number is 1143803. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1143803

What kind of work is Lifeng Si licensed for?

Lifeng Si is classified under General Building (B) by the CSLB.

How do I verify Lifeng Si's license myself?

Look up license #1143803 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1143803. This page reflects the CSLB public record as of June 17, 2026.

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