Contractor License Proof

Duffy Builders

Licensed

Verified against CSLB on · View on CSLB

License details

License number
998073
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
October 25, 2014 – March 31, 2028

Business

  • (415) 795 0079 (CSLB public record)
  • 1042 LAS PAVADAS AVENUE, San Rafael, CA 94903Marin County

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Frequently asked questions

Is Duffy Builders licensed in California?

Yes. Duffy Builders holds an active California state contractor license (CSLB #998073), verified against the CSLB public record on June 17, 2026.

What is Duffy Builders's CSLB license number?

Duffy Builders's California contractor license number is 998073. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=998073

What kind of work is Duffy Builders licensed for?

Duffy Builders is classified under General Building (B) by the CSLB.

How do I verify Duffy Builders's license myself?

Look up license #998073 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=998073. 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.