Duffy Builders

Licensed

Verified against CSLB on September 28, 2026 · View on CSLB

License details

License number: 998073
Status: Active
Classifications: B · General Building
Contractor bond: $25,000
Workers' comp: ExemptNo employees — not a red flag.
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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What to check next

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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 September 28, 2026.

What is Duffy Builders's CSLB license number?

Duffy Builders's California contractor license number is 998073. 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 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 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 September 28, 2026.

Verify it yourself: How to verify a California contractor license · Look up #998073 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.