Contractor License Proof

Swanson R Duane Construction Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
602366
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
September 12, 1990 – September 30, 2026

Business

  • (209) 586 1052 (CSLB public record)
  • 22775 LAZY Z LN, Sonora, CA 95370Tuolumne County

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Frequently asked questions

Is Swanson R Duane Construction Inc licensed in California?

Yes. Swanson R Duane Construction Inc holds an active California state contractor license (CSLB #602366), verified against the CSLB public record on June 17, 2026.

What is Swanson R Duane Construction Inc's CSLB license number?

Swanson R Duane Construction Inc's California contractor license number is 602366. 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 Swanson R Duane Construction Inc licensed for?

Swanson R Duane Construction Inc is classified under General Building (B) by the CSLB.

How do I verify Swanson R Duane Construction Inc's license myself?

Look up license #602366 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 #602366 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.