Contractor License Proof

Duisenberg Construction Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
860588
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Covered
License term on file
June 18, 2005 – July 31, 2026

Business

  • (415) 640 5554 (CSLB public record)
  • 134 SAN FRANCISCO BLVD, San Anselmo, CA 94960Marin County

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Frequently asked questions

Is Duisenberg Construction Inc licensed in California?

Yes. Duisenberg Construction Inc holds an active California state contractor license (CSLB #860588), verified against the CSLB public record on June 17, 2026.

What is Duisenberg Construction Inc's CSLB license number?

Duisenberg Construction Inc's California contractor license number is 860588. 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 Duisenberg Construction Inc licensed for?

Duisenberg Construction Inc is classified under General Building (B) by the CSLB.

How do I verify Duisenberg Construction Inc's license myself?

Look up license #860588 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 #860588 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.