Contractor License Proof

Nilsen Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
441550
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Covered
License term on file
June 9, 1983 – June 30, 2027

Business

  • (415) 601 1193 (CSLB public record)
  • 14 BRANDY COURT, Petaluma, CA 94954Sonoma County

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Frequently asked questions

Is Nilsen Construction licensed in California?

Yes. Nilsen Construction holds an active California state contractor license (CSLB #441550), verified against the CSLB public record on June 17, 2026.

What is Nilsen Construction's CSLB license number?

Nilsen Construction's California contractor license number is 441550. 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 Nilsen Construction licensed for?

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

How do I verify Nilsen Construction's license myself?

Look up license #441550 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 #441550 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.