Contractor License Proof

Koch Const Company

Licensed

Verified against CSLB on · View on CSLB

License details

License number
329495
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
December 28, 1976 – November 30, 2027

Business

  • (707) 575 5608 (CSLB public record)
  • 1550 AIRPORT BLVD #104, Santa Rosa, CA 95403Sonoma County

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Frequently asked questions

Is Koch Const Company licensed in California?

Yes. Koch Const Company holds an active California state contractor license (CSLB #329495), verified against the CSLB public record on June 17, 2026.

What is Koch Const Company's CSLB license number?

Koch Const Company's California contractor license number is 329495. 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 Koch Const Company licensed for?

Koch Const Company is classified under General Building (B) by the CSLB.

How do I verify Koch Const Company's license myself?

Look up license #329495 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 #329495 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.