Contractor License Proof

Guntren Construction Company

Licensed

Verified against CSLB on · View on CSLB

License details

License number
424435
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
June 28, 1982 – June 30, 2028

Business

  • (650) 728 5659 (CSLB public record)
  • P O BOX 370389, Montara, CA 94037San Mateo County

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Frequently asked questions

Is Guntren Construction Company licensed in California?

Yes. Guntren Construction Company holds an active California state contractor license (CSLB #424435), verified against the CSLB public record on June 17, 2026.

What is Guntren Construction Company's CSLB license number?

Guntren Construction Company's California contractor license number is 424435. 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 Guntren Construction Company licensed for?

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

How do I verify Guntren Construction Company's license myself?

Look up license #424435 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 #424435 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.