Contractor License Proof

Byrnes John Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
834109
Status
Active
Classifications
B · General BuildingC-10 · Electrical
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
March 16, 2004 – March 31, 2028

Business

  • (831) 809 4226 (CSLB public record)
  • 710 CAYUGA STREET, Santa Cruz, CA 95062Santa Cruz County

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Frequently asked questions

Is Byrnes John Construction licensed in California?

Yes. Byrnes John Construction holds an active California state contractor license (CSLB #834109), verified against the CSLB public record on June 17, 2026.

What is Byrnes John Construction's CSLB license number?

Byrnes John Construction's California contractor license number is 834109. 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 Byrnes John Construction licensed for?

Byrnes John Construction is classified under General Building (B) and Electrical (C-10) by the CSLB.

How do I verify Byrnes John Construction's license myself?

Look up license #834109 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 #834109 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.