Contractor License Proof

Diesner Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1043589
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
August 27, 2018 – August 31, 2026

Business

  • (408) 507 2106 (CSLB public record)
  • 1330 LA BELLA AVE, Sunnyvale, CA 94087Santa Clara County

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Frequently asked questions

Is Diesner Construction licensed in California?

Yes. Diesner Construction holds an active California state contractor license (CSLB #1043589), verified against the CSLB public record on June 17, 2026.

What is Diesner Construction's CSLB license number?

Diesner Construction's California contractor license number is 1043589. 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 Diesner Construction licensed for?

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

How do I verify Diesner Construction's license myself?

Look up license #1043589 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 #1043589 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.