Contractor License Proof

Werner Jan O

Licensed

Verified against CSLB on · View on CSLB

License details

License number
803943
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
February 6, 2002 – February 29, 2028

Business

  • (415) 990 9496 (CSLB public record)
  • 20 LOCHNESS LANE, San Rafael, CA 94901Marin County

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Frequently asked questions

Is Werner Jan O licensed in California?

Yes. Werner Jan O holds an active California state contractor license (CSLB #803943), verified against the CSLB public record on June 17, 2026.

What is Werner Jan O's CSLB license number?

Werner Jan O's California contractor license number is 803943. 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 Werner Jan O licensed for?

Werner Jan O is classified under General Building (B) by the CSLB.

How do I verify Werner Jan O's license myself?

Look up license #803943 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 #803943 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.