Contractor License Proof

Welte Mark

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1030139
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
August 17, 2017 – August 31, 2027

Business

  • (415) 760 3799 (CSLB public record)
  • 34 FERDINAND WAY, Novato, CA 94949Marin County

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Frequently asked questions

Is Welte Mark licensed in California?

Yes. Welte Mark holds an active California state contractor license (CSLB #1030139), verified against the CSLB public record on June 17, 2026.

What is Welte Mark's CSLB license number?

Welte Mark's California contractor license number is 1030139. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1030139

What kind of work is Welte Mark licensed for?

Welte Mark is classified under General Building (B) by the CSLB.

How do I verify Welte Mark's license myself?

Look up license #1030139 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1030139. This page reflects the CSLB public record as of June 17, 2026.

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.