Contractor License Proof

Mark Welte

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
ExemptNo employees — not a red flag.
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 Mark Welte licensed in California?

Yes. Mark Welte holds an active California state contractor license (CSLB #1030139), verified against the CSLB public record on August 4, 2026.

What is Mark Welte's CSLB license number?

Mark Welte's California contractor license number is 1030139. 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 Mark Welte licensed for?

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

How do I verify Mark Welte's license myself?

Look up license #1030139 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #1030139 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.