Contractor License Proof

MC Guinness Jim Builder

Licensed

Verified against CSLB on · View on CSLB

License details

License number
524624
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
February 16, 1988 – February 29, 2028

Business

  • (415) 497 0866 (CSLB public record)
  • 4 DAVIS DRIVE UNIT E, Tiburon, CA 94920Marin County

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Frequently asked questions

Is MC Guinness Jim Builder licensed in California?

Yes. MC Guinness Jim Builder holds an active California state contractor license (CSLB #524624), verified against the CSLB public record on June 17, 2026.

What is MC Guinness Jim Builder's CSLB license number?

MC Guinness Jim Builder's California contractor license number is 524624. 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 MC Guinness Jim Builder licensed for?

MC Guinness Jim Builder is classified under General Building (B) by the CSLB.

How do I verify MC Guinness Jim Builder's license myself?

Look up license #524624 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 #524624 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.