Contractor License Proof

B C McCosker Construction Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
636659
Status
Active
Classifications
A · General EngineeringB · General Building
Contractor bond
$25,000
Workers' comp
Covered
License term on file
January 25, 1992 – January 31, 2028

Business

  • (925) 686 1780 (CSLB public record)
  • 3911 LAURA ALICE WAY, Concord, CA 94520Contra Costa County

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Frequently asked questions

Is B C McCosker Construction Inc licensed in California?

Yes. B C McCosker Construction Inc holds an active California state contractor license (CSLB #636659), verified against the CSLB public record on June 17, 2026.

What is B C McCosker Construction Inc's CSLB license number?

B C McCosker Construction Inc's California contractor license number is 636659. 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 B C McCosker Construction Inc licensed for?

B C McCosker Construction Inc is classified under General Engineering (A) and General Building (B) by the CSLB.

How do I verify B C McCosker Construction Inc's license myself?

Look up license #636659 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 #636659 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.