Contractor License Proof

William R Ingham

Licensed

Verified against CSLB on · View on CSLB

License details

License number
859488
Status
Active
Classifications
C-5 · Framing and Rough Carpentry
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
May 25, 2005 – May 31, 2027

Business

  • (925) 708 4774 (CSLB public record)
  • P O BOX 727, Concord, CA 94522Contra Costa County

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What to check next

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Frequently asked questions

Is William R Ingham licensed in California?

Yes. William R Ingham holds an active California state contractor license (CSLB #859488), verified against the CSLB public record on August 4, 2026.

What is William R Ingham's CSLB license number?

William R Ingham's California contractor license number is 859488. 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 William R Ingham licensed for?

William R Ingham is classified under Framing and Rough Carpentry (C-5) by the CSLB.

How do I verify William R Ingham's license myself?

Look up license #859488 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 #859488 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.