Contractor License Proof

Mannon Construction Incorporated

Licensed

Verified against CSLB on · View on CSLB

License details

License number
531142
Status
Active
Classifications
B · General BuildingC-10 · ElectricalC-36 · Plumbing
Contractor bond
$25,000
Workers' comp
Covered
License term on file
May 26, 1988 – March 31, 2027

Business

  • (415) 509 1983 (CSLB public record)
  • 10880 ETTRICK STREET, Oakland, CA 94605Alameda County

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Frequently asked questions

Is Mannon Construction Incorporated licensed in California?

Yes. Mannon Construction Incorporated holds an active California state contractor license (CSLB #531142), verified against the CSLB public record on June 17, 2026.

What is Mannon Construction Incorporated's CSLB license number?

Mannon Construction Incorporated's California contractor license number is 531142. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=531142

What kind of work is Mannon Construction Incorporated licensed for?

Mannon Construction Incorporated is classified under General Building (B) by the CSLB.

How do I verify Mannon Construction Incorporated's license myself?

Look up license #531142 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=531142. 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.