Duke Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 548992
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- November 18, 1988 – November 30, 2026
Business
- (415) 686 6155 (CSLB public record)
- 507 BUTTERFIELD PLACE, Moraga, CA 94556Contra Costa County
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Frequently asked questions
Is Duke Construction licensed in California?
Yes. Duke Construction holds an active California state contractor license (CSLB #548992), verified against the CSLB public record on June 17, 2026.
What is Duke Construction's CSLB license number?
Duke Construction's California contractor license number is 548992. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=548992
What kind of work is Duke Construction licensed for?
Duke Construction is classified under General Building (B) by the CSLB.
How do I verify Duke Construction's license myself?
Look up license #548992 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=548992. 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.