Lammers Ralph Construction Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 667467
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- March 18, 1993 – March 31, 2028
Business
- (925) 352 7099 (CSLB public record)
- 1406 BARBIS WAY, Concord, CA 94518Contra Costa County
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Frequently asked questions
Is Lammers Ralph Construction Inc licensed in California?
Yes. Lammers Ralph Construction Inc holds an active California state contractor license (CSLB #667467), verified against the CSLB public record on June 17, 2026.
What is Lammers Ralph Construction Inc's CSLB license number?
Lammers Ralph Construction Inc's California contractor license number is 667467. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=667467
What kind of work is Lammers Ralph Construction Inc licensed for?
Lammers Ralph Construction Inc is classified under General Building (B) by the CSLB.
How do I verify Lammers Ralph Construction Inc's license myself?
Look up license #667467 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=667467. 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.