Mainline Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 977457
- Status
- Active
- Classifications
- A · General Engineering
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- October 1, 2012 – July 31, 2027
Business
- (831) 277 4110 (CSLB public record)
- 196 LESLIE COURT, Marina, CA 93933Monterey County
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Frequently asked questions
Is Mainline Construction licensed in California?
Yes. Mainline Construction holds an active California state contractor license (CSLB #977457), verified against the CSLB public record on June 17, 2026.
What is Mainline Construction's CSLB license number?
Mainline Construction's California contractor license number is 977457. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=977457
What kind of work is Mainline Construction licensed for?
Mainline Construction is classified under General Engineering (A) by the CSLB.
How do I verify Mainline Construction's license myself?
Look up license #977457 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=977457. 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.