Aiello Construction Co
Verified against CSLB on · View on CSLB
License details
- License number
- 420622
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- April 1, 1982 – April 30, 2028
Business
- (650) 799 9250 (CSLB public record)
- 131 WARREN ROAD, San Mateo, CA 94401San Mateo County
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Frequently asked questions
Is Aiello Construction Co licensed in California?
Yes. Aiello Construction Co holds an active California state contractor license (CSLB #420622), verified against the CSLB public record on June 17, 2026.
What is Aiello Construction Co's CSLB license number?
Aiello Construction Co's California contractor license number is 420622. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=420622
What kind of work is Aiello Construction Co licensed for?
Aiello Construction Co is classified under General Building (B) by the CSLB.
How do I verify Aiello Construction Co's license myself?
Look up license #420622 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=420622. 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.