Contractor License Proof

Z1 Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1064551
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
March 20, 2020 – March 31, 2028

Business

  • (626) 240 9161 (CSLB public record)
  • 2471 E DANBURY STREET, Ontario, CA 91761San Bernardino County

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Frequently asked questions

Is Z1 Construction licensed in California?

Yes. Z1 Construction holds an active California state contractor license (CSLB #1064551), verified against the CSLB public record on June 17, 2026.

What is Z1 Construction's CSLB license number?

Z1 Construction's California contractor license number is 1064551. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1064551

What kind of work is Z1 Construction licensed for?

Z1 Construction is classified under General Building (B) by the CSLB.

How do I verify Z1 Construction's license myself?

Look up license #1064551 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1064551. 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.