Contractor License Proof

Duct Cleaning Lab

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1144414
Status
Active
Classifications
D-64 · Non-specialized
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
October 1, 2025 – October 31, 2027

Business

  • (650) 714 0805 (CSLB public record)
  • 10168 PRADO VISTA AVE, Cupertino, CA 95014Santa Clara County

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Frequently asked questions

Is Duct Cleaning Lab licensed in California?

Yes. Duct Cleaning Lab holds an active California state contractor license (CSLB #1144414), verified against the CSLB public record on June 17, 2026.

What is Duct Cleaning Lab's CSLB license number?

Duct Cleaning Lab's California contractor license number is 1144414. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1144414

What kind of work is Duct Cleaning Lab licensed for?

Duct Cleaning Lab is classified under Non-specialized (D-64) by the CSLB.

How do I verify Duct Cleaning Lab's license myself?

Look up license #1144414 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1144414. 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.