Sinclair Air Systems
Verified against CSLB on · View on CSLB
License details
- License number
- 724978
- Status
- Active
- Classifications
- C-20 · Warm-Air Heating, Ventilating and Air-Conditioning
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- July 15, 1996 – July 31, 2026
Business
- (626) 331 4541 (CSLB public record)
- 1935 MCKINLEY AVE STE D, La Verne, CA 91750Los Angeles County
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Frequently asked questions
Is Sinclair Air Systems licensed in California?
Yes. Sinclair Air Systems holds an active California state contractor license (CSLB #724978), verified against the CSLB public record on June 17, 2026.
What is Sinclair Air Systems's CSLB license number?
Sinclair Air Systems's California contractor license number is 724978. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=724978
What kind of work is Sinclair Air Systems licensed for?
Sinclair Air Systems is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.
How do I verify Sinclair Air Systems's license myself?
Look up license #724978 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=724978. 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.