Contractor License Proof

Courtesy Air

Licensed

Verified against CSLB on September 28, 2026 · View on CSLB

License details

License number: 578923
Status: Active
Classifications: C-20 · Warm-Air Heating, Ventilating and Air-Conditioning
Contractor bond: $25,000
Workers' comp: Covered
License term on file: October 4, 1989 – April 30, 2027

Business

(909) 864 4401 (CSLB public record)
2637 AMANDA STREET, Highland, CA 92346San Bernardino County

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Frequently asked questions

Is Courtesy Air licensed in California?

Yes. Courtesy Air holds an active California state contractor license (CSLB #578923), verified against the CSLB public record on September 28, 2026.

What is Courtesy Air's CSLB license number?

Courtesy Air's California contractor license number is 578923. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is Courtesy Air licensed for?

Courtesy Air is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.

How do I verify Courtesy Air's license myself?

Look up license #578923 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of September 28, 2026.

Verify it yourself: How to verify a California contractor license · Look up #578923 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.