Erwin Advanced Air Systems
Ontario · San Bernardino County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists Erwin Advanced Air Systems in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 19.1 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #897796 verify on CSLB ↗
- Classifications
- C-20
- Years licensed
- 19.1 years since 06/05/2007
- Contractor bond
- $25,000 ATLANTIC SPECIALTY INSURANCE COMPANY
- Workers’ comp
- Current CONTINENTAL CASUALTY COMPANY
- Business type
- Sole Owner
- Qualifying principal
- Stephen Leslie Iii Erwin
- Address of record
- 1555 E Holt Blvd P.o. Box 3171, Ontario, CA 91761
Frequently Asked Questions
Is Erwin Advanced Air Systems a licensed HVAC contractor in California?
Yes. Erwin Advanced Air Systems holds California CSLB contractor license #897796 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is Erwin Advanced Air Systems licensed to perform?
License #897796 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).
Is Erwin Advanced Air Systems bonded?
Yes. Erwin Advanced Air Systems carries contractor's bond #800209694 for $25,000 through ATLANTIC SPECIALTY INSURANCE COMPANY.
Does Erwin Advanced Air Systems carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with CONTINENTAL CASUALTY COMPANY, with a policy expiration of 01/01/2027.
How long has Erwin Advanced Air Systems held its contractor license?
License #897796 was originally issued on 06/05/2007, approximately 19 years ago (as of July 2026).
Where is Erwin Advanced Air Systems located?
Erwin Advanced Air Systems is based in Ontario, San Bernardino County, CA 91761.