Mason Air Systems
Canyon Country · Los Angeles County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists Mason Air Systems in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 9.7 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #1019634 verify on CSLB ↗
- Classifications
- C-20
- Years licensed
- 9.7 years since 10/20/2016
- Contractor bond
- $25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ comp
- Current WESCO INSURANCE COMPANY
- Business type
- Sole Owner
- Qualifying principal
- Mason Patrick Graham
- Address of record
- 19876 Ermine St, Canyon Country, CA 91351
Frequently Asked Questions
Is Mason Air Systems a licensed HVAC contractor in California?
Yes. Mason Air Systems holds California CSLB contractor license #1019634 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is Mason Air Systems licensed to perform?
License #1019634 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).
Is Mason Air Systems bonded?
Yes. Mason Air Systems carries contractor's bond #100691569 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.
Does Mason Air Systems carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with WESCO INSURANCE COMPANY, with a policy expiration of 03/31/2027.
How long has Mason Air Systems held its contractor license?
License #1019634 was originally issued on 10/20/2016, approximately 10 years ago (as of July 2026).
Where is Mason Air Systems located?
Mason Air Systems is based in Canyon Country, Los Angeles County, CA 91351.