United Air System

Glendale · Los Angeles County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists United Air System in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
20 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#637425 verify on CSLB ↗
Classifications
C-20
Years licensed
34.4 years since 02/08/1992
Contractor bond
$25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers’ comp
Current CLEAR SPRING PROPERTY AND CASUALTY COMPANY
Business type
Sole Owner
Qualifying principal
Levon Chaparyan
Address of record
1026 Allen Avenue, Glendale, CA 91201

Frequently Asked Questions

Is United Air System a licensed HVAC contractor in California?

Yes. United Air System holds California CSLB contractor license #637425 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is United Air System licensed to perform?

License #637425 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).

Is United Air System bonded?

Yes. United Air System carries contractor's bond #SC8001920 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.

Does United Air System carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with CLEAR SPRING PROPERTY AND CASUALTY COMPANY, with a policy expiration of 08/01/2026.

How long has United Air System held its contractor license?

License #637425 was originally issued on 02/08/1992, approximately 34 years ago (as of July 2026).

Where is United Air System located?

United Air System is based in Glendale, Los Angeles County, CA 91201.