Sinclair Heating and Air

Westminster · Orange County · CA

VERIFIED

Bestopedia verdict

81 / 100 Bestopedia Trust Score

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

License standing
30 / 30
Years licensed
1.3 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#1134875 verify on CSLB ↗
Classifications
C-20, C-38
Years licensed
1.3 years since 03/24/2025
Contractor bond
$25,000 WESTERN SURETY COMPANY
Workers’ comp
Current MARKEL INSURANCE COMPANY
Business type
Corporation
Qualifying principal
Irvin Michael Sinclair
Address of record
5241 Stratford Ave, Westminster, CA 92683

Frequently Asked Questions

Is Sinclair Heating and Air a licensed HVAC contractor in California?

Yes. Sinclair Heating and Air holds California CSLB contractor license #1134875 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Sinclair Heating and Air licensed to perform?

License #1134875 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: C38.

Is Sinclair Heating and Air bonded?

Yes. Sinclair Heating and Air carries contractor's bond #67765593 for $25,000 through WESTERN SURETY COMPANY.

Does Sinclair Heating and Air carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with MARKEL INSURANCE COMPANY, with a policy expiration of 04/04/2027.

How long has Sinclair Heating and Air held its contractor license?

License #1134875 was originally issued on 03/24/2025, approximately 1 years ago (as of July 2026).

Where is Sinclair Heating and Air located?

Sinclair Heating and Air is based in Westminster, Orange County, CA 92683.