Location and Projects
Sinclair Air Systems HVAC/Mechanical Contractor
Sinclair Air Systems is a family-owned HVAC contractor with 30+ years in Los Angeles County. We specialize in AC install, repair, and maintenance, offering reliable and energy-efficient solutions. Trust us for all your heating and cooling needs.
From BuildZoom: Sinclair Air Systems, 721 E San Bernardino Rd, Covina, CA (Employee: Richard Dean Cortez) holds a Warm Air Heating, Ventilating And Air Conditioning license and 2 other licenses according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sinclair Air Systems, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sinclair Air Systems Contact Information
This is a sample of this contractor's permits. Click here to access their complete permit history.
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Sinclair Air Systems License info
Verified License
| License # | 724978 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Sinclair Air Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 924425 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sinclair Air Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 563060 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sinclair Air Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $150,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
22
Permits
- Building permit records show that Sinclair Air Systems has worked on 22 permitted projects.