Updated: Apr 18, 2026
Location and Projects
Address
4325 ST CHARLES PL, Concord, CA, 94521
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A&D Appliance Services HVAC/Mechanical Contractor
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
If you are thinking of hiring A&D Appliance Services, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
A&D Appliance Services Contact Information
Phone Number: (925) 686-2441
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Address: 4325 ST CHARLES PL, Concord, CA 94521
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Building Permits by A&D Appliance Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior electrical work repairs & new service (e)
Valuation:
N/A
Permit #:
EL00-0203
Status:
final
Fee:
$63
Permit Type:
Other
Building Type:
N/A
Mechanical - replace furnace same location and addition air conditioning inc electrical. (mrd)
Valuation:
N/A
Permit #:
BLD2000-06829
Status:
final
Fee:
$116
Permit Type:
N/A
Building Type:
N/A
Replace furnace & air conditioning
Valuation:
N/A
Permit #:
BIM0000239354
Status:
final
Fee:
$117
Permit Type:
N/A
Building Type:
N/A
Replace water heater
Valuation:
$485
Permit #:
BP00001306
Status:
final
Fee:
$54
Permit Type:
N/A
Building Type:
N/A
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A&D Appliance Services License info
License Not Verified
| License # | 752897 |
| Status | Active |
| City | Vallejo |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2000. Check the current license status of A&D Appliance Services with the The City of Vallejo, CA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C239948Z01 |
| Status | Active |
| City | Vallejo |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2000. Check the current license status of A&D Appliance Services with the The City of Vallejo, CA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C239948 |
| Status | Active |
| City | Vallejo |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2000. Check the current license status of A&D Appliance Services with the The City of Vallejo, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 752897 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for A&D Appliance Services at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are A&D Appliance Services, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Frontier Pacific Insurance Company |
| Bond Value | $7,500 |
Insured
| Workers Comp Provider | Hartford Insurance Company Of The Midwest |
A&D Appliance Services Employees
AA
Abraham Kohler Alvarez
General Partner
GG
Gabriel Raul Galvez
Qualify Partner