Updated: Nov 06, 2025
Location and Projects
Address
Wilmington, DE, 19804
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Quality Heating & Air Condtng Co
Quality Heating & Air Condtng Co at Wilmington, DE 19804, held a HVAC/Mechanical Contractor license (#1989015586) with the New Castle County contractors license board with an expiration date of 12-31-2024. We last verified the license was expired on 11-05-2025.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 8,071 Delaware contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Quality Heating & Air Condtng Co Services
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Quality Heating & Air Condtng Co Contact Information
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Building Permits by Quality Heating & Air Condtng Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
New system hvac unit(s) building permit # 202508559: installation of one 75 9 000 btu mitsubishi ductless mini split with one wall mounted head unit
Valuation:
N/A
Permit #:
202510936
Status:
issued
Fee:
$65
Permit Type:
New construction
Building Type:
Residential
Replacement hvac unit(s) duct work replace existing 2nd floor heat pump system. relocate (1) existing supply and addition (1) supply to 200 sq ft bathroom addition from existing 2nd floor duct system. building permit #201815064
Valuation:
N/A
Permit #:
201913975
Status:
final
Fee:
$65
Permit Type:
Replacement
Building Type:
Residential
Install 1.5 ton mitsubishi hyper heat ductless heat pump system w (2) indoor units
Valuation:
N/A
Permit #:
202407734
Status:
final
Fee:
$65
Permit Type:
N/A
Building Type:
Residential
Install 1.5 ton 17 seerz heat pump system & complete duct system
Valuation:
N/A
Permit #:
202412531
Status:
final
Fee:
$79
Permit Type:
N/A
Building Type:
Residential
Gas furnace & air conditioning system replacement
Valuation:
N/A
Permit #:
202411323
Status:
issued
Fee:
$169
Permit Type:
N/A
Building Type:
Residential
Heat pump & air handler replacement
Valuation:
N/A
Permit #:
202411329
Status:
final
Fee:
$365
Permit Type:
N/A
Building Type:
Residential
Install 2.5-ton heat pump system with ductwork on first floor
Valuation:
N/A
Permit #:
201904434
Status:
final
Fee:
$65
Permit Type:
N/A
Building Type:
Residential
Replacement duct work relocate (1) existing supply duct; install (2) new registers to service finished basement area. building permit # 202009434
Valuation:
N/A
Permit #:
202013239
Status:
final
Fee:
$65
Permit Type:
Replacement
Building Type:
Residential
Modify duct for 2nd floor offices per new layout. relocate registers for new room & ceiling layout
Valuation:
$0
Permit #:
201313328
Status:
Closed
Fee:
$260
Permit Type:
N/A
Building Type:
N/A
Addition duct and (5) registers to mud room connect to existing. addition (1) new bathroom exhaust fan
Valuation:
$0
Permit #:
201407134
Status:
Open
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Addition 1 gas line to addition gas meter and split ahu and water heater from another ahu and water heater
Valuation:
$0
Permit #:
201400803
Status:
Closed
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Install (2) rtu's & vav's along w all associated duct & registers
Valuation:
N/A
Permit #:
201411145
Status:
Open
Fee:
$980
Permit Type:
N/A
Building Type:
N/A
Relocate (4) registers for renovation of warehouse/locker (2nd fl)
Valuation:
N/A
Permit #:
201410524
Status:
Open
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Install new water closet and (2) lavs and (1) 20-gal hwh*(rev 8/23/13 revised to move high side drin
Valuation:
$0
Permit #:
201306667
Status:
Closed
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Modify and addition new supply and return duct with new registers. addition (1) toilet exhaust fan
Valuation:
$0
Permit #:
201306664
Status:
Closed
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Demolish and reinstall condensate line. connect to exiting cw for humidifier piping to ac-51 and ac-52
Valuation:
$0
Permit #:
201110201
Status:
Closed
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Remove air handler and reinstall new propane furnace along with new lp gas line; modify duct to acco
Valuation:
$0
Permit #:
201203533
Status:
Closed
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Demolish existing duct grd's and install new duct grd's and 2 air cooled liebert units.*(rev 10/4/11 m
Valuation:
$0
Permit #:
201110202
Status:
Closed
Fee:
$820
Permit Type:
N/A
Building Type:
N/A
Install infra red heaters & exhaust ducts in waste water treatment plant
Valuation:
$0
Permit #:
201210233
Status:
Closed
Fee:
$490
Permit Type:
N/A
Building Type:
N/A
Remove & reinstall duct & grd's for renovation to hts lab - install new duct from existing rtu*(rev
Valuation:
$0
Permit #:
201010699
Status:
Closed
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
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Quality Heating & Air Condtng Co License info
Inactive License
| License # | 1989015586 |
| Status | Inactive |
| State | New Castle County |
| Type | Resident Contractor |
- According to the State of Delaware Department of Finance: Division of Revenue, 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 Quality Heating & Air Condtng Co at the State of Delaware Department of Finance: Division of Revenue.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Quality Heating & Air Condtng Co, click “This is My Business” to update your information.
51
Permits
- Building permit records show that Quality Heating & Air Condtng Co has worked on 51 permitted projects.