Updated: May 05, 2026
Location and Projects
Address
Detroit, MI, 48219
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National Heating Co Inc
National Heating Co Inc, Detroit, MI (Owned by: Wright Jr, Frederick William) holds a Mechanical Contractor license and 13 other licenses according to the Michigan license board.
Their BuildZoom score of 102 ranks in the top 11% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring National Heating Co Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
National Heating Co Inc Contact Information
Phone Number: (313) 538-7100
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Building Permits by National Heating Co Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Air conditioning circuit contractor registration
Valuation:
N/A
Permit #:
PE250180
Status:
final
Fee:
$35
Permit Type:
Re-connect
Building Type:
N/A
Reconnect furnace & air conditioning circuits
Valuation:
N/A
Permit #:
PE2025-0331
Status:
issued
Fee:
$200
Permit Type:
Add/alter/repair
Building Type:
N/A
Replace furnace & air conditioning
Valuation:
N/A
Permit #:
PM2025-0296
Status:
issued
Fee:
$200
Permit Type:
Add/alter/repair
Building Type:
N/A
Install furnace and air conditioning
Valuation:
N/A
Permit #:
PM250134
Status:
final
Fee:
N/A
Permit Type:
Furnace/AC
Building Type:
N/A
Replace furnace air conditioning liner and power humidifier
Valuation:
N/A
Permit #:
PM24-0430
Status:
final
Fee:
$205
Permit Type:
Heating
Building Type:
N/A
Furnace and air conditioning circuit installatiion
Valuation:
N/A
Permit #:
PM240240
Status:
suspended
Fee:
$110
Permit Type:
Furnace/AC
Building Type:
N/A
Install air conditioning
Valuation:
N/A
Permit #:
PM240310
Status:
final
Fee:
$110
Permit Type:
Air conditioning ...
Building Type:
N/A
Air conditioning circuit
Valuation:
N/A
Permit #:
PE240313
Status:
final
Fee:
$110
Permit Type:
Circuit
Building Type:
N/A
Replace furnace with liner
Valuation:
N/A
Permit #:
PM240269
Status:
final
Fee:
$120
Permit Type:
Furnace/chimney l...
Building Type:
N/A
Replace furnace
Valuation:
N/A
Permit #:
PM250282
Status:
final
Fee:
$15
Permit Type:
Furnace replacement
Building Type:
N/A
Furnace circuit
Valuation:
N/A
Permit #:
PE250379
Status:
final
Fee:
N/A
Permit Type:
Re-connect
Building Type:
N/A
Furnace and air conditioning circuit
Valuation:
N/A
Permit #:
PE240223
Status:
suspended
Fee:
$145
Permit Type:
Electrical
Building Type:
N/A
Furnace replacement
Valuation:
N/A
Permit #:
PM240230
Status:
final
Fee:
$110
Permit Type:
Mechanical
Building Type:
N/A
Replace furnace
Valuation:
N/A
Permit #:
PM230364
Status:
final
Fee:
$110
Permit Type:
Mechanical
Building Type:
N/A
Reconnect to furnace and air conditioning circuits
Valuation:
N/A
Permit #:
PE2022-0434
Status:
final
Fee:
$105
Permit Type:
Add/alter/repair
Building Type:
N/A
Two systems (duplex) - furnace air conditioning erv bathroom & kitchen exhaust
Valuation:
N/A
Permit #:
PM21-50711
Status:
triage
Fee:
$520
Permit Type:
Mechanical
Building Type:
N/A
Reconnect air conditioning circuit
Valuation:
N/A
Permit #:
PE250433
Status:
issued
Fee:
$100
Permit Type:
Electrical
Building Type:
N/A
Duct alterations - 3 supplies to 2nd floor and pass through for one bedroom
Valuation:
N/A
Permit #:
PM21-0086
Status:
final
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Duct alterations to family room and ductless mini-split in 1st floor bedroom
Valuation:
N/A
Permit #:
PM210047
Status:
final
Fee:
$132
Permit Type:
Heating
Building Type:
N/A
Replace air conditioners *paid for split systems by mistake on heating permit. no air conditioning line item fee required for refrigeration permit.*
Valuation:
N/A
Permit #:
PR19-0277
Status:
issued
Fee:
$60
Permit Type:
Refrigeration
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
National Heating Co Inc License info
Verified License
| License # | 7112909 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 314715 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7112909 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of National Heating Co Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7103728 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of National Heating Co Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 314715 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of National Heating Co Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 2102201285 |
| Status | Active |
| State | Michigan |
| Type | Builder - Company |
- When BuildZoom last verified this license, it had an expiration date of May, 2014. Check the current license status of National Heating Co Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2104001643 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Company |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 7101852 |
| Status | Inactive |
| State | Michigan |
| Type | Mechanical Contractor |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 7103728 |
| Status | Inactive |
| State | Michigan |
| Type | Mechanical Contractor |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4100616 |
| Status | Inactive |
| State | Michigan |
| Type | Electrical Reciprocal Registration |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2104001643 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Company |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 7101852 |
| Status | Inactive |
| State | Michigan |
| Type | Mechanical Contractor |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4100616 |
| Status | Inactive |
| State | Michigan |
| Type | Electrical Reciprocal Registration |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 National Heating Co Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT-130119 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, 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 National Heating Co Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
632
Permits
- Building permit records show that National Heating Co Inc has worked on 632 permitted projects.
National Heating Co Inc Employees
FW
Fred Wright
Owner
FW
Fred Wright
FW
Frederick Wright
Owner
FJ
Frederick Wright Jr
Owner
FW
Frederick W Wright
FJ
Frederick W Wright Jr
PJ
Papich, Julina
WW
Wright Jr, Frederick William
Owner
WW
Wright, Frederick W
Owner