Updated: Dec 30, 2025
Location and Projects
Address
Flint, MI, 48506
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Janni Plumbing and Htg Carl T
Janni Plumbing and Htg Carl T, Flint, MI (Owned by: Janni, Carl Thomas) holds a Plumbing license and 13 other licenses according to the Michigan license board.
Their BuildZoom score of 91 ranks in the top 37% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Janni Plumbing and Htg Carl T, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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Janni Plumbing and Htg Carl T Contact Information
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Building Permits by Janni Plumbing and Htg Carl T
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace water & waste piping serving 2nd floor master bath- piping only no fixtures
Valuation:
N/A
Permit #:
PP20-0043
Status:
issued
Fee:
$102
Permit Type:
plumbing
Building Type:
N/A
Gas/oil burn
Valuation:
N/A
Permit #:
PM22-0535
Status:
final
Fee:
$95
Permit Type:
Furnace
Building Type:
N/A
Air conditioning reconnect; furnace wiring/reconnect
Valuation:
N/A
Permit #:
PE190274
Status:
final
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
Refrigeration alteration; heating 100k btu
Valuation:
N/A
Permit #:
PM190349
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
2 mechanical supply ducts & 1 mechan- cal return in a bedroom addition and 1 bathroom exhaust fan duct & vent outlet
Valuation:
$0
Permit #:
E383036
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Water heater
Valuation:
N/A
Permit #:
PP20-0032
Status:
issued
Fee:
$70
Permit Type:
Water heater
Building Type:
N/A
Refrigeration alteration; heating 100k btu
Valuation:
N/A
Permit #:
PM190349
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Air conditioning reconnect; furnace wiring/reconnect
Valuation:
N/A
Permit #:
PE190274
Status:
final
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
MECH17-01240
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 supply ducts & 1 return in a bedroom addition and 1 bathroom exhaust fan duct.
Valuation:
$0
Permit #:
E383035
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Payne 120k btus pg96va766120d
Valuation:
N/A
Permit #:
PM15-0417
Status:
final
Fee:
$151
Permit Type:
Mechanical
Building Type:
N/A
Water heater
Valuation:
N/A
Permit #:
PP16-0038
Status:
final
Fee:
$60
Permit Type:
Water heater
Building Type:
N/A
Residence heating sys gas piping air conditioning final
Valuation:
N/A
Permit #:
P26133607
Status:
final
Fee:
$155
Permit Type:
New
Building Type:
N/A
3 supply ducts & 1 return in a bedroom/bathroom addition
Valuation:
$0
Permit #:
E383034
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Hvac supply & return ducts and bathroom exhaust fan duct
Valuation:
$0
Permit #:
E383038
Status:
WEBVOID
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
3 supply ducts & 1 return in a bedroom/bathroom addition
Valuation:
$0
Permit #:
M392794
Status:
WEBVOID
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
3 supply ducts & 1 return in a bedroom/bathroom addition
Valuation:
$0
Permit #:
M392795
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Hvac supply & return ducts and bathroom exhaust fan duct
Valuation:
$0
Permit #:
M392796
Status:
WEBVOID
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Plumbing in interior remodel
Valuation:
$0
Permit #:
P322591
Status:
WEBVOID
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Replace air conditioning system; condenser, line set & evaporator coil
Valuation:
$0
Permit #:
M378859
Status:
FINAL
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Janni Plumbing and Htg Carl T License info
Verified License
| License # | 8108060 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Janni Plumbing and Htg Carl T 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 # | 8004082 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Janni Plumbing and Htg Carl T 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 # | 7104791 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Janni Plumbing and Htg Carl T 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 # | 313357 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Janni Plumbing and Htg Carl T 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 # | 8108060 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of Janni Plumbing and Htg Carl T 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 # | 8004082 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of Janni Plumbing and Htg Carl T 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 # | 7104791 |
| 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 Janni Plumbing and Htg Carl T 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 # | 2103067927 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 2103045468 |
| Status | Inactive |
| State | Michigan |
| Type | M & A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 2103067927 |
| Status | Inactive |
| State | Michigan |
| Type | M & A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 2103045468 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 2103067927 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 2103045468 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Individual |
- 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 Janni Plumbing and Htg Carl T 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 # | 313357 |
| Status | Inactive |
| State | Michigan |
| Type | Boiler Installer |
- 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 Janni Plumbing and Htg Carl T at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
17
Permits
- Building permit records show that Janni Plumbing and Htg Carl T has worked on 17 permitted projects.
Janni Plumbing and Htg Carl T Employees
CJ
Carl Janni
Owner
CJ
Carl T Janni
JT
Janni Carl T
JT
Janni, Carl T
Owner
JT
Janni, Carl Thomas
Owner