Updated: Feb 17, 2026
Location and Projects
Address
Williamston, MI, 48895
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Mid Michigan Heating & Clg LLC
Mid Michigan Heating & Clg LLC, Williamston, MI (Owned by: Mark Hammond) holds a Mechanical Contractor license and 5 other licenses according to the Michigan license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Mid Michigan Heating & Clg LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mid Michigan Heating & Clg LLC Services
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Mid Michigan Heating & Clg LLC Contact Information
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Building Permits by Mid Michigan Heating & Clg LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Basement finish with bathroom finished mechanical permit fee $155 plus $15 to reg. 2016 mechanical lic. pd 5/27/16 rec. 160578123
Valuation:
N/A
Permit #:
PM160289
Status:
final
Fee:
$170
Permit Type:
Remodel/addition
Building Type:
N/A
Repair rebuild fire damaged residence permit was extended at contractors request 11-12-18
Valuation:
N/A
Permit #:
PM17-435
Status:
final
Fee:
$336
Permit Type:
Mechanical
Building Type:
N/A
Inground pool - pool heater & gas piping opening ***rough & final inspections required***
Valuation:
N/A
Permit #:
PM14-0034
Status:
final
Fee:
$135
Permit Type:
Inground pool
Building Type:
N/A
Pool heater & gas piping for inground swimming pool ***final inspection required***
Valuation:
N/A
Permit #:
PM13-0076
Status:
final
Fee:
$135
Permit Type:
Inground pool
Building Type:
N/A
Residence with attach garage & finished basement the pinnacle lot# 25 2009 mrc & muec back up generator permit
Valuation:
N/A
Permit #:
PMC15241
Status:
final
Fee:
$135
Permit Type:
Mechanical
Building Type:
N/A
Furnace
Valuation:
N/A
Permit #:
PM17-0193
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Mechanical furnace for pool
Valuation:
N/A
Permit #:
PM140029
Status:
final
Fee:
$135
Permit Type:
Mechanical
Building Type:
N/A
Dryer vent; rework gas line
Valuation:
N/A
Permit #:
PM2017-04000064
Status:
final
Fee:
$150
Permit Type:
Mechanical
Building Type:
N/A
New gas line and vent dryer
Valuation:
N/A
Permit #:
PM2015-04000125
Status:
final
Fee:
$150
Permit Type:
Mechanical
Building Type:
N/A
Commercial 1 central air gas piping (per) 1 vent damper includes 1 inspection city of st. johns
Valuation:
N/A
Permit #:
PM110295
Status:
final
Fee:
$80
Permit Type:
Mechanical
Building Type:
N/A
New gas line - 200 ft with 10 openings
Valuation:
N/A
Permit #:
PM13-0635
Status:
final
Fee:
$150
Permit Type:
Mechanical
Building Type:
N/A
Gas burning equipment
Valuation:
N/A
Permit #:
PM-15-079
Status:
final
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
2 - bathroom fans venting/move 1 - heat run
Valuation:
N/A
Permit #:
PM2015-04000680
Status:
final
Fee:
$170
Permit Type:
Mechanical
Building Type:
N/A
New residential 1 equipment 1 central air 2 gas piping (per) 2 exhaust fans includes 2 inspections olive twp
Valuation:
N/A
Permit #:
PM080215
Status:
final
Fee:
$180
Permit Type:
Mechanical
Building Type:
N/A
No card generator
Valuation:
N/A
Permit #:
PM11-0407
Status:
final
Fee:
$55
Permit Type:
Mechanical
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PM150006
Status:
final
Fee:
$80
Permit Type:
Generator
Building Type:
N/A
Gas line for pool heater
Valuation:
N/A
Permit #:
PM130038
Status:
final
Fee:
$135
Permit Type:
Mechanical
Building Type:
N/A
Install gas line and heater for pool
Valuation:
N/A
Permit #:
PM120030
Status:
final
Fee:
$135
Permit Type:
Mechanical
Building Type:
N/A
One (1) gas line pb2012-1596
Valuation:
N/A
Permit #:
PM2013-0848
Status:
final
Fee:
$45
Permit Type:
Mechanical
Building Type:
N/A
Gas line - generator
Valuation:
N/A
Permit #:
PM11-0035
Status:
final
Fee:
$125
Permit Type:
Mechanical
Building Type:
N/A
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Mid Michigan Heating & Clg LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Mid Michigan Heating & Clg LLC License info
Verified License
| License # | 7115258 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Mid Michigan Heating & Clg LLC 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 # | 7115258 |
| 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 Mid Michigan Heating & Clg LLC 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 # | 7117739 |
| 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 Mid Michigan Heating & Clg LLC 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 # | 7109828 |
| 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 Mid Michigan Heating & Clg LLC 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 # | 7109828 |
| 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 Mid Michigan Heating & Clg LLC 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 # | 7117739 |
| 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 Mid Michigan Heating & Clg LLC at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
32
Permits
- Building permit records show that Mid Michigan Heating & Clg LLC has worked on 32 permitted projects.
Mid Michigan Heating & Clg LLC Employees
JF
Jon Franke
Owner
JF
Jon K Franke
JC
Joseph Cackowski
Owner
JC
Joseph S Cackowski
MH
Mark Hammond
Owner
MH
Mark Robert Hammond