Updated: Mar 10, 2026
Location and Projects
Address
Mason, MI, 48854
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Richard Karl Nerkowski HVAC/Mechanical Contractor
Richard Karl Nerkowski, Mason, MI (Owned by: Richard Nerkowski) holds a Mechanical Contractor license and 1 other license 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 Richard Karl Nerkowski, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Richard Karl Nerkowski Contact Information
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Building Permits by Richard Karl Nerkowski
This is a sample of this contractor's permits. Click here to access their complete permit history.
W heater
Valuation:
N/A
Permit #:
PM20-0087
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Furnace
Valuation:
N/A
Permit #:
PM18-0259
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Installed gas line and vent for a dryer
Valuation:
$0
Permit #:
B042055
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Installed gas line and vent for a dryer
Valuation:
$0
Permit #:
B042056
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Installed gas line and vent for a dryer
Valuation:
$0
Permit #:
B042057
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Installed gas line and vent for a dryer
Valuation:
$0
Permit #:
B042058
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Installed gas line and vent for a dryer
Valuation:
$0
Permit #:
B042059
Status:
WEBVOID
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Nistalled gas line and vent for a dryer
Valuation:
$0
Permit #:
M416446
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Furnace
Valuation:
N/A
Permit #:
PM15-1639
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Addition furnace and ductwork tappan $61 pd. 10/12/00 rec. 111346
Valuation:
N/A
Permit #:
PM000557
Status:
final
Fee:
$61
Permit Type:
Replace appliance
Building Type:
N/A
Pull a permit to inspect just the central air unit/ward 07-26-05
Valuation:
$0
Permit #:
M327865
Status:
FINAL
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Replace waf and wtr htr $77 pd. 8/20/99 rec. 104926
Valuation:
N/A
Permit #:
PM990432
Status:
final
Fee:
$77
Permit Type:
Replace appliance
Building Type:
N/A
Pull a permit to inspect just the air conditioner
Valuation:
$0
Permit #:
E318465
Status:
WEBVOID
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Pull a permit to inspect just the air conditioner
Valuation:
$0
Permit #:
M327861
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Pull a permit to inspect just the air conditioner
Valuation:
$0
Permit #:
M327862
Status:
WEBVOID
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Pull a permit to inspect just the air conditioner
Valuation:
$0
Permit #:
M327863
Status:
WEBVOID
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Pull a permit to inspect just the air conditioner
Valuation:
$0
Permit #:
M327864
Status:
WEBVOID
Fee:
$1,830
Permit Type:
N/A
Building Type:
N/A
Temp units furnace replace/gq012916 12-20-02
Valuation:
$0
Permit #:
M284538
Status:
FINAL
Fee:
$1,240
Permit Type:
N/A
Building Type:
N/A
Gq023465 $140.00 01-25-07
Valuation:
$0
Permit #:
M348960
Status:
FINAL
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
Fireplace duct work
Valuation:
N/A
Permit #:
PH01-0604
Status:
final
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
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Richard Karl Nerkowski Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Richard Karl Nerkowski License info
Verified License
| License # | 7111228 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Richard Karl Nerkowski 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 # | 7111228 |
| 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 Richard Karl Nerkowski with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
13
Permits
- Building permit records show that Richard Karl Nerkowski has worked on 13 permitted projects.
Richard Karl Nerkowski Employees
RN
Richard Nerkowski
Owner
RN
Richard Karl Nerkowski