Updated: May 23, 2026
Location and Projects
Address
PO BOX 514, Omro, WI, 54963
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Martens Heating & Cooling, LLC
Martens Heating & Cooling, LLC, Omro, Po Box 514, Omro, WI (Owned by: Dean S Martens) holds a Hvac Contractor, Regular, False license and 5 other licenses according to the Wisconsin Rapids license board.
Their BuildZoom score of 108 ranks in the top 5% of 94,017 Wisconsin licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Martens Heating & Cooling, LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Martens Heating & Cooling, LLC Services
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Martens Heating & Cooling, LLC Contact Information
Phone Number: (920) 685-0111
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Address: PO BOX 514, Omro, WI 54963
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Martens Heating & Cooling, LLC Omro
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Martens Heating & Cooling, LLC has a BuildZoom score of 108, which places them above 95% of 94,017 contractors in Wisconsin.
Activity
|
58 projects
|
2025 |
|
53 projects
|
2024 |
|
62 projects
|
2023 |
Our building permit records indicate that Martens Heating & Cooling, LLC has worked on at least
173.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
171 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Martens Heating & Cooling, LLC mostly works on
hvac project
projects.
Pricing
|
105 projects
|
< $5k |
|
63 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $4,730. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Martens Heating & Cooling, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove existing boiler and hydronic baseboard and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$15,435
Permit #:
202500760
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing air conditioning unit and install new. separate permits required for any electrical. remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$8,750
Permit #:
202504141
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing boiler and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$7,373
Permit #:
202501947
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing boiler and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$6,108
Permit #:
202501020
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior alterations to include adding (1) supply grille relocating (1) supply grille adding several return grilles and adding outside air to the existing furnace. the furnace air conditioning supply air duct and return duct are remaining as is. (3) exhaust will also be added to ventilate toilet rooms
Valuation:
$14,800
Permit #:
202500442
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,658
Permit #:
202503594
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$4,812
Permit #:
202502218
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$4,945
Permit #:
202501948
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$4,900
Permit #:
202501622
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,232
Permit #:
202501532
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,829
Permit #:
202501373
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$4,642
Permit #:
202501119
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,306
Permit #:
202501025
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,482
Permit #:
202501019
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$4,928
Permit #:
202501018
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,681
Permit #:
202500443
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing furnace and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$3,493
Permit #:
202500331
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New two story single family home with a three car attached garage. the house is being built on a crawlspace and this permit does not include any decks/patios. separate driveway permit required
Valuation:
$602,500
Permit #:
202404224
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing boiler and install new. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs. separate permits required for any electrical
Valuation:
$6,996
Permit #:
202507709
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace and air conditioning systems with new. separate electrical permits required for any additional electrical work. please refer to the manufacturer's installation instructions for the exhaust venting requirements. the existing venting if cellular core pvc may need to be replaced with solid core pvc or abs
Valuation:
$9,850
Permit #:
202507221
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Martens Heating & Cooling, LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Martens Heating & Cooling, LLC License info
Verified License
| License # | 8831 - HVACCONT |
| Status | Active |
| City | Wisconsin Rapids |
| Type | Hvac Contractor, Regular, False |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Martens Heating & Cooling, LLC at the City of Wisconsin Rapids.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1506701 - EC |
| Status | Active |
| City | Wisconsin Rapids |
| Type | Electrical Contractor, Regular, False |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Martens Heating & Cooling, LLC at the City of Wisconsin Rapids.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 8831-HVACCONT |
| Status | Active |
| State | Wisconsin |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Martens Heating & Cooling, LLC at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8831 |
| Status | Active |
| City | Kaukauna |
| Type | State Mechanical License, State Mechanical License |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Martens Heating & Cooling, LLC with the City of Kaukauna
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 8831 |
| Status | Inactive |
| City | Kaukauna |
| Type | Hvac Contractor, State Mechanical License |
- According to the City of Kaukauna, 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 Martens Heating & Cooling, LLC at the City of Kaukauna.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 8831 |
| Status | Inactive |
| City | Milwaukee |
| Type | Hvac Contractor |
- According to the City of Milwaukee License Search, 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 Martens Heating & Cooling, LLC at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
699
Permits
- Building permit records show that Martens Heating & Cooling, LLC has worked on 699 permitted projects.
Martens Heating & Cooling, LLC Employees
DM
Dean Martens
DM
Dean S Martens
Owner
JK
Jon Kautzer
Owner
M
Martens
Owner