Updated: Jun 03, 2026
Location and Projects
Address
Oshkosh, WI, 54901
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Merten Plumbing & Heating Inc
Merten Plumbing & Heating Inc at WI 54901, held a HVAC/Mechanical Contractor license (#4136) with the Milwaukee contractors license board. We last verified the license was inactive on 05-22-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 94,017 Wisconsin contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Merten Plumbing & Heating Inc Contact Information
Phone Number: (920) 231-6795
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Merten Plumbing & Heating Inc
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Merten Plumbing & Heating Inc, click “This is My Business” to update your information.
Activity
|
2 projects
|
2025 |
|
7 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Merten Plumbing & Heating Inc has worked on at least
15.0 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.
Pricing
|
12 projects
|
< $5k |
|
1 project
|
$20k-$50k |
The typical size of their permits is approximately $1,664. 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 Merten Plumbing & Heating Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodel kitchen and bathroom
Valuation:
$5,000
Permit #:
202502204
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replaced sewer lateral
Valuation:
$22,000
Permit #:
202502960
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing water heater and install new. separate permits required for any electrical
Valuation:
$1,668
Permit #:
202405815
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing water heater and install new. separate permits required for any electrical
Valuation:
$1,550
Permit #:
202402781
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing new storm sewer for downspouts and sump pump discharge. part of mini storm sewer program fee is waived
Valuation:
$4,000
Permit #:
202308416
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace lead water service with copper to just inside the foundation wall and then switching to pex and running all the way to back of building for water meter connection. this building has a crawl space. water calculation sheet is required.
Valuation:
$2,000
Permit #:
201801621
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace the existing water heater
Valuation:
$1,350
Permit #:
202300954
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace the existing water heater
Valuation:
$1,550
Permit #:
202300953
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Floor drain and install tubing for future in-floor heating
Valuation:
$1,000
Permit #:
202406244
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement fixtures associated with the bathroom remodel
Valuation:
$5,000
Permit #:
202405816
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing a replacement water heater. electric 52 gallon
Valuation:
$1,400
Permit #:
202405817
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing (1) rooftop unit (small addition to the east side of the building)
Valuation:
$3,600
Permit #:
202307052
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install water heater in residential home
Valuation:
$1,495
Permit #:
202208189
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel - new shower new shower faucets new knee wall
Valuation:
$16,714
Permit #:
202005309
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing water heater
Valuation:
$1,664
Permit #:
202402780
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair water service leak
Valuation:
$800
Permit #:
202402779
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing the existing water heater
Valuation:
$1,659
Permit #:
202305172
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing associated with bathroom remodel
Valuation:
$1,800
Permit #:
202005669
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing water heater
Valuation:
$1,050
Permit #:
202001813
Status:
issued 5/4/2020
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing water heater
Valuation:
$1,820
Permit #:
202305171
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Merten Plumbing & Heating Inc Reviews
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Recent Buildzoom Projects
Merten Plumbing & Heating Inc License info
Inactive License
| License # | 4136 |
| 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 Merten Plumbing & Heating Inc at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4136-HVACCONT |
| Status | Inactive |
| State | Wisconsin |
| Type | Hvac Contractor |
- According to the Wisconsin Department of Safety and Professional Services, 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 Merten Plumbing & Heating Inc at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Merten Plumbing & Heating Inc, click “This is My Business” to update your information.
195
Permits
- Building permit records show that Merten Plumbing & Heating Inc has worked on 195 permitted projects.
Merten Plumbing & Heating Inc Employees
JM
Jeffrey Merten
JM
Jeffrey S Merten
Owner