Updated: Aug 04, 2025
Location and Projects
Address
218 S Main St, Fond Du Lac, WI, 54935
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Ahern-gross Plumbing
Ahern-Gross, Inc. is a family owned Wisconsin plumbing contracting business that strives to provide quality service and products for customers within 60 miles of its downtown location at 218 S. Main Street, Fond du Lac. A Kohler-registered showroom for over 20 years-- Ahern-Gross features the latest in plumbing fixtures to outfit kitchens and baths.
From BuildZoom: Ahern-gross Plumbing, 218 S Main St, Fond du Lac, WI (Owned by: Michael E Ballwanz) holds a Building Contractor Registration license according to the Wisconsin license board.
Their BuildZoom score of 106 ranks in the top 7% of 94,017 Wisconsin licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ahern-gross Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Ahern-gross Plumbing Services
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Ahern-gross Plumbing Contact Information
Phone Number: (920) 921-1414
Address: 218 S Main St, Fond du Lac, WI 54935
Ahern-gross Plumbing Fond du Lac
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ahern-gross Plumbing has a BuildZoom score of 106, which places them above 93% of 94,017 contractors in Wisconsin.
Activity
|
4 projects
|
2025 |
|
6 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Ahern-gross Plumbing has worked on at least
18.0 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
|
4 projects
|
Home Additions |
|
3 projects
|
New Constructions |
|
17 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Ahern-gross Plumbing mostly works on
plumbing project
and home addition
projects.
Pricing
|
2 projects
|
< $5k |
|
6 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
5 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $32,075. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior remodel to include remodeling the 2nd floor men's and women's restrooms and remodel of the existing 1st floor men's locker room into a women's and men's bathroom and shower area
Valuation:
$92,200
Permit #:
202407608
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Finishing out a rough in that was submitted before on permit #201905105. work was started and the rough-in was inspected 09/19. installation of fixtures shall be according to previously approved plan. notes from approval letter dated 08/28/19 still apply
Valuation:
$37,500
Permit #:
202206739
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mfcb - multi-family buildings (3+ dwelling units) or commercial buildings new construction additions
2023-09-15
New construction of electrical and restroom facility
Valuation:
$293,000
Permit #:
MFCB-23-86
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing associated with the construction of a commercial addition per approved plumbing plans
Valuation:
$186,900
Permit #:
202400462
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing associated with remodel of existing commercial building per approved plans
Valuation:
$55,560
Permit #:
202406487
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel of park shelter
Valuation:
$17,500
Permit #:
202502611
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel of park shelter
Valuation:
$17,500
Permit #:
202502610
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel to include relocating toilet & shower and eliminating the existing tub
Valuation:
$7,190
Permit #:
202301438
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing associated with remodel of existing commercial building per approved plans
Valuation:
$32,075
Permit #:
202404336
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing for new addition to existing commercial building per approved plumbing plans
Valuation:
$75,000
Permit #:
202305647
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel to include replacing the plumbing fixtures. separate permits required for any building electrical or hvac
Valuation:
$5,270
Permit #:
202308592
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom layout being changed. relocating toilet shower and lav/vanity
Valuation:
$2,500
Permit #:
202506085
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing associated with construction of new park shelter
Valuation:
$66,400
Permit #:
202203377
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing plan review for new commercial building
Valuation:
$59,600
Permit #:
202207668
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing associated with remodel of existing bathrooms
Valuation:
$32,700
Permit #:
202204388
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior plumbing plan review for addition to existing building
Valuation:
$29,750
Permit #:
202202724
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for mezz addition
Valuation:
$35,940
Permit #:
202301818
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing new building
Valuation:
$81,900
Permit #:
202405980
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing commercial water heater
Valuation:
$12,000
Permit #:
202506362
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New water meter
Valuation:
$79,500
Permit #:
202405848
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Recent Buildzoom Projects
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Verified License
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Ahern-gross Plumbing License info
Verified License
| License # | 270156 |
| Status | Active |
| State | Wisconsin |
| Type | Building Contractor Registration |
- BuildZoom has not verified this license since January, 2010.
Verify this license's status for Ahern-gross Plumbing at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
95
Permits
- Building permit records show that Ahern-gross Plumbing has worked on 95 permitted projects.
Ahern-gross Plumbing Employees
MB
Michael E Ballwanz
Owner
Their showroom is awesome! Their staff was very helpful!