AI Visibility Index: Industrial Filters in Wisconsin

When a buyer asks an AI assistant for a industrial filters supplier in Wisconsin, these are the companies that get named. This is what we found when the cell was last measured.

108 companies tracked
Last measured September 30, 2026
Next measurement October 30, 2026

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The headline numbers

Never named by AI

89 of 108

companies never appeared in a single buying question

They were asked the same 5 buying questions as everyone else in this cell and were not named once.

19 named at least once
89 never named

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Cell average: 0.41of 15
Across all 108 tracked companies.
Top ten average: 4of 15
The ten most visible companies in the cell.

A company's score is how many of the 15 measured answers named it.

The top ten in Wisconsin

These are the companies AI assistants named most often when Wisconsin buyers went looking for a supplier in this category.

Top 10 most AI-visible Industrial Filters companies in Wisconsin, measured September 30, 2026
Rank	Company	Location	AI visibility
1	Filtration Concepts, Inc. 19 employeesLannon, Wisconsin 3 name variants Filtration Concepts, Inc. (FCI)most common4 Filtration Concepts Inc. (FCI Wisconsin)3 FCI – Filtration Concepts Inc.1	Lannon, Wisconsin	8 of 15 answers
2	Environmental Products & Systems, Inc 8 employeesGrafton, Wisconsin	Grafton, Wisconsin	4 of 15 answers
3	FabCo Industrial Services 10 employeesNeenah, Wisconsin	Neenah, Wisconsin	4 of 15 answers
4	Fox Valley Fittings & Controls 7 employeesNeenah, Wisconsin 2 name variants Fox Valley Fittings & Controlsmost common3 Fox Valley Fittings & Controls, Inc.1	Neenah, Wisconsin	4 of 15 answers
5	IFS 60 employeesBrookfield, Wisconsin	Brookfield, Wisconsin	4 of 15 answers
6	Midwest Filter LLC Wisconsin	Wisconsin	4 of 15 answers
7	Filtration Systems Inc 45 employeesWaukesha, Wisconsin	Waukesha, Wisconsin	3 of 15 answers
8	Hastings Air Energy Control 18 employeesNew Berlin, Wisconsin 2 name variants Hastings Air Energy Control, Inc.most common2 Hastings Air Energy Control1	New Berlin, Wisconsin	3 of 15 answers
9	C&W Technical Sales Wisconsin 2 name variants C&W Technical Salesmost common2 C & W Technical Sales Inc.1	Wisconsin	3 of 15 answers
10	Micropure Filtration Inc. Wisconsin	Wisconsin	3 of 15 answers

33 more companies were named at least once. Companies outside the top ten are counted in the averages but not named here.

Also named, based in another state

AI assistants named these companies too, but MacRAE'S lists them in a different state, not Wisconsin. They belong to that state's ranking, not this one.

Company	State	Mentions
Diversified Industrial Products	New York	4 of 15
Centro, Inc.	Iowa	1 of 15
Champion Process, Inc.	Texas	1 of 15
Clearwater Industries	Connecticut	1 of 15
H‑O‑H Water Technology, Inc.	Illinois	1 of 15
Mills-Winfield Engineering Sales	Illinois	1 of 15

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The five questions we asked

Every company in this cell is measured on the same questions, written the way a buyer would type them. That is what makes the ranking a comparison rather than a collection of anecdotes.

1“Best suppliers of industrial filters in Wisconsin”
2“Who supplies high-efficiency pleated HEPA filter cartridges in Wisconsin”
3“I need a Wisconsin industrial filtration partner for a continuous-duty chemical processing line, who should I talk to”
4“Top industrial filters suppliers in Wisconsin for plant maintenance and reliability buyers”
5“Which Wisconsin industrial filter manufacturers can handle custom housings rated for high-pressure corrosive media”
6“List 20 industrial filters companies in Wisconsin with their specialties.”the roster question

Each question is asked more than once, which is why a company's score is out of 15 answers rather than out of the number of questions.

Where AI drew its answers from

These are the sources the answers in this cell leaned on most, ranked by how many of the named companies each one stands behind.

thomasnet.comDirectory
5 companies
fciwisconsin.com
3 companies
rwbaron.com
2 companies
cwtech-sales.com
2 companies
foxvalleyfittings.com
2 companies
hastingsair.com
2 companies
wisfilter.com
2 companies
zinga.com
2 companies
airsan.com
1 company
diproducts.com
1 company
envprods.com
1 company
fabcoind.com
1 company

53 sources were cited across this cell's answers from 46 domains. A directory page often stands behind several companies at once; a company's own site usually stands behind one.

Wisconsin in context

Wisconsin ranks 7th of 21 measured states in this category. Each bar is the share of that state's tracked companies that AI assistants named at least once; across every measured state in this category the share is 12%.

Wisconsin (this report)Other measured statesCategory average (12%)

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