The 100 Largest Companies In Wisconsin For 2020

by Chris Kolmar
Biggest Companies, Rankings - 9 months ago

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If you live in Wisconsin and you’re looking for a job, you have come to the right place.

What’s The Largest Company In Wisconsin?

Acs Group is the largest company headquartered in Wisconsin based on our database of 10 million resumes. It has 210,345 employees. See the full table or the methodology below.

Because, sure, you can google things like ‘biggest companies in Wisconsin’ and get a fairly long list of companies with a lot of employees, or perhaps that have the biggest names — but here, we bring you the companies with the most current employees that are actually headquartered in Wisconsin.

Below, we’ll give you a complete list of Wisconsin’s 100 largest companies, but first, here’s a look at the top 10:

  1. ACS Group
  2. Johnson Controls
  3. Kohl’s
  4. Tyco International Plc
  5. Menards
  6. Aurora Sinai Medical Center
  7. Kohler Co.
  8. ManpowerGroup
  9. Fiserv
  10. Ashley Furniture Industries

ACS Group comes in at the top, with more current employees than any other company in the state. We’ll get to specifics in a moment; first, here’s a look at our methodology.

How we identified the biggest companies in Wisconsin

Here at Zippia we have developed a database of over 250,000 companies that spans the entire country.

For this report, we looked at the companies headquartered in Wisconsin with at least 100 employees. That left us with 992 companies.

We then ranked each company from most to least current employees to determine the biggest companies in Wisconsin.

As it turns out, ACS Group looks to the be the biggest company in Wisconsin clocking in with 210,345 employees.

Now, check out how the 100 biggest companies in Wisconsin ranked.

If you’re interested, you can read more about the Wisconsin job scene here:

Detailed List Of The 100 Biggest Companies In Wisconsin

Rank Company City Employees
1 ACS Group New Berlin 210,345
2 Johnson Controls Milwaukee 121,000
3 Kohl’s Menomonee Falls 85,000
4 Tyco International Plc Glendale 69,000
5 Menards Eau Claire 40,000
6 Aurora Sinai Medical Center Milwaukee 33,000
7 Kohler Co. Kohler 32,000
8 ManpowerGroup Milwaukee 30,000
9 Fiserv Brookfield 23,000
10 Ashley Furniture Industries Arcadia 22,582
11 Rockwell Automation Milwaukee 22,000
12 Roundy’s Milwaukee 20,000
13 Schneider National Green Bay 19,300
14 Kwik Trip La Crosse 18,000
15 UW Health Madison 18,000
16 University of Wisconsin-Madison Madison 17,570
17 Shopko Green Bay 16,650
18 Bemis Company Neenah 16,582
19 A. O. Smith Milwaukee 16,100
20 Spectrum Brands Holdings Middleton 15,700
21 Oshkosh Oshkosh 13,800
22 S. C. Johnson & Son Racine 13,000
23 Snap-on Kenosha 12,600
24 American Family Insurance Madison 11,307
25 Modine Manufacturing Racine 11,200
26 Carson Pirie Scott & Co Milwaukee 10,001
27 Webex Neenah 10,000
28 Milwaukee Public Schools Milwaukee 9,636
29 Epic Systems Verona 9,000
30 Pssi Kieler 8,624
31 Schreiber Foods Green Bay 8,000
32 Rexnord Milwaukee 8,000
33 CASE North America Racine 8,000
34 WEC Energy Group Milwaukee 8,000
35 Marshfield Clinic Marshfield 7,744
36 Gundersen Health System La Crosse 7,621
37 General Mitchell International Airport Milwaukee 7,500
38 Northwestern Mutual Milwaukee 7,500
39 Marcus Milwaukee 7,500
40 US LBM Holdings Green Bay 7,300
41 Safway Group Holding Waukesha 7,300
42 Trulite Glass & Aluminum Solutions New Berlin 7,020
43 ThedaCare Appleton 7,000
44 Festival Foods De Pere 7,000
45 Fleet Farm Appleton 6,600
46 Brady Milwaukee 6,600
47 Aurora Medical Group Milwaukee 6,384
48 Gardner Denver Milwaukee 6,200
49 State of Wisconsin Madison 6,160
50 REV Group Milwaukee 6,000
51 Uline Pleasant Prairie 6,000
52 Michels Brownsville 6,000
53 Red Star Yeast Milwaukee 6,000
54 Harley-Davidson Milwaukee 5,800
55 University of Wisconsin Milwaukee Milwaukee 5,640
56 Actuant Menomonee Falls 5,400
57 Briggs & Stratton Wauwatosa 5,300
58 Lands’ End Dodgeville 5,300
59 Zurn Industries Milwaukee 5,100
60 Wisconsin Bell Milwaukee 5,000
61 Columbia St. Mary’s Milwaukee 5,000
62 The Manitowoc Company Manitowoc 4,900
63 Marquette University Milwaukee 4,870
64 Fortis Management Group Milwaukee 4,734
65 Associated Banc Green Bay 4,700
66 Menasha Neenah 4,625
67 National Insurance Company Brookfield 4,621
68 ProHealth Care Waukesha 4,552
69 Roadrunner Transportation Systems Cudahy 4,502
70 Waupaca Foundry Waupaca 4,500
71 Jason Industries Milwaukee 4,400
72 Cooper Power Systems Waukesha 4,300
73 Brenntag Great Lakes Wauwatosa 4,270
74 Goodwill Industries of Southeastern Wisconsin Greendale 4,165
75 Fairway Independent Mortgage Madison 4,109
76 ABC Supply Beloit 4,076
77 Cousins Submarines Menomonee Falls 4,000
78 CUNA Mutual Group Madison 4,000
79 United Medical Resources Wausau 4,000
80 Sentry Stevens Point 4,000
81 Alliant Energy Madison 3,989
82 Sensient Technologies Milwaukee 3,986
83 Generac Power Systems Mukwonago 3,905
84 Aspirus Wausau 3,900
85 STRATTEC Security Milwaukee 3,877
86 Great Wolf Lodge Madison 3,750
87 Marten Transport Mondovi 3,622
88 Curwood Oshkosh 3,500
89 Wisconsin Technical Colleges Madison 3,500
90 Children’s Hospital of Wisconsin – Milwaukee Campus Milwaukee 3,420
91 Bellin Health Green Bay 3,382
92 Rottinghaus Company La Crosse 3,200
93 Green Bay Packaging Green Bay 3,200
94 Broan Hartford 3,200
95 Wisconsin Association of Independent Colleges & Universities Madison 3,187
96 Midwest Air Group Oak Creek 3,111
97 Bethesda Thrift Shop Hales Corners 3,106
98 Robert W. Baird & Co. Milwaukee 3,100
99 Winnebago County Oshkosh 3,000
100 Nelson Global Products Stoughton 3,000

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