Wisconsin companies
Wisconsin is home to 135 companies indexed here, drawn from public records. Of these, 37 are publicly traded and file with the SEC, so their headline financials carry dated filings. Browse the full list below, or narrow by industry. Every entry links back to its public sources.
Public companies in Wisconsin (37)Technology (4)Finance (11)Healthcare (5)Retail (11)Manufacturing (9)Energy (6)Media (3)Transportation (4)Food and Beverage (4)
All Wisconsin companies
| Company | Industry | Type | Ticker | Revenue (dated) |
|---|---|---|---|---|
| Alliance Laundry Systems | — | public | ALH | $1.7B (FY 2025) |
| Alliant Energy | Energy | public | LNT | $4.4B (FY 2025) |
| Associated Banc-Corp | Finance | public | ASB | $1.1B (FY 2023) |
| Enerpac Tool Group | — | public | EPAC | $617M (FY 2025) |
| Fiserv | Finance | public | FISV | $16B (FY 2021) |
| Generac | Manufacturing | public | GNRC | $4.2B (FY 2025) |
| Harley-Davidson | Transportation | public | HOG | $3.6B (FY 2025) |
| Koss Corporation | Technology | public | KOSS | $24M (FY 2018) |
| Lands' End | Retail | public | LE | $1.3B (FY 2026) |
| ManpowerGroup | Professional Services | public | MAN | $18B (FY 2025) |
| Marcus Corporation | Healthcare | public | MCS | $758M (FY 2025) |
| MGIC Investment Corporation | Finance | public | MTG | $1.2B (FY 2025) |
| Modine Manufacturing | — | public | MOD | $3.2B (FY 2026) |
| National Presto Industries | — | public | NPK | $504M (FY 2025) |
| Oshkosh Corporation | Transportation | public | OSK | $10B (FY 2025) |
| Regal Rexnord | — | public | RRX | $6.3B (FY 2023) |
| Rockwell Automation | — | public | ROK | $8.3B (FY 2025) |
| Schneider National | Transportation | public | SNDR | $5.0B (FY 2018) |
| Snap-on | Manufacturing | public | SNA | $4.7B (FY 2026) |
| The Manitowoc Company | Manufacturing | public | MTW | $2.2B (FY 2025) |
| Brady Corporation | Manufacturing | public | BRC | $1.5B (FY 2025) |
| Johnson Outdoors | — | public | JOUT | $592M (FY 2025) |
| Marten Transport | — | public | MRTN | $1.1B (FY 2023) |
| Trane | — | subsidiary | TT | $21B (FY 2025) |
| Twin Disc | — | public | TWIN | $341M (FY 2025) |
| WEC Energy Group | — | public | WEC | $9.8B (FY 2025) |
| A. O. Smith | — | public | — | — |
| Bemis Company | — | public | — | — |
| Kohl's | Retail | public | — | — |
| Marshall & Ilsley | Finance | public | — | — |
| Quad | — | public | — | — |
| Briggs & Stratton | — | public | — | — |
| Bucyrus-Erie | Energy | public | — | — |
| Exact Sciences Corporation | Healthcare | public | — | — |
| Journal Media Group | Media | public | — | — |
| MGE Energy | — | public | MGEE | — |
| Roundy's | Retail | public | — | — |
| Acuity Insurance | Finance | private | — | — |
| Air Wisconsin | — | — | — | — |
| Allen Edmonds | — | private | — | — |
| American Family Insurance | Finance | private | — | — |
| Amsoil | Energy | private | — | — |
| Ashley Furniture Industries | Manufacturing | private | — | — |
| Ben Franklin | — | private | — | — |
| Blain's Farm & Fleet | Retail | private | — | — |
| Broaster Company | — | private | — | — |
| Case IH | Manufacturing, Food and Beverage | subsidiary | — | — |
| Cousins Subs | Energy | private | — | — |
| Culver's | Energy | private | — | — |
| Epic Systems | Technology, Healthcare | private | — | — |
| Evinrude Outboard Motors | — | subsidiary | — | — |
| Festival Foods | Retail | private | — | — |
| Fleet Farm | Retail | private | — | — |
| Good Karma Brands | Media | private | — | — |
| Gundersen Health System | Healthcare | nonprofit | — | — |
| Harken | — | private | — | — |
| Johnsonville Foods | Food and Beverage | private | — | — |
| Joy Global | Energy | private | — | — |
| Kohler Co. | Manufacturing | private | — | — |
| Kopp's Frozen Custard | Food and Beverage | private | — | — |
| Kwik Trip | Retail | private | — | — |
| Lake Express | — | private | — | — |
| Master Lock | — | subsidiary | — | — |
| Menards | Retail | private | — | — |
| Miller Electric | Technology | subsidiary | — | — |
| Milwaukee Tool | Manufacturing | subsidiary | — | — |
| Oscar Mayer | — | private | — | — |
| Promega | Technology, Healthcare | private | — | — |
| Quest CE | — | private | — | — |
| Renaissance Learning | — | private | — | — |
| S. C. Johnson & Son | Consumer Goods | private | — | — |
| Schreiber Foods | — | private | — | — |
| Sentry Foods | Retail | — | — | — |
| Sentry Insurance | Finance | nonprofit | — | — |
| Shopko | Retail | private | — | — |
| Skyward | — | private | — | — |
| Spancrete | — | private | — | — |
| Sprecher Brewery | — | — | — | — |
| Sub-Zero | — | private | — | — |
| Trek Bicycle Corporation | — | private | — | — |
| TSR, Inc. | — | subsidiary | — | — |
| Uline | — | private | — | — |
| Wausau Homes | Real Estate | private | — | — |
| Western Publishing | Media | subsidiary | — | — |
| Western States Envelope & Label | — | private | — | — |
| Wisconsin Bell | Telecom | private | — | — |
| Wisconsin Public Service Corporation | — | — | — | — |
| ABC Supply | — | private | — | — |
| ABS Global | — | private | — | — |
| Ariens | — | private | — | — |
| Astronautics Corporation of America | Aerospace Defense | private | — | — |
| Bay Shipbuilding Company | — | subsidiary | — | — |
| Beloit Corporation | — | private | — | — |
| Carmex | — | private | — | — |
| Case Corporation | — | private | — | — |
| Colony Brands | — | private | — | — |
| Dairyland Power Cooperative | — | — | — | — |
| Duluth Trading Company | — | private | — | — |
| Electronic Theatre Controls | — | private | — | — |
| Experimental Aircraft Association | — | — | — | — |
| Fairbanks Morse Defense | — | — | — | — |
| Fincantieri Marinette Marine | — | subsidiary | — | — |
| Firstar Corporation | Finance | private | — | — |
| Fraser Shipyards | — | — | — | — |
| Freight Runners Express | — | — | — | — |
| G. Heileman Brewing Company | — | private | — | — |
| Gehl Company | Manufacturing | private | — | — |
| Green Bay Packaging | — | private | — | — |
| Hendricks Holding Company | — | private | — | — |
| Jockey International | — | private | — | — |
| La Crosse Technology | — | private | — | — |
| Marine Credit Union | Finance | private | — | — |
| Mars Cheese Castle | — | — | — | — |
| Mercury Marine | — | subsidiary | — | — |
| Metavante | Finance | private | — | — |
| Michels Corporation | — | private | — | — |
| Midwest Airlines | — | subsidiary | — | — |
| Milio's Sandwiches | — | — | — | — |
| Miron Construction | — | private | — | — |
| Neenah Foundry | — | private | — | — |
| Northwestern Mutual | Finance | private | — | — |
| Omanhene Cocoa Bean Company | — | private | — | — |
| Organic Valley | Food and Beverage | private | — | — |
| Pacific Cycle | — | private | — | — |
| Penzeys Spices | — | private | — | — |
| PlayMonster | — | private | — | — |
| Rite-Hite | — | private | — | — |
| Rocky Rococo | — | — | — | — |
| Roehl Transport | Transportation | private | — | — |
| Skyway Airlines | — | subsidiary | — | — |
| Spot Filmworks | — | private | — | — |
| West Bend Company | — | private | — | — |
| Wisconsin and Southern Railroad | — | subsidiary | — | — |
| Wisconsin Great Northern Railroad | — | private | — | — |
| Woodman's Markets | Retail | — | — | — |