| VLVogtronics LLC | Mount Horeb, WI | Computer and Electronic Product Manufacturing334418 | — | ◐ LIKELY ACTIVE |
| VSV&V Supremo Foods | Arena, WI | Food Manufacturing311513 | 20–99 | ◐ LIKELY ACTIVE |
| WMWashington Mills Ceramics Sun Prairie | Sun Prarie, WI | Nonmetallic Mineral Product Manufacturing327910 | 20–99 | ◐ LIKELY ACTIVE |
| WWWaunakee, WI | Waunakee, WI | Nonmetallic Mineral Product Manufacturing327320 | 20–99 | ◐ LIKELY ACTIVE |
| WCWi107 Cameca Instruments, INC. | Madison, WI | Computer and Electronic Product Manufacturing334516 | 20–99 | ◐ LIKELY ACTIVE |
| WWisconsin | Columbus, WI | Food Manufacturing311813 | 100–499 | ◐ LIKELY ACTIVE |
| WFWisconsin Foam Company | Madison, WI | Plastics and Rubber Products Manufacturing326140 | 20–99 | ◐ LIKELY ACTIVE |
| WBWisconsin's Best | Oregon, WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| WSWSEL - Sun Prairie | Sun Prairie, WI | Paper Manufacturing322230 | 20–99 | ◐ LIKELY ACTIVE |
| YBYahara Bay Distillers | Fitchburg, WI | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| YBYahara Bay Distillers, INC. | Madison, WI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| YBYoung Blood Beer Company | Madison, WI | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| NANutrien Ag Solutions INC | De Forest, WI | Chemical Manufacturing325320 | — | ◐ LIKELY ACTIVE |
| DMDane Mfg CO INC | Dane, WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| DDDeath's Door Distillery, LLC | Middleton, WI | Beverage and Tobacco Product Manufacturing312140 | — | ◇ UNVERIFIED |
| MCMill Creek Cheese, LLC | Arena, WI | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| PPPortage Plastics Corporation | Portage, WI | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RMRobbins Manufacturing INC | Fall River, WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| T9Tribe 9 Foods | Madison, WI | Food Manufacturing311911 | — | ◇ UNVERIFIED |
| VIValiant, INC. | Madison, WI | Miscellaneous Manufacturing339930 | — | ◇ UNVERIFIED |
| AMAAM Manufacturing, LLC | Madison, WI | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| ADActuant Dba Enerpac | Columbus, WI | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| APAdame Pallets LLC | Madison, WI | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| AAAdm Alliance Nutrition | Fitchburg, WI | Food Manufacturing311110 | — | ◇ UNVERIFIED |
| ACAdvance Concrete Form, Inc.. | Madison, WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals | Cambridge, WI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals LTD | Cambridge, WI | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| ACAdvanced Comfort Products INC | Portage, WI | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| AAAdvantage Aero, INC. | Madison, WI | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| APAg Precision Formulators | Middleton, WI | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| ACAleky Corporation | De Forest, WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| AIAlkar-rapidpak, INC. | Lodi, WI | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| ACAllen Construction Services, INC. | Deerfield, WI | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| APAll Pro Pallet | Pardeeville, WI | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| ASA.l. Schutzman Company, INC. | Sun Prairie, WI | Food Manufacturing311911 | — | ◇ UNVERIFIED |
| APAmerican Packaging CORP | De Forest, WI | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| AIAMM Incorprorated | Portage, WI | Machinery Manufacturing333519 | — | ◇ UNVERIFIED |
 Associated Milk Producers Inc-portage | Portage, WI | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| APAstro Pak LLC | Middleton, WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| ACAutomated Components, INC. | Middleton, WI | Computer and Electronic Product Manufacturing334512 | — | ◇ UNVERIFIED |
| BFBagels Forever, INC. | Madison, WI | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| BRBailey’s Run Vineyard and Winery | New Glarus, WI | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| BCBall Corporation | De Forest, WI | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| BBB & B Laminates, INC. | Cross Plains, WI | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| BLBell Laboratories INC Windsor | Windsor, WI | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| BLBerg Liquor Systems, LLC | Monona, WI | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| BBBevvy Bike LLC | Sun Prairie, WI | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| BBBloom Bake Shop LLC | Madison, WI | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| BBBloom Bindery, LLC | Middleton, WI | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| BCBock CORP | Madison, WI | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
