| VCVishay Cera-mite Corporation | Grafton | WI | Computer and Electronic Product Manufacturing334414 | — | ◇ UNVERIFIED |
| VPVoith Paper Fabric & Roll Systems INC | Neenah | WI | Plastics and Rubber Products Manufacturing326000 | — | ◇ UNVERIFIED |
| VBVulcan Brunswick Bowling Pin CO. | Antigo | WI | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| WSWalmart Supercenter #5668 | Greendale | WI | Printing and Related Support Activities323114 | — | ◇ UNVERIFIED |
| WPWarvel Products Division of Trm INC. | Gillett | WI | Wood Product Manufacturing321210 | — | ◇ UNVERIFIED |
| WPWaterford Precision Cycles | Waterford | WI | Transportation Equipment Manufacturing336991 | — | ◇ UNVERIFIED |
 Waupaca Foundry INC Warehouse | Waupaca | WI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| WCWausau Chemical CORP | Wausau | WI | Chemical Manufacturing325610 | — | ◇ UNVERIFIED |
| WCWausau Coated Products | Wausau | WI | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| WCWausaukee Composites INC Cuba City Divis | Cuba City | WI | Plastics and Rubber Products Manufacturing326190 | — | ◇ UNVERIFIED |
| WPWausau Paper | Columbus | WI | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| WPWausau Paper CORP Brokaw Mill | Brokaw | WI | Paper Manufacturing322120 | — | ◇ UNVERIFIED |
| WIWebcrafters, INC. | Madison | WI | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| WCWedor Chemical CORP | Milwaukee | WI | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| WSWeinbrenner Shoe CO | Merrill | WI | Leather and Allied Product Manufacturing316210 | — | ◇ UNVERIFIED |
| WWells | Valders | WI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| WMWells Mfg CORP Electronics Plt | Fond Du Lac | WI | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| WBWestern Building Products INC | Wauwatosa | WI | Wood Product Manufacturing321910 | — | ◇ UNVERIFIED |
 Western Industries INC | Watertown | WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| WCWestrock Cp LLC | Adams | WI | Paper Manufacturing322210 | — | ◇ UNVERIFIED |
| WBWetzel Brothers | Cudahy | WI | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| WAWhitefield Auto, INC - Ashland Ave | Green Bay | WI | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| WIWhitefield Industrial Coating | Green Bay | WI | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| WIWhitefield Industries INC | Oshkosh | WI | Paper Manufacturing322100 | — | ◇ UNVERIFIED |
| WWhiting | Stevens Point | WI | Paper Manufacturing322120 | — | ◇ UNVERIFIED |
| WCWikoff Color Corporation - Lisbon Facility | Lisbon | WI | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| WMWildeck Mezzanines INC | Waukesha | WI | Primary Metal Manufacturing331200 | — | ◇ UNVERIFIED |
| WMWilson-hurd Mfg CO INC | Berlin | WI | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| WWWind Walker Label | Kiel | WI | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| WAWisconsin and Southern Railroad Company | Horicon | WI | Transportation Equipment Manufacturing336510 | — | ◇ UNVERIFIED |
| WFWisconsin Film and Bag Speciality Division | Hartland | WI | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| WFWisconsin Finishes | Verona | WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WLWisconsin Lighting, INC. | New Richmond | WI | Paper Manufacturing322233 | 20-99 | ◇ UNVERIFIED |
| WPWisconsin Porcelain | Sun Prairie | WI | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| WVWisconsin Vault Company INC | Janesville | WI | Miscellaneous Manufacturing339995 | — | ◇ UNVERIFIED |
| WVWisconsin Veneer & Plywood INC | Mattoon | WI | Wood Product Manufacturing321210 | — | ◇ UNVERIFIED |
| WWWm Waste INC | Union Grove | WI | Primary Metal Manufacturing331490 | — | ◇ UNVERIFIED |
| WPWoller Precision Machine LLC | Coleman | WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WCWoodbridge CORP | Brodhead | WI | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| WFWood Fibers INC | Niagara | WI | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| WEWoods Equipment Company | Schofield | WI | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| WCWorthington Cylinders-gerett Products | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332110 | — | ◇ UNVERIFIED |
| WPWs Packaging Group INC | Algoma | WI | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| WPWs Packaging Group, INC. - Neenah | Neenah | WI | Paper Manufacturing322221 | — | ◇ UNVERIFIED |
| 6B608 Brewing Company LLC | La Crosse | WI | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| APA-1 Pallets, LLC | Muscoda | WI | Wood Product Manufacturing321920 | 1-19 | ◇ UNVERIFIED |
| AAAacer Acquisition, LLC | Peshtigo | WI | Wood Product Manufacturing321910 | 100-499 | ◇ UNVERIFIED |
| APAccelerated Plastics, LLC | New Richmond | WI | Machinery Manufacturing333220 | 1-19 | ◇ UNVERIFIED |
| AMAccord Manufacturing, Inc. | Jackson | WI | Fabricated Metal Product Manufacturing332116 | 1-19 | ◇ UNVERIFIED |
| AAAccurate Automatic Part INC 163rd | New Berlin | WI | Fabricated Metal Product Manufacturing332721 | 1-19 | ◇ UNVERIFIED |
