| PEPro Engineering and Manufacturing INC | Milwaukee | WI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
Professional Plating | Brillion | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| QDQuantum Devices INC | Barneveld | WI | Computer and Electronic Product Manufacturing334413 | 20-99 | ◐ LIKELY ACTIVE |
| QCQuick Cable CORP | Franksville | WI | Electrical Equipment, Appliance & Component Manufacturing335931 | 100-499 | ◐ LIKELY ACTIVE |
| RBR. B. Royal Industries | Fond Du Lac | WI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| RPReindl Printing , INC. | Merrill | WI | Printing and Related Support Activities323110 | 20-99 | ◐ LIKELY ACTIVE |
| RDRomo Durable Graphics | De Pere | WI | Printing and Related Support Activities323110 | 100-499 | ◐ LIKELY ACTIVE |
| RSR Sabee CO LLC | Appleton | WI | Paper Manufacturing322291 | 20-99 | ◐ LIKELY ACTIVE |
| SCShoto CORP | Two Rivers | WI | Furniture and Related Product Manufacturing337210 | 20-99 | ◐ LIKELY ACTIVE |
| SKShowcase Kitchens INC | Green Bay | WI | Wood Product Manufacturing321999 | 20-99 | ◐ LIKELY ACTIVE |
| SRSnow River Products | Crandon | WI | Wood Product Manufacturing321990 | 1-19 | ◐ LIKELY ACTIVE |
| SRSonag Ready Mix | Milwaukee | WI | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| SISpartek INC | Sparta | WI | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| STSpecialty Tapes LLC | Franksville | WI | Paper Manufacturing322220 | — | ◐ LIKELY ACTIVE |
| SASpectrum Aluminum Finishing | Muskego | WI | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| SWSprings Window Fashions LLC | Middleton | WI | Furniture and Related Product Manufacturing337920 | 500+ | ◐ LIKELY ACTIVE |
| SSS & S Cycle INC | Viola | WI | Transportation Equipment Manufacturing336990 | 100-499 | ◐ LIKELY ACTIVE |
| SSStrattec Security CORP | Glendale | WI | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| SISystems INC | Germantown | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| TMThe Metal Ware Corporation | Two Rivers | WI | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| TITrussworks INC | Hayward | WI | Wood Product Manufacturing321214 | 20-99 | ◐ LIKELY ACTIVE |
| UPUltra Plating CORP | Green Bay | WI | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| USUnited Stars INC | Beloit | WI | Primary Metal Manufacturing331210 | 500+ | ◐ LIKELY ACTIVE |
| UPUniversal Presentation Concepts | Madison | WI | Furniture and Related Product Manufacturing337215 | 20-99 | ◐ LIKELY ACTIVE |
| WEWaupaca Elevator CO INC | Appleton | WI | Machinery Manufacturing333921 | 20-99 | ◐ LIKELY ACTIVE |
| WHWausau Hydraulics & Machine INC | Schofield | WI | Textile Mills313300 | 1-19 | ◐ LIKELY ACTIVE |
| WCWilco Cabinet Makers INC | Green Bay | WI | Wood Product Manufacturing321918 | 20-99 | ◐ LIKELY ACTIVE |
| WBWisconsin Built INC | Deerfield | WI | Furniture and Related Product Manufacturing337212 | 100-499 | ◐ LIKELY ACTIVE |
| WCWorth CO | Whiting | WI | Textile Mills313300 | 20-99 | ◐ LIKELY ACTIVE |
| XTXymox Technologies INC. | Milwaukee | WI | Computer and Electronic Product Manufacturing334419 | 20-99 | ◐ LIKELY ACTIVE |
| ZJZalk Josephs Fabricators INC. | Stoughton | WI | Fabricated Metal Product Manufacturing332310 | 20-99 | ◐ LIKELY ACTIVE |
| 3C3m Company - Disposal | Appleton | WI | Paper Manufacturing322221 | — | ◐ LIKELY ACTIVE |
| 3C3m CO - Wausau Downtown | Wausau | WI | Nonmetallic Mineral Product Manufacturing327990 | — | ◐ LIKELY ACTIVE |
| 3W3m Wausau - Greystone Plant | Wausau | WI | Nonmetallic Mineral Product Manufacturing327992 | — | ◐ LIKELY ACTIVE |
| APA&b Process Systems | Stratford | WI | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| AGAcme Galvanizing INC | Milwaukee | WI | Fabricated Metal Product Manufacturing332810 | — | ◐ LIKELY ACTIVE |
| AGAcs Group | New Berlin | WI | Machinery Manufacturing333248 | 100-499 | ◐ LIKELY ACTIVE |
Advance Screw Products, INC | Saint Francis | WI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| ATAdvance Transformer CO | Boscobel | WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| ACAFK Corp | Ripon | WI | Machinery Manufacturing333511 | 20-99 | ◐ LIKELY ACTIVE |
| AIAgropur INC | Luxemburg | WI | Food Manufacturing311510 | 100-499 | ◐ LIKELY ACTIVE |
| ANAhlstrom NA Specialty Solutions LLC | Kaukauna | WI | Paper Manufacturing322110 | — | ◐ LIKELY ACTIVE |
| AIAirworthy Inc- 2020 | Hudson | WI | Transportation Equipment Manufacturing336413 | 100-499 | ◐ LIKELY ACTIVE |
| ALAlgoma Lumber Company, Inc. | Algoma | WI | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| AMAlliance Manufacturing, Inc. | Fond Du Lac | WI | Machinery Manufacturing333318 | 20-99 | ◐ LIKELY ACTIVE |
| APAlloy Products CORP | Waukesha | WI | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
| AFAluminum Foundry of Wisconsin, INC. | Lannon | WI | Primary Metal Manufacturing331520 | 20-99 | ◐ LIKELY ACTIVE |
| ACAmcor Converter Films | Oshkosh | WI | Plastics and Rubber Products Manufacturing326112 | 100-499 | ◐ LIKELY ACTIVE |
| AWAmcor Wisconsin, LLC | New London | WI | Paper Manufacturing322221 | — | ◐ LIKELY ACTIVE |
| AWAmcor Wisconsin, LLC | Boscobel | WI | Paper Manufacturing322220 | — | ◐ LIKELY ACTIVE |