| CCCarfair Composites USA INC | Wausaukee | WI | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| CICarlisle Interconnect Technologies | Franklin | WI | Computer and Electronic Product Manufacturing334419 | — | ◐ LIKELY ACTIVE |
Curt Manufacturing, LLC | Eau Claire | WI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| HTHawk Trailers INC | Manawa | WI | Transportation Equipment Manufacturing336210 | 20-99 | ◐ LIKELY ACTIVE |
| JTJohnson Truck Bodies | Rice Lake | WI | Transportation Equipment Manufacturing336200 | 100-499 | ◐ LIKELY ACTIVE |
| JSJ.w. Speaker CORP | Germantown | WI | Transportation Equipment Manufacturing336320 | 100-499 | ◐ LIKELY ACTIVE |
| KTKaravan Trailers, INC | Fox Lake | WI | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| KLKs Large Bore Pistons INC | Marinette | WI | Machinery Manufacturing333618 | 100-499 | ◐ LIKELY ACTIVE |
| MTMorgan Truck Body LLC | Janesville | WI | Transportation Equipment Manufacturing336200 | 100-499 | ◐ LIKELY ACTIVE |
| STStoughton Trailers, LLC - Plants 5&6 | Stoughton | WI | Transportation Equipment Manufacturing336210 | 100-499 | ◐ LIKELY ACTIVE |
| DPDecor Products INC | Wausaukee | WI | Fabricated Metal Product Manufacturing332431 | 20-99 | ◐ LIKELY ACTIVE |
| LRLake Region Enterprises INC | Chippewa Falls | WI | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| QCQuick Cable CORP | Franksville | WI | Electrical Equipment, Appliance & Component Manufacturing335931 | 100-499 | ◐ 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 |
| AIAirworthy Inc- 2020 | Hudson | WI | Transportation Equipment Manufacturing336413 | 100-499 | ◐ LIKELY ACTIVE |
| CFCummins Filtrations | Mineral Point | WI | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| FBFincantieri Bay Shipbuilding | Sturgeon Bay | WI | Transportation Equipment Manufacturing336610 | 500+ | ◐ LIKELY ACTIVE |
| GAGulfstream Aerospace Corporation | Appleton | WI | Transportation Equipment Manufacturing336411 | 500+ | ◐ LIKELY ACTIVE |
| IIIea INC | Kenosha | WI | Machinery Manufacturing333414 | 100-499 | ◐ LIKELY ACTIVE |
| KFKewaunee Fabrications LLC | Kewaunee | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| MTMonroe Truck Equipment | Marshfield | WI | Transportation Equipment Manufacturing336210 | 20-99 | ◐ LIKELY ACTIVE |
| MCMuth Company LLC | Sheboygan | WI | Transportation Equipment Manufacturing336320 | 100-499 | ◐ LIKELY ACTIVE |
| NGNelson Global Products, INC | Stoughton | WI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| NINoble-x INC | Amery | WI | Transportation Equipment Manufacturing336992 | 100-499 | ◐ LIKELY ACTIVE |
| NENorthern Engraving CORP - West Salem | West Salem | WI | Plastics and Rubber Products Manufacturing326120 | — | ◐ LIKELY ACTIVE |
| NENorthland Equipment | Janesville | WI | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| PMPierce Mfg INC | Appleton | WI | Transportation Equipment Manufacturing336120 | — | ◐ LIKELY ACTIVE |
| STStoughton Trailers LLC - Plant 3 | Stoughton | WI | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| STStoughton Trailers LLC - Plt 7 | Evansville | WI | Transportation Equipment Manufacturing336210 | — | ◐ LIKELY ACTIVE |
| AJA & J Vans | Valders | WI | Transportation Equipment Manufacturing336111 | 20-99 | ◐ LIKELY ACTIVE |
| CPCruisers Plant #2, Div of Ksc Int. INC. | Oconto | WI | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| CPCruisers Plt 1 Div of Kcs International INC | Oconto | WI | Transportation Equipment Manufacturing336610 | — | ◐ LIKELY ACTIVE |
| CFCummins Filtration - Bloomer | Bloomer | WI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| CFCummins Filtration - Neillsville East | Neillsville | WI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| FMFederal Mogul Piston Ring INC | Manitowoc | WI | Transportation Equipment Manufacturing336310 | — | ◐ LIKELY ACTIVE |
| FGFleet Guard Incorporated | Black River Falls | WI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| HMHarley-davidson Motor CO | Milwaukee | WI | Transportation Equipment Manufacturing336991 | 500+ | ◐ LIKELY ACTIVE |
| HDHarley Davidson Motor Company-tomahawk S | Tomahawk | WI | Transportation Equipment Manufacturing336300 | — | ◐ LIKELY ACTIVE |
| KIKcs International INC \2013 Plant 6 | Pulaski | WI | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| MEMpi Engineered Technologies | Deerfield | WI | Transportation Equipment Manufacturing336330 | — | ◐ LIKELY ACTIVE |
| NGNelson Global Products INC | Viroqua | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| OCOshkosh Corporation - Defense Plant | Oshkosh | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| OTOshkosh Truck CORP. - North Plant | Oshkosh | WI | Transportation Equipment Manufacturing336120 | — | ◐ LIKELY ACTIVE |
| PMPierce Manufacturing INC | Appleton | WI | Transportation Equipment Manufacturing336120 | — | ◐ LIKELY ACTIVE |
| SISeats INC | Richland Center | WI | Transportation Equipment Manufacturing336360 | — | ◐ LIKELY ACTIVE |
| SESt & E Fabrication LLC (former) | Beloit | WI | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
| TBTrek Bicycle CORP | Waterloo | WI | Transportation Equipment Manufacturing336990 | 500+ | ◐ LIKELY ACTIVE |
| AGAROW Global | Mosinee | WI | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| HPHayes Performance Systems | Mequon | WI | Transportation Equipment Manufacturing336340 | 100-499 | ◐ LIKELY ACTIVE |