| AIAstec Industries, Pdc | Prairie Du Chien | — | ◐ LIKELY ACTIVE |
| BEBeckart Environmental INC | Kenosha | — | ◐ LIKELY ACTIVE |
| GPGenerac Power Systems | Jefferson | — | ◐ LIKELY ACTIVE |
| TGThe Gund Company, INC. | Waukesha | — | ◐ LIKELY ACTIVE |
| TMThe Manitowoc Company, INC. | Manitowoc | — | ◐ LIKELY ACTIVE |
| WEWausau Equipment Company INC | New Berlin | — | ◐ LIKELY ACTIVE |
| ASAdvance Systems, INC. | Green Bay | — | ◇ UNVERIFIED |
| AAirpro-ta335 | Rhinelander | — | ◇ UNVERIFIED |
| AFAndritz Fabrics and Rolls | Neenah | — | ◇ UNVERIFIED |
| APApv Prods | Lake Mills | — | ◇ UNVERIFIED |
| AEAssociate Engineering CORP | Hustisford | — | ◇ UNVERIFIED |
| BHBarko Hydraulics LLC | Superior | — | ◇ UNVERIFIED |
| BCBw Converting INC | Green Bay | — | ◇ UNVERIFIED |
| CGCaterpillar Global Mining - North of Rawson | South Milwaukee | — | ◇ UNVERIFIED |
| COCherry Optical | Green Bay | — | ◇ UNVERIFIED |
| CFConstruction Forms INC | Grafton | — | ◇ UNVERIFIED |
| CIContrx Industries INC | Neenah | — | ◇ UNVERIFIED |
| C1Crane 1 Services | Oak Creek | — | ◇ UNVERIFIED |
| CFCummins Filtration - Neillsvil Le West | Neillsville | — | ◇ UNVERIFIED |
| FCFire Combat Div of Sensor Electronics | Marinette | — | ◇ UNVERIFIED |
| FPFood Process Systems | Lodi | — | ◇ UNVERIFIED |
| FPFristam Pumps INC | Middleton | — | ◇ UNVERIFIED |
| GCGehl Company | West Bend | — | ◇ UNVERIFIED |
| GOGe Oil & Gas Operations LLC | Oshkosh | — | ◇ UNVERIFIED |
| GCGreenheck CORP. Mosinee | Mosinee | — | ◇ UNVERIFIED |
 Greenheck Fan CORP | Schofield | — | ◇ UNVERIFIED |
| Greenheck Fan CORP | Schofield | — | ◇ UNVERIFIED |
| Greenheck Fan Corporation - Facility 18 | Schofield | — | ◇ UNVERIFIED |
| HIHeattek INC West Allis | West Allis | — | ◇ UNVERIFIED |
| IEIngersoll Equipment CO | Winneconne | — | ◇ UNVERIFIED |
| IRInmar Rx Solutions INC (former) | Milwaukee | — | ◇ UNVERIFIED |
| ITInternational Thermal Systems | Milwaukee | — | ◇ UNVERIFIED |
| IIIvarson INC | Milwaukee | — | ◇ UNVERIFIED |
| KFKomatsu Forest LLC | Shawano | — | ◇ UNVERIFIED |
| KSKomatsu South Harbor | Milwaukee | — | ◇ UNVERIFIED |
| KKKono Kogs | Green Bay | — | ◇ UNVERIFIED |
| LPL P I, INC. | Eau Claire | — | ◇ UNVERIFIED |
| MPMagnum Products LLC | Berlin | — | ◇ UNVERIFIED |
| MCManitowoc Cranes | Port Washington | — | ◇ UNVERIFIED |
 M-b Companies INC | Chilton | — | ◇ UNVERIFIED |
| M-b Companies INC | Chilton | — | ◇ UNVERIFIED |
| MMMercury Marine - Plant 33 | Oshkosh | — | ◇ UNVERIFIED |
| MGMerit Gear LLC | Antigo | — | ◇ UNVERIFIED |
| MEMiller Electric Greenville | Appleton | — | ◇ UNVERIFIED |
| MEMiller Electric - Light Industrial | Appleton | — | ◇ UNVERIFIED |
| MEMiller Electric Manufacturing LLC Ie North | Greenville | — | ◇ UNVERIFIED |
| MMModine Mfg CO | Racine | — | ◇ UNVERIFIED |
| MMMorris Material Handling INC | Oak Creek | — | ◇ UNVERIFIED |
| NENeroco Engineering | Oconto | — | ◇ UNVERIFIED |
| OCOshkosh CORP - Oakwood Facility | Oshkosh | — | ◇ UNVERIFIED |
