| JPJJ Plank Company LLC Spencer Johnston (Andritz) | Neenah | WI | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| JJuneau | Juneau | WI | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| KKenosha | Kenosha | WI | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| KKimtech | Neenah | WI | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| KLKriete Leasing & Rental LLC | Milwaukee | WI | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
| LLakeside | Mount Pleasant | WI | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| LSLift Solutions Holdings, LLC | Neenah | WI | Machinery Manufacturing333923 | 100-499 | ◐ LIKELY ACTIVE |
| LMLowe Manufacturing Co., LLC | Readstown | WI | Machinery Manufacturing333111 | 1-19 | ◐ LIKELY ACTIVE |
| MIMactech, Inc. (Marinette) | Marinette | WI | Machinery Manufacturing333517 | 1-19 | ◐ LIKELY ACTIVE |
| MMagnetek | Menomonee Falls | WI | Machinery Manufacturing333923 | 100-499 | ◐ LIKELY ACTIVE |
| MEManitou Equipment America LLC - West Bend | West Bend | WI | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| MCManitowoc Company Corporate | Milwaukee | WI | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| MCManitowoc Cranes Inc.- Port Washington WI | Port Washington | WI | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| MIMARLO, Inc. | Racine | WI | Machinery Manufacturing333318 | 100-499 | ◐ LIKELY ACTIVE |
| MMMcDonough mfg. | Eau Claire | WI | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| MMMcFarlane Manufacturing | Sauk City | WI | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| MMMercury Marine Plant 11 (Capitol Engineering) - Brookfield | Brookfield | WI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| MOMetalcraft of Mayville New Berlin | New Berlin | WI | Machinery Manufacturing333112 | 20-99 | ◐ LIKELY ACTIVE |
| MOMetalcraft of Mayville - West Bend | West Bend | WI | Machinery Manufacturing333112 | 100-499 | ◐ LIKELY ACTIVE |
| MMMGS Mfg. Group, Inc. - Tooling | Germantown | WI | Machinery Manufacturing333514 | 100-499 | ◐ LIKELY ACTIVE |
| MPMiddleby Packaging Solutions - Appleton | Appleton | WI | Machinery Manufacturing333993 | 1-19 | ◐ LIKELY ACTIVE |
| MRMidwest Rescue Tools LLC | Milton | WI | Machinery Manufacturing333515 | — | ◐ LIKELY ACTIVE |
| MBMilwaukee Branch | Germantown | WI | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| MEMilwaukee Electronics | Glendale | WI | Machinery Manufacturing333242 | 100-499 | ◐ LIKELY ACTIVE |
| MTMilwaukee Tool Corporate | Brookfield | WI | Machinery Manufacturing333991 | 500+ | ◐ LIKELY ACTIVE |
| MMke | Milwaukee | WI | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
Modine Manufacturing Company - Franklin WI | Franklin | WI | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
Modine Manufacturing - LB White Onalaska | Onalaska | WI | Machinery Manufacturing333414 | 100-499 | ◐ LIKELY ACTIVE |
| MSMold Supplies, INC. | Richfield | WI | Machinery Manufacturing333991 | — | ◐ LIKELY ACTIVE |
| MEMotive Equipment | Milwaukee | WI | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
| MLMultistack, LLC | Sparta | WI | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
| NCNeenah Converting Center | Neenah | WI | Machinery Manufacturing333243 | 100-499 | ◐ LIKELY ACTIVE |
| NBNew Berlin Beloit Nuclear | New Berlin | WI | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| NBNew Berlin MODS Supply Emmer Facility | New Berlin | WI | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| NHNew Holstein | New Holstein | WI | Machinery Manufacturing333112 | 1-19 | ◐ LIKELY ACTIVE |
| NMNicholson Manufacturing, Inc | Ixonia | WI | Machinery Manufacturing333318 | 20-99 | ◐ LIKELY ACTIVE |
| OMO&A Manufacturing | Brooklyn | WI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| ONOilgear New Berlin | New Berlin | WI | Machinery Manufacturing333914 | 1-19 | ◐ LIKELY ACTIVE |
| OMOptima Machinery USA Corporation | Green Bay | WI | Machinery Manufacturing333993 | 100-499 | ◐ LIKELY ACTIVE |
| PCPentair Commercial Ice, LLC | Manitowoc | WI | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
| PIPillar Induction - Brookfield | Brookfield | WI | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| PTPillar Technologies | Hartland | WI | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| P1Plant 1 | Sussex | WI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| PSPower Systems Division - South & Warehouse | Appleton | WI | Machinery Manufacturing333992 | 100-499 | ◐ LIKELY ACTIVE |
| PSPower Systems Division - West | Appleton | WI | Machinery Manufacturing333992 | 20-99 | ◐ LIKELY ACTIVE |
| PTPrecision Thermal Processing | Clintonville | WI | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| PWPrecision Welding Systems Division | Appleton | WI | Machinery Manufacturing333992 | 100-499 | ◐ LIKELY ACTIVE |
| PPPremierOne Products, Inc | Pulaski | WI | Machinery Manufacturing333413 | 20-99 | ◐ LIKELY ACTIVE |
| PPPremier Paper Converting Machinery | New Berlin | WI | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| PPPrism Plastics Products, INC. | New Richdmond | WI | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |