| UPUpper Peninsula Machine & Engineering CO | Powers, MI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| WPWoller Precision Machine LLC | Coleman, WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WFWood Fibers INC | Niagara, WI | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| BSBiOrigin Specialty Products | Menominee, MI | Paper Manufacturing322121 | 20–99 | ◐ LIKELY ACTIVE |
| CFCaterpillar Fluid Transfer Solutions - Menominee | Menominee, MI | Fabricated Metal Product Manufacturing332912 | 100–499 | ◐ LIKELY ACTIVE |
| DFDeBacker Family Dairy | Daggett, MI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DWDecor Wausaukee | Wausaukee, WI | Fabricated Metal Product Manufacturing332999 | 20–99 | ◐ LIKELY ACTIVE |
| FRFibrek Recycling U.S. Inc. | Menominee, MI | Paper Manufacturing322110 | 100–499 | ◐ LIKELY ACTIVE |
| FFForgotten Fire Winery | Marinette, WI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| FIForte Industries Inc | Stephenson, MI | Wood Product Manufacturing321113 | 20–99 | ◐ LIKELY ACTIVE |
| GMGfs Machining INC | Peshtigo, WI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| GLGreat Lakes Custom Tool Manufacturing, Inc. | Peshtigo, WI | Machinery Manufacturing333515 | 20–99 | ◐ LIKELY ACTIVE |
| JMJCI Marinette | Marinette, WI | Machinery Manufacturing333998 | 500+ | ◐ LIKELY ACTIVE |
| KSK & S Sausage | Niagara, WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| LOLignetics of Peshtigo | Peshtigo, WI | Wood Product Manufacturing321999 | 1–19 | ◐ LIKELY ACTIVE |
| LMLockheed Martin Corporation US WI Marinette Ely St (2721) | Marinette, WI | Transportation Equipment Manufacturing336611 | 20–99 | ◐ LIKELY ACTIVE |
| MIMactech, Inc. (Marinette) | Marinette, WI | Machinery Manufacturing333517 | 1–19 | ◐ LIKELY ACTIVE |
| MDMerrill Distributing, INC. | Wausaukee, WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| NFNU-VU Food Service Systems | Menominee, MI | Machinery Manufacturing333241 | 20–99 | ◐ LIKELY ACTIVE |
| PSPelkins Smokey Meat Market | Crivitz, WI | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| SHSpirit House | Menominee, MI | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| SMSPVG Marinette | Marinette, WI | Fabricated Metal Product Manufacturing332420 | 100–499 | ◐ LIKELY ACTIVE |
| TNThe North Woods Distillery LLC | Coleman, WI | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| TBThree Bridge Brewing Company | Menominee, MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| TMTrident Maritime System LLC | Marinette, WI | Transportation Equipment Manufacturing336611 | 20–99 | ◐ LIKELY ACTIVE |
| WTWendricks Truss Inc | Hermansville, MI | Wood Product Manufacturing321214 | 20–99 | ◐ LIKELY ACTIVE |
| WEWilson Enterprises, Inc. | Wilson, MI | Wood Product Manufacturing321113 | 20–99 | ◐ LIKELY ACTIVE |
| WMWinsert Marinette | Marinette, WI | Primary Metal Manufacturing331513 | 100–499 | ◐ LIKELY ACTIVE |
| LHLumberjack Hardwoods INC | Menominee, MI | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| WPWoller Precision Machine LLC | Pound, WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AAAacer Acquisition, LLC | Peshtigo, WI | Wood Product Manufacturing321910 | — | ◇ UNVERIFIED |
| BCBeaver Creek Wood Products | Menominee, MI | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| BCBeaver Creek Wood Products, LLC | Marinette, WI | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| BFBesse Forest Products, INC. | Goodman, WI | Wood Product Manufacturing321211 | — | ◇ UNVERIFIED |
| BCBiehl Construction CO INC | Marinette, WI | Petroleum and Coal Products Manufacturing324120 | — | ◇ UNVERIFIED |
| CLCallowco, LLC | Marinette, WI | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| CMColeman Machine | Menominee, MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CMColeman Machine INC | Menominee, MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CSCorner Scoop LLC | Coleman, WI | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| DPDecor Products INC | Wausaukee, WI | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| DNDoyon & Nu-vu | Menominee, MI | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| FFFaucett Forest Products LLC | Peshtigo, WI | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| FRFibrek Recycling US INC | Menominee, MI | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| FIForte Industries Mill INC | Stephenson, MI | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| FMFreedom Metals, Inc. | Coleman, WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GCGoodrich CORP | Peshtigo, WI | Transportation Equipment Manufacturing336410 | — | ◇ UNVERIFIED |
| GLGreat Lakes Foundry Services LLC | Niagara, WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| HSHattie Street Extension | Marinette, WI | Electrical Equipment, Appliance & Component Manufacturing335912 | — | ◇ UNVERIFIED |
| IWImage Works Custom Apparel LLC | Menominee, MI | Textile Mills313220 | — | ◇ UNVERIFIED |
| KLKs Large Bore Pistons LLC | Marinette, WI | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |