| GWGraymont Western Lime INC | Gulliver | Nonmetallic Mineral Product Manufacturing | 327410 | — | ◐ LIKELY ACTIVE |
| PProampac | Manistique | Paper Manufacturing | 322120 | — | ◐ LIKELY ACTIVE |
| ZSZellar Sanitation, INC. | Manistique | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| EOEnd of the Road Winery, LLC | Germfask | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| GLGraymont (mi) LLC | Gulliver | Nonmetallic Mineral Product Manufacturing | 327410 | — | ◐ LIKELY ACTIVE |
| SUSauced Upper Peninsula Pizza | Manistique | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| UPUP Paper LLC | Manistique | Paper Manufacturing | 322120 | 100–499 | ◐ LIKELY ACTIVE |
| FBFlatiron Brewing LLC | Manistique | Beverage and Tobacco Product Manufacturing | 312120 | — | ◇ UNVERIFIED |
| MRManistique River/harbor Area of Concern | Manistique | Paper Manufacturing | 322122 | — | ◇ UNVERIFIED |
| PIPort Inland Plant | Gulliver | Nonmetallic Mineral Product Manufacturing | 327410 | — | ◇ UNVERIFIED |
| UFUp Fabricating CO INC | Manistique | Fabricated Metal Product Manufacturing | 332710 | — | ◇ UNVERIFIED |