| Midwest Medical Transport Company LLC VA | Healthcare & Social Assistance | 0 | — | F |
| Midwest Medical Transport Company LLC WI | Healthcare & Social Assistance | 0 | — | F |
| Midwest Metal Products IA | Manufacturing | 0 | — | F |
| Midwest Metal Products, Inc. MN | Manufacturing | 0 | — | F |
| Midwest Microwave Solutions, Inc. IA | Manufacturing | 0 | — | A |
| Midwest Millwork & Casework LLC WI | Manufacturing | 0 | — | F |
| Midwest Millwright Services Inc. IL | Construction | 0 | — | A |
| Midwest Mold & Texture Corporation OH | Manufacturing | 0 | — | F |
| Midwest Mold Services MI | Manufacturing | 0 | — | A |
| Midwest Molding IL | Manufacturing | 0 | — | A |
| MIDWEST MOLDING INC - 0142084 IL | Manufacturing | 0 | — | A |
| Midwest Molding Inc. OH | Manufacturing | 0 | — | D |
| Midwest Motor Express Inc. CO | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. IA | Transportation & Warehousing | 0 | — | D |
| Midwest Motor Express Inc. IL | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. MN | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. MO | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. MT | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. ND | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. NE | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. OR | Transportation & Warehousing | 0 | — | A |
| Midwest Motor Express Inc. SD | Transportation & Warehousing | 0 | — | D |
| Midwest Motor Express Inc. UT | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. WA | Transportation & Warehousing | 0 | — | D |
| Midwest Motor Express Inc. WI | Transportation & Warehousing | 0 | — | F |
| Midwest Motor Express Inc. WY | Transportation & Warehousing | 0 | — | A |
| Midwest Motor Supply Co. OH | Wholesale Trade | 2 | $132,559 | — |
| Midwest Motors LLC MN | Retail Trade | 0 | — | D |
| Midwest Moulding & Door, Inc. WI | Retail Trade | 0 | — | A |
| Midwest Mountaineering MN | — | 0 | — | — |
| Midwest Mowing Inc.,Dba Pugsley services IL | Administrative & Waste Services | 0 | — | A |
| Midwest Optical Systems, Inc. IL | Manufacturing | 0 | — | A |
| Midwest Perishables Inc. WI | Wholesale Trade | 0 | — | F |
| Midwest Pest Control ND | Administrative & Waste Services | 0 | — | A |
| Midwest Petroleum Equipment NE | Wholesale Trade | 0 | — | A |
| Midwest Pipe & Steel, Inc IN | Wholesale Trade | 0 | — | A |
| Midwest Plastics INC MO | Manufacturing | 0 | — | A |
| Midwest Plumbing, LLC WI | Construction | 0 | — | F |
| Midwest Poultry Services, MPS Egg Farms IN | Agriculture & Forestry | 0 | — | A |
| Midwest Precision Molding WI | Manufacturing | 0 | — | A |
| Midwest Products and Engineering WI | Manufacturing | 0 | — | F |
| Midwest Products, Inc. WI | Manufacturing | 0 | — | F |
| Midwest Psychiatric KS | Healthcare & Social Assistance | 0 | — | A |
| MidWest Quality Gloves MO | Manufacturing | 0 | — | B |
| Midwest Railcar Repair, Inc. SD | Transportation & Warehousing | 0 | — | F |
| Midwest Railroad Maintenance & Construction, LLC. MO | Construction | 0 | — | F |
| Midwest Recyclers IA | Wholesale Trade | 0 | — | A |
| Midwest Refrigerated Cedar Rapids, LLC IA | Transportation & Warehousing | 0 | — | A |
| Midwest Refrigerated Milwaukee, Inc WI | Transportation & Warehousing | 0 | — | A |
| Midwest Refrigerated Services IA | Transportation & Warehousing | 0 | — | F |
