| Mid City Steel MA | Wholesale Trade | 0 | — | F |
| Mid Coast Roofing, INC FL | Construction | 0 | — | A |
| Mid Columbia Bus Co ID | Transportation & Warehousing | 0 | — | B |
| Mid Columbia Bus Co OR | Transportation & Warehousing | 0 | — | A |
| Mid Con Carriers OK | Transportation & Warehousing | 0 | — | F |
| Mid Continent Cabinetry MN | — | 0 | — | — |
| Mid Continent Management Corp. MN | Real Estate | 0 | — | C |
| Mid Continent Tool Molding MO | Manufacturing | 0 | — | A |
| Mid Continent Trucking Co IA | — | 0 | — | — |
| Mid Georgia Commercial Tire GA | Retail Trade | 0 | — | A |
| Mid Hudson Civic Center Inc NY | Arts & Entertainment | 0 | — | F |
| Mid Hudson CPL LLC NY | Manufacturing | 0 | — | F |
| Mid Hudson Medical Group, P. C. NY | — | 0 | — | — |
| Mid Illinois Concrete & Excavation, Inc. IL | Construction | 0 | — | A |
| Mid Iowa Cooperative IA | Wholesale Trade | 0 | — | F |
| Mid Iowa Milling, LLC IA | Wholesale Trade | 0 | — | A |
| Mid Island Group, LCC dba Westock KY | Manufacturing | 0 | — | D |
| Mid Island Steel Corp NY | Manufacturing | 0 | — | F |
| Mid Maine CPL LLC ME | Manufacturing | 0 | — | F |
| Mid Michigan Community Fire Board MI | Public Administration | 0 | — | A |
| Mid Michigan Pride Painting, LLC. MI | Construction | 0 | — | D |
| Mid Missouri Energy, LLC MO | Manufacturing | 0 | — | F |
| Mid Nebraska Individual Services NE | Healthcare & Social Assistance | 0 | — | F |
| Mid O LP NE | Healthcare & Social Assistance | 0 | — | F |
| Mid Ohio Forklifts, Inc. OH | Other Services | 0 | — | A |
| Mid Ohio Material Handling, Inc. OH | Other Services | 0 | — | D |
| Mid Pac Far East, LLC GU | Real Estate | 0 | — | A |
| Mid River Asphalt, Inc MO | Construction | 0 | — | A |
| Mid Rockland Imaging Partners, Inc. NY | — | 0 | — | — |
| Mid Rockland Imaging Partners, Inc. (Long Island) NY | — | 0 | — | — |
| Mid Rockland Imaging Partners, Inc. (NYC) NY | — | 0 | — | — |
| Mid South Extrusion LA | Manufacturing | 0 | — | C |
| Mid South Flat Works LLC TN | Construction | 0 | — | D |
| Mid South Industrial Inc TN | Construction | 0 | — | D |
| Mid South Painting Inc FL | Construction | 0 | — | A |
| Mid South Roller TX | Manufacturing | 0 | — | A |
| Mid South Sales AR | Wholesale Trade | 0 | — | A |
| Mid South Transport Inc TN | Transportation & Warehousing | 0 | — | A |
| Mid South Wire Company, LLC TN | Manufacturing | 0 | — | F |
| Mid State Concrete Products LLC CA | Manufacturing | 0 | — | F |
| Mid State Construction of Mississippi, LLC MS | Construction | 0 | — | F |
| Mid State Container Sales, Inc CA | Transportation & Warehousing | 0 | — | C |
| mid state filigree systems NJ | Manufacturing | 0 | — | D |
| Mid State Roofing Inc SC | Construction | 0 | — | A |
| MID STATE SYSTEMS INC OH | Transportation & Warehousing | 0 | — | F |
| Mid State Thermo King AL | Other Services | 0 | — | F |
| Mid State Thermo King GA | Other Services | 0 | — | F |
| Mid State Thermo King SC | Other Services | 0 | — | A |
| Mid States Wholesale OK | Wholesale Trade | 0 | — | A |
| Mid States Wood Preservers Inc. LA | Manufacturing | 0 | — | A |
