| Middleby Residental CA | Transportation & Warehousing | 0 | — | A |
| Middleby Residental GA | Transportation & Warehousing | 0 | — | A |
| Middlefield Farm and Garden Company OH | Retail Trade | 0 | — | C |
| Middlefield Oaks Senior Living OR | Healthcare & Social Assistance | 0 | — | F |
| Middlefield Pallet Company OH | Manufacturing | 0 | — | B |
| Middleman Construction Company LLC TX | Construction | 0 | — | A |
| middleridge vineyard CA | Agriculture & Forestry | 0 | — | F |
| Middlesboro Coca Cola Bottling Works Inc KY | Manufacturing | 0 | — | F |
| Middlesex Avenue Haulage LLC NJ | — | 0 | — | — |
| Middlesex Avenue Logistics, LLC NJ | — | 0 | — | — |
| Middlesex Corporation MA | Construction | 0 | — | D |
| Middlesex Equipment NJ | Wholesale Trade | 0 | — | A |
| MIDDLESEX GASES MA | Wholesale Trade | 0 | — | F |
| MIDDLESEX GASES & TECHNOLOGIES, INC. MA | Wholesale Trade | 0 | — | A |
| Middlesex Glass Company Inc. MA | Construction | 0 | — | A |
| Middlesex Health CT | Healthcare & Social Assistance | 0 | — | F |
| Middlesex Health System CT | Healthcare & Social Assistance | 0 | — | F |
| Middlesex Hospital CT | Healthcare & Social Assistance | 3 | $137,745 | — |
| Middlesex Human Service Agency, Inc. MA | Healthcare & Social Assistance | 0 | — | F |
| Middlesex School MA | Educational Services | 1 | $75,850 | — |
| Middleton Building Supply NH | Manufacturing | 0 | — | F |
| MIDDLETON CONSTRUCTION INC WI | Construction | 0 | — | F |
| Middleton Farmers Cooperative Company Inc WI | Wholesale Trade | 0 | — | F |
| MIDDLETON GRANITE GA | Manufacturing | 0 | — | C |
| Middleton Lumber Company, LLC TN | Manufacturing | 0 | — | A |
| Middleton Motors Inc WI | Retail Trade | 0 | — | A |
| Middletown OH | Healthcare & Social Assistance | 0 | — | F |
| Middletown Area Transit CT | Transportation & Warehousing | 0 | — | A |
| Middletown Associates, L.L.C./Helmsley Middletown Hotel NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (Benton Ave) NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (Cameron St) NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (Grove St) NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (Hammond St) NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (North St) NY | — | 0 | — | — |
| Middletown Community Health Care, Inc. (Orchard St) NY | — | 0 | — | — |
| Middletown Community Health Center, Inc (MCHC) PA | — | 0 | — | — |
| Middletown Energy Center OH | Utilities | 0 | — | A |
| Middletown Field Audit CT | Public Administration | 0 | — | A |
| Middletown Heritage Associates LLC CT | Real Estate | 0 | — | A |
| MIDDLETOWN MEDICAL LLC NJ | Healthcare & Social Assistance | 0 | — | F |
| Middletown Medical PC NY | Healthcare & Social Assistance | 1 | $350,000 | — |
| Middletown Park Rehab and HCC NY | Healthcare & Social Assistance | 0 | — | F |
| Middletown Public Schools CT | Educational Services | 0 | — | F |
| Middletown Tube Works, Inc. OH | Manufacturing | 0 | — | F |
| Middleville Engineered Solutions MI | Manufacturing | 0 | — | F |
| Middleville Tool & Die MI | Manufacturing | 0 | — | F |
| Middleware Lab Inc. CA | Professional & Technical Services | 1 | $114,795 | — |
| Middlewoods of Farmington CT | Healthcare & Social Assistance | 0 | — | A |
| Middlewoods of Newington CT | Healthcare & Social Assistance | 0 | — | F |
| Middling Cotton Co., Inc. SC | Agriculture & Forestry | 0 | — | A |
