| Mentour CORPORATION NJ | Professional & Technical Services | 4 | $112,250 | - |
| Mentz Foundations, Inc. MO | Construction | 0 | - | F |
| Menu Solutions, Inc. NY | - | 0 | - | - |
| Menusifu, INC. NY | Professional & Technical Services | 13 | $75,670 | - |
| Menzies Aviation AK | Transportation & Warehousing | 0 | - | D |
| Menzies Aviation CA | Transportation & Warehousing | 0 | - | F |
| Menzies Aviation CO | Transportation & Warehousing | 0 | - | F |
| Menzies Aviation FL | Transportation & Warehousing | 0 | - | C |
| Menzies Aviation GA | Transportation & Warehousing | 0 | - | C |
| Menzies Aviation GU | Transportation & Warehousing | 0 | - | A |
| Menzies Aviation IL | Transportation & Warehousing | 0 | - | A |
| Menzies Aviation MD | Transportation & Warehousing | 0 | - | A |
| Menzies Aviation MI | - | 0 | - | - |
| Menzies Aviation MT | Transportation & Warehousing | 0 | - | F |
| Menzies Aviation NC | Transportation & Warehousing | 0 | - | B |
| Menzies Aviation TX | Transportation & Warehousing | 0 | - | C |
| Menzies Aviation VA | Transportation & Warehousing | 0 | - | A |
| Menzies Aviation WA | Transportation & Warehousing | 0 | - | B |
| Menzies Aviation - MSY LA | - | 0 | - | - |
| Menzies Aviation at Boston MA | - | 0 | - | - |
| Menzies Aviation Ft. Lauderdale-Hollywood Int'l. Airport FL | - | 0 | - | - |
| Menzies Aviation Inc. at Bradley International Airport CT | - | 0 | - | - |
| Menzies Aviation LAX CA | - | 0 | - | - |
| Menzies Aviation Tampa International Airport FL | - | 0 | - | - |
| Menzner Hardwoods Co. KY | Manufacturing | 0 | - | F |
| Menzner Hardwoods Co. WI | Manufacturing | 0 | - | F |
| Menzo Technologies Corp NJ | Professional & Technical Services | 10 | $85,800 | - |
| Meomind Inc. CA | Healthcare & Social Assistance | 1 | $120,000 | - |
| Meopta U.S.A, Inc. NY | - | 0 | - | - |
| Meow Technologies Inc. FL | - | 1 | $200,000 | - |
| Meow Wolf Las Vegas NV | Arts & Entertainment | 0 | - | A |
| MEP Designs Inc VA | - | 1 | $95,000 | - |
| Mepco, LLC PA | - | 0 | - | - |
| Mer Mobile Enterprise Resources Rf&Ip LLC FL | Transportation & Warehousing | 0 | - | F |
| Mer-Mobile Enterprise Resources RF&IP LLC FL | Transportation & Warehousing | 0 | - | - |
| Merage Jewish Community Center of Orange County CA | Healthcare & Social Assistance | 0 | - | B |
| Merakey PA | - | 0 | - | - |
| Meraki Installers LLC FL | Construction | 0 | - | D |
| Meraki IT Solutions, LLC PA | Professional & Technical Services | 2 | $105,078 | - |
| Meraki LLC WA | Transportation & Warehousing | 0 | - | F |
| Merastar Insurance Company IL | Finance & Insurance | 12 | $124,361 | - |
| Merastar Insurance Company, a subsidiary of Kemper Corporation NY | - | 0 | - | - |
| Merative US LP MI | Professional & Technical Services | 11 | $187,622 | - |
| Mercado Central MN | - | 0 | - | - |
| Mercado Consultants, Inc. MD | Construction | 1 | $79,040 | - |
| Mercalis, Inc. NC | Professional & Technical Services | 1 | $115,000 | - |
| Mercari, Inc. CA | Retail Trade | 2 | $183,774 | - |
| Mercatus Center, Inc. VA | Professional & Technical Services | 2 | $103,147 | - |
| Merced Community College District CA | - | 1 | $91,042 | - |
| Merced County CA | Public Administration | 0 | - | C |