| Marathon Health, LLC IN | Healthcare & Social Assistance | 1 | $126,942 | - |
| Marathon Heater Haywood Division TN | - | 0 | - | - |
| Marathon Oil Corporation TX | Mining & Extraction | 0 | - | A |
| Marathon Petroleum Company CA | Manufacturing | 0 | - | A |
| Marathon Petroleum Company MI | Manufacturing | 0 | - | A |
| Marathon Petroleum Company TX | Manufacturing | 0 | - | A |
| Marathon Petroleum Company LP NM | - | 0 | - | - |
| Marathon Petroleum Company LP OH | Manufacturing | 8 | $141,958 | A |
| Marathon Petroleum Logistics Services KY | Transportation & Warehousing | 0 | - | B |
| Marathon Petroleum Logistics Services OH | Transportation & Warehousing | 0 | - | A |
| Marathon Staff Solutions Inc. - W. Sacramento CA | - | 0 | - | - |
| Marathon Staffing Solutions Inc CA | - | 0 | - | - |
| Marathon Targets Inc AL | Professional & Technical Services | 2 | $212,280 | - |
| Marathon Ventures, Inc NE | Manufacturing | 0 | - | F |
| Marawood Construction Services, Inc WI | Construction | 0 | - | F |
| Marbella Interests, LLC TX | Other Services | 1 | $160,000 | - |
| Marble and Granite Works, LLC MI | - | 0 | - | - |
| Marble and Granite Works, LLC OH | - | 0 | - | - |
| Marble Falls Independent School District TX | Educational Services | 1 | $53,000 | - |
| MarBorg Industries CA | Administrative & Waste Services | 0 | - | F |
| Marbridge Foundation Inc. TX | Healthcare & Social Assistance | 0 | - | F |
| Marburger Farm Dairy, INC PA | Manufacturing | 0 | - | F |
| Marc & Rose Hospitality AZ | Accommodation & Food Services | 0 | - | F |
| Marc A. Lindsell Architect, Inc CA | Professional & Technical Services | 1 | $79,976 | - |
| MARC Community Resources, Ltd. CT | Healthcare & Social Assistance | 0 | - | F |
| Marc Consulting LLC. CT | Professional & Technical Services | 3 | $86,646 | - |
| Marc Ecko Enterprise Direct LLC-Modesto CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC - Folsom CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Camarillo CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Fresno CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Gilroy CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Milpitas CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Ontario CA | - | 0 | - | - |
| Marc Ecko Enterprises Direct LLC-Tulare CA | - | 0 | - | - |
| Marc Ecko Enterprises/MEE Apparel LLC NY | - | 0 | - | - |
| Marc Glassman Inc. OH | Retail Trade | 0 | - | A |
| Marc Glassman, Inc (d/b/a Xpect Discounts) CT | - | 0 | - | - |
| Marc Heu Patisserie Paris MN | - | 0 | - | - |
| MARC Inc of Manchester CT | Healthcare & Social Assistance | 0 | - | F |
| Marc M. Asheghian Company, INC. CA | Professional & Technical Services | 1 | $83,200 | - |
| Marcellus International Investment Managers LLC NY | Finance & Insurance | 1 | $400,000 | - |
| Marcfirst IL | Healthcare & Social Assistance | 0 | - | F |
| March Capital Management, LLC CA | Finance & Insurance | 1 | $160,000 | - |
| March First Systems LLC CA | Professional & Technical Services | 2 | $98,973 | - |
| March LLC/Assisted Transportation KS | Transportation & Warehousing | 0 | - | F |
| March Venture Capital Management Services, LLC CA | Finance & Insurance | 1 | $200,000 | - |
| Marchex, Inc. WA | Professional & Technical Services | 2 | $131,675 | - |
| Marcho Farms, Inc PA | Manufacturing | 0 | - | F |
| Marchon Partners LLC MA | Professional & Technical Services | 1 | $180,960 | - |
| Marco Retailing LLC dba Super Shoes WV | - | 0 | - | - |
