| Matachica LLC CA | Transportation & Warehousing | 2 | $259,650 | - |
| Matagrano Inc. CA | Wholesale Trade | 0 | - | F |
| Matalco IN | Manufacturing | 0 | - | F |
| Matalco (U.S.), Inc. KY | Manufacturing | 0 | - | F |
| Matalco Inc. OH | Manufacturing | 0 | - | F |
| Matanuska Electric Association AK | Utilities | 0 | - | F |
| Matanuska Susitna Borough AK | Public Administration | 0 | - | C |
| Matanuska Telecom Association, Inc. AK | Information & Media | 0 | - | F |
| Matanuska-susitna Borough Employee's Association AK | Public Administration | 0 | - | F |
| Matanuska-Susitna Borough School District AK | Educational Services | 0 | - | C |
| Match Group Americas, LLC TX | Professional & Technical Services | 5 | $166,534 | - |
| Match Group LLC TX | Professional & Technical Services | 6 | $165,917 | - |
| Match Point Solutions CA | Professional & Technical Services | 1 | $130,000 | - |
| Matchbook Services, Inc. CA | Professional & Technical Services | 1 | $87,000 | - |
| Matco Tools NY | Manufacturing | 0 | - | F |
| Matco Tools Corporation OH | Manufacturing | 1 | $122,221 | - |
| Matcor Manufacturing MS | - | 0 | - | - |
| matcor metal fabrication NC | Manufacturing | 0 | - | F |
| Matcor Metal Fabrication Inc IL | Manufacturing | 0 | - | F |
| Matcor-Matsu Group Inc. MI | Manufacturing | 0 | - | B |
| Mater Academy, Inc. FL | Educational Services | 1 | $55,319 | - |
| Mater Brighton Lakes Academy FL | Educational Services | 2 | $53,750 | - |
| Mater Dei High School IL | Educational Services | 1 | $82,826 | - |
| Mater Dei Prep NJ | - | 0 | - | - |
| Materia Group Corporation FL | - | 0 | - | - |
| Materia Group Corporation, f/k/a Material Technologies Corporation FL | Professional & Technical Services | 1 | $100,000 | - |
| Material Control, Inc., Cotterman Company GA | Manufacturing | 0 | - | F |
| Material Control, Inc., dba Cotterman Company MI | Manufacturing | 0 | - | F |
| Material Handling Systems, Inc. KY | Manufacturing | 3 | $115,275 | - |
| Material in Motion, LLC GA | Professional & Technical Services | 2 | $79,726 | F |
| Material Solutions Laboratory Corporation IL | Professional & Technical Services | 1 | $83,200 | - |
| Materialise, USA LLC MI | Professional & Technical Services | 1 | $151,814 | - |
| Materialize Bio, Inc. MA | Manufacturing | 1 | $100,880 | - |
| Materialize, Inc. NY | Professional & Technical Services | 2 | $135,000 | - |
| Materials & Energy Corporation WA | - | 0 | - | - |
| Materials Transportation Company TX | Manufacturing | 0 | - | F |
| Materion MA | Manufacturing | 0 | - | D |
| Materion NY | Manufacturing | 0 | - | F |
| Materion OH | Manufacturing | 0 | - | C |
| Materion PA | Manufacturing | 0 | - | D |
| Materne North America ID | Manufacturing | 0 | - | C |
| Matesich Distributing Co OH | Wholesale Trade | 0 | - | D |
| Matha, Inc VA | Professional & Technical Services | 1 | $90,000 | - |
| Mathematica Inc. NJ | Professional & Technical Services | 1 | $131,300 | - |
| Matheny Motor Truck Company WV | Wholesale Trade | 0 | - | D |
| Mather AZ | Healthcare & Social Assistance | 0 | - | F |
| Mather IL | Healthcare & Social Assistance | 0 | - | F |
| Matheson Fast Freight, Inc. CA | - | 0 | - | - |
| Matheson Flight Extenders CO | Transportation & Warehousing | 0 | - | C |
| Matheson Flight Extenders KS | Transportation & Warehousing | 0 | - | C |
