| MTM Transit HI | Transportation & Warehousing | 0 | — | F |
| MTM Transit MA | Transportation & Warehousing | 0 | — | A |
| MTM Transit MD | Transportation & Warehousing | 0 | — | A |
| MTM Transit MI | Transportation & Warehousing | 0 | — | F |
| MTM Transit MO | Transportation & Warehousing | 0 | — | A |
| MTM Transit NC | Transportation & Warehousing | 0 | — | A |
| MTM Transit OR | Transportation & Warehousing | 0 | — | F |
| MTM Transit PA | Transportation & Warehousing | 0 | — | C |
| MTM Transit TX | Transportation & Warehousing | 0 | — | F |
| MTMUS AL | Construction | 0 | — | A |
| MTN View @153 TN | Retail Trade | 0 | — | C |
| MTN View Chevrolet TN | Retail Trade | 0 | — | B |
| MTN View Chrysler Dodge Jeep Ram GA | Retail Trade | 0 | — | A |
| MTN View Ford/Lincoln TN | Retail Trade | 0 | — | C |
| MTN View Hyundai GA | Retail Trade | 0 | — | C |
| MTN View Motorsports dba Pandora's European Motorsports TN | Retail Trade | 0 | — | A |
| MTN View Nissan of Chattanooga TN | Retail Trade | 0 | — | A |
| MTN View Nissan of Cleveland TN | Retail Trade | 0 | — | A |
| MTN View Nissan of Dalton GA | Retail Trade | 0 | — | A |
| MTNA-Greenville OH | Manufacturing | 0 | — | B |
| MTNT, Ltd. AK | Administrative & Waste Services | 0 | — | A |
| MTP Drivetrain Services, LLC LA | Manufacturing | 0 | — | A |
| MTQ Acquisition Inc MN | Manufacturing | 0 | — | F |
| MTR Western LLC OR | Transportation & Warehousing | 0 | — | C |
| MTRWestern LLC OR | Transportation & Warehousing | 0 | — | D |
| MTRWestern LLC WA | Transportation & Warehousing | 0 | — | B |
| MTS Contracting Inc. MO | Construction | 0 | — | A |
| MTS Infrastructure LLC NY | Construction | 0 | — | A |
| MTS Logistics Express, LLC IL | Transportation & Warehousing | 0 | — | C |
| MTS Logistics, Inc. NY | Transportation & Warehousing | 1 | $106,605 | — |
| MTS Maganas Transportations Solution CA | Transportation & Warehousing | 0 | — | A |
| MTS Quanta, LLC TX | Construction | 0 | — | A |
| MTS Services Inc. NH | Construction | 0 | — | B |
| MTS Systems MN | Manufacturing | 0 | — | A |
| MTSS Group Inc. NJ | Professional & Technical Services | 7 | $96,987 | — |
| MTV FOODS INC DBA AUSTIN MEAT CO NY | Manufacturing | 0 | — | C |
| MTW Industries, Inc. MI | Manufacturing | 0 | — | F |
| MTX Group, Inc. TX | Professional & Technical Services | 7 | $157,856 | — |
| MTX Logistics Corp. MA | Transportation & Warehousing | 0 | — | B |
| MTZ Construction NE | Construction | 0 | — | A |
| MTZ Farm Labor Contractor CA | Agriculture & Forestry | 0 | — | C |
| MU HealthIT INC. NJ | Professional & Technical Services | 2 | $88,889 | — |
| Mubea KY | Manufacturing | 0 | — | F |
| Mubea MI | Manufacturing | 0 | — | A |
| Mucci Pac USA Ltd. MI | Wholesale Trade | 0 | — | C |
| Mucci Tehachapi Inc. CA | — | 0 | — | — |
| MuCell Extrusion LLC MA | Manufacturing | 0 | — | A |
| MUCHNICK GOLIEB & GOLIEB, P.C. NY | Professional & Technical Services | 1 | $140,000 | — |
| Muckleroy & Falls TX | Construction | 0 | — | A |
| Muckleshoot Indian Bingo WA | Arts & Entertainment | 0 | — | F |