| Magna Powertrain Muncie IN | Manufacturing | 0 | — | F |
| Magna Powertrain of America, Inc. MI | Manufacturing | 8 | $230,816 | — |
| Magna Powertrain Shelby Township MI | Manufacturing | 0 | — | A |
| Magna Powertrain Sterling Heights MI | Manufacturing | 0 | — | F |
| Magna Seating (Excelsior Springs Seating Systems) MO | — | 0 | — | — |
| Magna Seating Cam-Slide South OH | — | 0 | — | — |
| Magna Seating Detroit MI | Manufacturing | 0 | — | F |
| Magna Seating Detroit South MI | Manufacturing | 0 | — | F |
| Magna Seating of America Inc. SC | Manufacturing | 2 | $110,894 | — |
| Magna Seating of America, Inc. MI | Manufacturing | 3 | $133,699 | — |
| Magna Seating South Carolina SC | Manufacturing | 0 | — | F |
| Magna Seating Systems MI | — | 0 | — | — |
| Magna Seating Systems Engineering MI | Professional & Technical Services | 0 | — | C |
| Magna Services of America Inc. MI | Manufacturing | 4 | $128,851 | — |
| Magna Shelby Foam Systems MI | Manufacturing | 0 | — | D |
| Magna Steyr OH | — | 0 | — | — |
| Magna Steyr USA Inc. AZ | Manufacturing | 1 | $89,000 | — |
| Magna Steyr USA Inc. MI | Manufacturing | 2 | $123,508 | — |
| Magna Techform of America TN | — | 0 | — | — |
| Magna Water District UT | Construction | 0 | — | A |
| Magna5 MS LLC PA | Professional & Technical Services | 1 | $105,292 | — |
| Magnakleen services CT | Other Services | 0 | — | D |
| Magnamus Inc TX | Professional & Technical Services | 2 | $78,354 | — |
| Magnatag NY | Manufacturing | 0 | — | F |
| Magnatone Hearing Aid Corp FL | Manufacturing | 0 | — | A |
| Magnatrol Valve Corporation NJ | Manufacturing | 0 | — | F |
| Magnesita PA | Manufacturing | 0 | — | F |
| Magnesita Refractories (DBA: RHI Magnesita) MO | Manufacturing | 0 | — | F |
| Magnesita Refractories (DBA: RHI Magnesita) OH | Manufacturing | 0 | — | F |
| Magnesium Alloy Products Co., Inc. CA | — | 0 | — | — |
| Magnesium Prod of AM MI | Manufacturing | 0 | — | F |
| Magnet Works LTD MO | Wholesale Trade | 0 | — | A |
| Magnet-Schultz of America, Inc. IL | Professional & Technical Services | 1 | $68,515 | C |
| magnetar.us Inc CA | Construction | 0 | — | A |
| Magnetation IN | — | 0 | — | — |
| Magnetech Industrial Services, Inc. OH | Other Services | 0 | — | A |
| Magnetek WI | Manufacturing | 0 | — | A |
| Magnetic Analysis Corporation NY | Manufacturing | 0 | — | B |
| Magnetic Component Engineering CA | Manufacturing | 0 | — | F |
| Magnetic Dreams Animation Studio TN | — | 0 | — | — |
| Magnetic Insight, Inc. CA | Manufacturing | 1 | $112,091 | — |
| Magnetic Inspection Laboratory, Inc. IL | Manufacturing | 0 | — | F |
| Magnetic Sensors Corporation CA | Manufacturing | 0 | — | D |
| MAGNETOOL INC. MI | Manufacturing | 0 | — | A |
| Magni Industries TN | Manufacturing | 0 | — | F |
| Magni-Fab TX | — | 0 | — | — |
| Magni-Fab Southwest TX | — | 0 | — | — |
| Magni-Power Co OH | Manufacturing | 0 | — | A |
| Magnifi Financial Credit Union MN | Finance & Insurance | 0 | — | C |
| Magnify Services Inc. MI | Healthcare & Social Assistance | 1 | $95,680 | — |
