| Micro Control Systems, Inc. FL | Manufacturing | 0 | — | A |
| MICRO Corporation NJ | Manufacturing | 0 | — | F |
| Micro Electronics, Inc. CA | — | 0 | — | — |
| MICRO ESSENTIAL LABORATORY INC NY | Manufacturing | 0 | — | A |
| Micro Focus LLC CA | Professional & Technical Services | 1 | $122,858 | — |
| Micro Focus LLC UT | Professional & Technical Services | 0 | — | D |
| Micro Focus Software Inc UT | Information & Media | 1 | $94,880 | — |
| Micro Focus, Inc. MI | — | 0 | — | — |
| MICRO LITHOGRAPHY INC. CA | Manufacturing | 0 | — | D |
| Micro Manufacturing Inc. MI | Manufacturing | 0 | — | F |
| Micro Matic FL | Wholesale Trade | 0 | — | D |
| Micro Matic USA, Inc. FL | — | 0 | — | — |
| Micro Merchant Systems Inc. NY | Professional & Technical Services | 2 | $300,855 | — |
| Micro Metals TN | Manufacturing | 0 | — | F |
| Micro Metals PM, Inc. TN | Manufacturing | 0 | — | F |
| Micro Mold PA | Manufacturing | 0 | — | A |
| Micro Mold Plastics USA Inc TX | Manufacturing | 0 | — | F |
| Micro Paradox CA | Agriculture & Forestry | 0 | — | A |
| Micro Platers Sales, Inc. MI | Manufacturing | 0 | — | A |
| Micro Powders Inc NY | Wholesale Trade | 0 | — | A |
| Micro Print & Blueprint MS | — | 0 | — | — |
| Micro Products Co IL | Manufacturing | 0 | — | F |
| Micro RIM, Corp. MI | Manufacturing | 0 | — | A |
| Micro Stamping Corporation NJ | Manufacturing | 0 | — | F |
| Micro Surface Engr., Inc. CA | Manufacturing | 0 | — | F |
| Micro Surface Finishing IA | Manufacturing | 0 | — | D |
| Micro Systems Engineering, Inc. OR | Manufacturing | 3 | $122,782 | — |
| Micro Tech SW AZ | Manufacturing | 0 | — | F |
| Micro Tech Training Center Inc., NJ | Educational Services | 1 | $60,000 | — |
| Micro Technology Services, Inc. TX | Manufacturing | 0 | — | A |
| Micro Tool Company PA | Manufacturing | 0 | — | F |
| Micro-Ant, LLC FL | Manufacturing | 2 | $83,000 | — |
| Micro-LAM, Inc. MI | Manufacturing | 1 | $152,734 | — |
| Micro-Matics Inc. MN | Manufacturing | 0 | — | F |
| Micro-Poise Measurement Systems, LLC OH | Manufacturing | 1 | $95,576 | — |
| Micro-Tech Machine, Inc. NY | Manufacturing | 0 | — | F |
| Micro-Tronics, Inc. AZ | Manufacturing | 0 | — | D |
| MicroAire Surgical Instruments LLC VA | Manufacturing | 0 | — | A |
| Microbe Mitigation Services AZ | Administrative & Waste Services | 0 | — | A |
| Microbe Mitigation Services TX | Administrative & Waste Services | 0 | — | A |
| Microbial Machines, Inc. MA | Professional & Technical Services | 1 | $111,238 | — |
| Microbiologics, Inc MN | Manufacturing | 3 | $70,854 | — |
| Microbiz Service Co., Inc. CA | Administrative & Waste Services | 0 | — | A |
| MicroCare LLC CO | Manufacturing | 0 | — | F |
| MicroCare, LLC CT | Manufacturing | 0 | — | F |
| Microcell Communications, Inc CA | — | 0 | — | — |
| Microchip AZ | — | 0 | — | — |
| Microchip CO | — | 0 | — | — |
| Microchip OR | Manufacturing | 0 | — | D |
| Microchip Technology Bend OR | Manufacturing | 0 | — | A |