| Montai | Massachusetts |
| Montamo | |
| Montana Banana | Washington |
| Montana Headwaters Tech Hub Consortium | |
| Montana High Tech Business Alliance | Montana |
| Montana Internet | Montana |
| Montana Medical Research | |
| Montana Molecular | |
| Montana State University Biliings Computer Programming & Application Development | Montana |
| Montana State University Department of Mathematical Sciences | Montana |
| Montana State University Gianforte School of Computing | Montana |
| Montana Technological University Computer Science, B.S. | Montana |
| Montana University System | Montana |
| Montana.net | Montana |
| Montara Therapeutics, Inc. | |
| Montauk Climate, LLC | |
| Montauk Systems Corporation | Virginia |
| Montavista Software, LLC | California |
| Montclair State University Mathematics | New Jersey |
| Montclair State University School of Computing | New Jersey |
| Montco Silicon Technologies, Inc. | California |
| Monte R. Lee & Company | Oklahoma |
| Monte Rosa Therapeutics | |
| Montech Studios | Florida |
| Monterey AI | California |
| Monterey Bay Communications | California |
| Monterey Medical Solutions, Inc. | California |
| Monterey Peninsula College | California |
| Monteris Medical Corporation | Minnesota |
| Montero Venture Partners | Colorado |
| Montgomery College | Maryland |
| Montgomery Investment Technology, Inc. | Pennsylvania |
| Montis Capital, LLC | Colorado |
| Montlake Capital | |
| Monto | Texas |
| Montreat College | North Carolina |
| Montuno Software, Inc. | Massachusetts |
| MontyCloud | Washington |
| Monu-Cad | New York |
| Monument Consulting | Virginia |
| Monument Data Solutions | Massachusetts |
| Monument Graphics | |
| Monument Software, Inc. | |
| Monza CLoud | |
| MOO, Inc. | Rhode Island |
| Moobeam | Washington |
| Moody’s Analytics, Inc. | |
| Moog Medical Devices Group | |
| Moog, Inc. | New York |
| Moogsoft | California |