| Lunatech | South Holland |
| Lunch Learners | |
| LuxCloud B.V. | |
| LVP Reserveringssystemen B.V. | South Holland |
| M Ventures | North Holland |
| M-Internetdiensten | |
| M2mobi | North Holland |
| M2sat B.V. | North Holland |
| M4M | South Holland |
| Maastricht School of Management | Limburg |
| Maastricht University | |
| Maatwebsite | Limburg |
| Mac-store.nl | Flevoland |
| Macaw | North Holland |
| MacFour Applications B.V. | North Brabant |
| MacRepair | North Holland |
| Macrobian-Biotech | North Holland |
| Mad Consultancy | |
| MAD multimedia | Groningen |
| Made by Johan | South Holland |
| Maestro Digital | |
| Maeve Aerospace B.V. | |
| Magenta | |
| Magenta Communicatie | Gelderland |
| Magenta MMT B.V. | Overijssel |
| Magic Hands B.V. | Utrecht |
| Magna Carta Chipcard Solutions B.V. | North Holland |
| Magnax B.V. | |
| Magnax B.V. | |
| Magneto B.V. | |
| Magnius Platform B.V. | |
| Magnus | North Holland |
| Mail to Pay B.V. | South Holland |
| MailingLijst | North Holland |
| Main Capital Partners | |
| MainBrain | North Holland |
| Makso Assemblage B.V. | Utrecht |
| Mambu B.V. | |
| Mamometric | |
| Mangelot Hosting | Overijssel |
| Manna Automatisering | North Holland |
| Mansystems | Gelderland |
| Manualmaster | South Holland |
| Manus Software Europe B.V. | South Holland |
| Mapcode | North Holland |
| MapGage | South Holland |
| MAPIQ | South Holland |
| Marco van Hylckama Vlieg | North Holland |
| Marcompaan | Gelderland |
| Margriet de Boer | |