| Neuroth GmbH | |
| New Design University Privatuniversität GesmbH | Lower Austria |
| New Media Design | Tyrol |
| Newsadoo | |
| Newvision | |
| Next Floor | |
| Next Floor GmbH | |
| Next Level Holding GmbH | Vienna |
| Next March GmbH | |
| Next System | Vienna |
| nic.at GmbH | Salzburg |
| Nigl Network Solutions | Upper Austria |
| Ninn | |
| NodeVenture | |
| NORA Digital | |
| Norbert Eder | Styria |
| Normann Engineering GmbH | Upper Austria |
| Notarity GmbH | |
| Notebookcheck Publishing GmbH | Vienna |
| NOUS Wissensmanagement GmbH | Vienna |
| NoviSmart OG | |
| NOYB – European Center for Digital Rights | |
| NRE Computerhandel GmbH | Vienna |
| NTS Retail | Upper Austria |
| Numlookupapi.com | |
| Numverify API | |
| Nuvonis Technologies GmbH | |
| Nymea GmbH | |
| oberhumer.com GmbH | Upper Austria |
| Objectbay Software & Consulting GmbH | Upper Austria |
| Objective Development Software GmbH | Vienna |
| Ocilion IPTV Technologies GmbH | Upper Austria |
| oenpay Financial Innovation HUB GmbH | |
| OG Technologies EU | |
| Ohana Software GmbH | |
| OHB Digital Solutions GmbH | |
| olymun Scientific Immunbiologische Forschung GmbH | |
| OmanBros.com Internetdienstleistungen GmbH | Vienna |
| Omega Handelsgesellschaft m.b.H. | Vienna |
| OncoOne Research & Development GmbH | |
| OncoQR ML GmbH | |
| ONDEWO GmbH | |
| Ondot solutions GmbH | Lower Austria |
| ONEPOINT Projects GmbH | Styria |
| Onestop Concept IT-Consulting GmbH | Vienna |
| ONG-IT | |
| Online Raketen | Vienna |
| Online-Marketing Agentur E-Werkstatt e.U. | Vienna |
| Online-Marketing-Forum.at GmbH | Vienna |
| Ontec AG | Vienna |