| NATEK | |
| Naturaily Sp. z o.o. | |
| Navarra Lab | |
| Navica | |
| NaviExpert | Masovian |
| Nawia Games Sp. z o.o. | |
| nazwa.pl | Lesser Poland |
| Nbit Bezpieczeństwo IT | |
| nCage Therapeutics Sp. z o.o. | |
| ND Labs | |
| NdoN | West Pomeranian |
| NeatWare | |
| Nebucode | |
| Nebulic | |
| needCode | |
| NEKKEN Consulting Sp. z o.o. | |
| Nencki Institute of Experimental Biology PAS | |
| Neoncube | |
| Neonet S.A. | |
| Neontri | |
| NEOSENTIO Sp. z o.o. | Lesser Poland |
| Neoteric Sp. z o.o. | Pomeranian |
| Nephilim Sp. z o.o. | |
| Neptune Labs | |
| Neptune.ai | Masovian |
| NerdySoft | |
| Nestmedic S.A. | |
| nesX | |
| Net Complex | Silesian |
| Net Line | Lublin |
| Net Partners Sp. z o.o. | Lublin |
| NET PC Sp. z o.o. | |
| NET-Control | Masovian |
| Net-kom | West Pomeranian |
| Net-Komp | Pomeranian |
| Net-Lan | West Pomeranian |
| Net-Partner S.C. | Łódź |
| Neta.pl | Silesian |
| Netbulls | |
| NetFormers | |
| Netgraf | Masovian |
| Netguru S.A. | Greater Poland |
| Nethone | |
| Nethos | |
| Neti Sp. z o.o. | |
| Netia S.A. | |
| Neticom S.C. | Łódź |
| Netidea.pl | Pomeranian |
| NETIGEN Kluzowicz Sp. j. | |
| NETinstal | Silesian |