| Netia S.A. | |
| Neticom S.C. | Łódź |
| Netidea.pl | Pomeranian |
| NETIGEN Kluzowicz Sp. j. | |
| NETinstal | Silesian |
| NetInteractive | |
| Netix | Greater Poland |
| Netizens | |
| netkoncept.com Sp. J. | Opole |
| Netland Computers | Greater Poland |
| Netmark | Lesser Poland |
| Netmedia S.A. | |
| Netology | |
| netPR.pl Sp. z o.o. | Masovian |
| Netrix Ventures | |
| nets.pl | Pomeranian |
| Netstrefa.pl | Masovian |
| NetTeam Solutions S.A. | Lower Silesian |
| NETTOM | Silesian |
| Netwave s.c. | Pomeranian |
| Netwizards | Kuyavian-Pomeranian |
| Neuro Device Group S.A. | |
| NeuronWriter | Lublin |
| Neurosoft Sp. z o.o. | |
| NeuroSYS Sp. z o.o. | |
| Nevomo | |
| New DataLabS | |
| New Millenium Sp. z o.o. | Lower Silesian |
| New Software S.C. | Lubusz |
| new4mat.com Sp. z o.o. | Opole |
| NewTech Solutions | Lubusz |
| NexStudio Interactive | |
| NEXT Inwestycje | West Pomeranian |
| Next Road Ventures | |
| NextApps Sp. z o.o. | |
| Nextgrid | |
| Nextnet | |
| Nibble Sp. z o.o. | |
| Nicom | |
| Niebezpiecznik.pl | |
| Niepubliczna Wyższa Szkoła Medyczna | |
| Ninja Lender Sp. z o.o. | |
| No Fluff jobs | |
| No Spoilers | |
| Noa Coworking | |
| NoaTech | |
| NobleSoft | |
| Noma Solutions | |
| Nomagic | Masovian |
| Nonstop | Lesser Poland |