| Nextel Italia S.r.l. | Padua |
| NEXTING S.r.l. | |
| Nextre Digital | Milan |
| Nextre Engineering S.r.l. | Milan |
| NextSTEP S.r.l. | |
| Nexus Advanced Technologies | |
| NEXUS S.r.l. | Milan |
| NGS InfoMedia S.r.l. | Verona |
| Nibol S.r.l. | |
| NICE S.r.l. | Asti |
| NicePDF Software, Inc. | Naples |
| Nicola Stella | |
| Nikola Mitrovic | |
| NinjaBit S.r.l. | |
| Nitro Agility | |
| Niva Servizi Informatici S.r.l. | Lecce |
| NKE Automation S.r.l. | Turin |
| Noamweb | Catania |
| Nocable S.p.A. | Naples |
| NodeWeaver S.r.l. | Friuli-Venezia Giulia |
| NoMachine S.à.r.l. | Rome |
| Nomesia S.r.l. | Milan |
| Noniente | Padua |
| Nonsolosoft | Turin |
| Noon Care S.r.l. | |
| Noonic S.r.l. | |
| Nootiz | South Tyrol |
| Noovle S.p.A. | Milan |
| Nordest Telematica S.r.l. | Venice |
| Normo S.r.l. | |
| NoScript | Palermo |
| Notizie.AI | |
| Nova Labs S.r.l. | |
| Nova Systems S.r.l. | |
| NOVAC S.r.l. | |
| Novacavi | Milan |
| Novacom Consulting di Fierro R. | Bari |
| Novacomitalia Web & Digital Communication Agency | Rome |
| NovaNext S.r.l. | Turin |
| Novasis Ingegneria | Turin |
| Novasystem S.r.l. | Piacenza |
| Noviia Agency S.r.l. | |
| Noze S.r.l. | Pisa |
| NPC Spacemind | |
| NPO Sistemi S.r.l. | Milan |
| NS3 S.r.l. | Venice |
| NTC S.r.l. | |
| NTOP | Pisa |
| NTP Nano Tech Projects S.R.L. | |
| Numero 10 S.p.A. | Milan |