| NDPLANET Web Agency | Rome |
| NDV Comunicazione | Rome |
| Neatec S.p.A. | Naples |
| Needleye Robotics S.r.l. | |
| Neen S.p.A. | Milan |
| Negroni Sistemi S.r.l. | Milan |
| Neido.com S.r.l. | Genoa |
| Neikos S.r.l. | Benevento |
| Nemo S.r.l. | Milan |
| Neo Computer Shop | Turin |
| Neodata Group S.r.l. | Milan |
| Neosperience | Milan |
| Neper Informatica | Brescia |
| Nephila S.a.s. | Florence |
| Neplanet | Foggia |
| Nerviano Medical Sciences S.r.l. | |
| NESLab | Milan |
| NET Engineering | Alessandria |
| Net Engineering S.r.l. | Milan |
| Net Logos S.r.l. | Terni |
| Net Surfing S.r.l. | Turin |
| Net telematica | Naples |
| Net4u | Bologna |
| Netabolics S.r.l. | |
| NETandWORK | Reggio Emilia |
| Netbuilder S.r.l. | Parma |
| NetCom Group | Naples |
| Netface S.r.l. | Parma |
| Netfarm S.r.l. | Pisa |
| NetFun Italia S.r.l. | Salerno |
| Nethesis S.r.l. | |
| Nethive S.p.A. | |
| Neting S.r.l. | Bologna |
| NetKosmos | Benevento |
| Netmeta | Bologna |
| Netminds | Milan |
| Netqps | Rome |
| NetRegister.biz | Brescia |
| Netspecial S.a.s. | Milan |
| Netspin S.r.l. | Verona |
| Nettamente | Modena |
| NetValue S.r.l. | |
| Netwalk | Milan |
| Netwise | Trento |
| Neuranix S.r.l. | |
| Neuro-Zone S.r.l. | |
| New Web Solutions S.r.l. | Turin |
| Newlisi S.p.A. | |
| NewLogic S.r.l. | Modena |
| Newron Pharmaceuticals S.p.A. | |