| ISPWeb B.V. | |
| ISSYS ICT B.V. | North Holland |
| IT Aces Industrial Automation | South Holland |
| IT Consultancy Group B.V. | Utrecht |
| IT's Logic | Gelderland |
| IT-Contracts.nl | Utrecht |
| IT-Recycling | North Brabant |
| it-solid | Flevoland |
| IT4Success | South Holland |
| ITB2 Datacenters | Gelderland |
| ITcetera | Gelderland |
| Itera | South Holland |
| ITIS | South Holland |
| ItKin Design | Friesland |
| ITON | Utrecht |
| ITpreneurs | South Holland |
| ITR Automatisering | |
| ITSD | North Holland |
| Itude Mobile B.V. | |
| ITurnITy Information Group B.V. | North Holland |
| itWebservice | North Holland |
| It’s Us B.V. | North Holland |
| Ivium Technologies B.V. | North Brabant |
| iWAD Support & Service op 1 | North Brabant |
| iWebDesign | North Brabant |
| iWink | Groningen |
| iX Studios | |
| Ixcon(r) B.V. | North Brabant |
| Ixon B.V. | |
| iXware | South Holland |
| J&BCS | Utrecht |
| Jalt | North Holland |
| JamCrackers | Flevoland |
| Jansen Internetservice | |
| Janssens Kassasysteme | Gelderland |
| JB Besturingstechniek | Overijssel |
| JCroonen.nl | Utrecht |
| JDS - bedrijfsautomatisering B.V. | Limburg |
| Jedlix | South Holland |
| Jellema Automatisering B.V. | Overijssel |
| JEM-id | South Holland |
| JéPé IT | Zeeland |
| Jeroen Adema | Utrecht |
| Jesse Vlaselvd | Drenthe |
| Jester | Utrecht |
| Jet-Stream Services B.V. | Groningen |
| Jetzt Spielen.ws | Overijssel |
| JG Solutions | |
| JIS Nederland B.V. | Overijssel |
| JK Automatisering | North Brabant |