| iDataSec B.V. | North Holland |
| Ideax B.V. | Gelderland |
| Idenfit | |
| Ideo B.V. | North Brabant |
| iDevice+ | |
| IDG Benelux | North Holland |
| IDK Studios B.V. | |
| IDS internet | Friesland |
| IeTee Solutions B.V. | North Brabant |
| ifge holding B.V. | |
| IFM Systems | |
| IFRA | Gelderland |
| Ifunds | Utrecht |
| IGS GeboJagem | |
| iiyama Corporation | North Holland |
| IIZT | North Holland |
| IJsfontein | |
| Ikbenstil Computers B.V. | North Holland |
| Ikonospace B.V. | |
| Ikoula | South Holland |
| ilerimedia | |
| Ilionx | Utrecht |
| Illuster Vormgevers | Gelderland |
| iLost B.V. | |
| Image Sciences Institute | Utrecht |
| Imagine Fund | Utrecht |
| ImagineMe | |
| IMC | North Holland |
| Immunetune | |
| iMocial | Gelderland |
| Impact Investor | |
| Impact Solutions B.V. | |
| ImpactCity Accelerator | South Holland |
| Impres B.V. | Overijssel |
| Improved IT | South Holland |
| Imtechmarine | South Holland |
| IN | Gelderland |
| In Ovo | |
| In Summa | North Brabant |
| in3 | |
| Inbiome | North Holland |
| Inboxify | Drenthe |
| INCAA Computer B.V. | Gelderland |
| Inception | North Brabant |
| Incision | |
| Inclusive Business Accelerator | Utrecht |
| Inconel B.V. | Limburg |
| INCONTROL Simulation Solutions | Utrecht |
| Incooling B.V. | |
| Increatie | |