| Name | Type | Country |
|---|---|---|
| Informatica Gesfor | Enterprise | Spain |
| Ingelectric | Enterprise | Spain |
| Ingema | Enterprise | Spain |
| Ingeteam | Enterprise | Spain |
| Ingetek Sistemas | Enterprise | Spain |
| Inixa del principado | Enterprise | Spain |
| Inkoa Sistemas S.A. | Enterprise | Spain |
| Innevento comunicaciones en vivo S.A. | Enterprise | Spain |
| Innovacion en Servicios Empresariales Avanzados | Enterprise | Spain |
| Innovalia | Enterprise | Spain |