| Ipexia | Métropole de Lyon |
| IPgarde | Drôme |
| IPI, école d'informatique | Paris |
| IPKEROS | Alpes-Maritimes |
| IPLine | Métropole de Lyon |
| IPLS Communication | Hauts-de-Seine |
| IPM France | Drôme |
| IPmoteur.fr | Loire-Atlantique |
| IPNEOS | Drôme |
| IPO Technologie | Métropole de Lyon |
| IPSO-FACTO | Hauts-de-Seine |
| IPT | Isère |
| IpTeic | Marne |
| IQar | |
| iQspot | |
| IR&L | Métropole de Lyon |
| IR2S | |
| IRAI | Gard |
| iRaiser | |
| IRCAD | |
| Ircom | |
| Iremos | |
| Iridis | Hauts-de-Seine |
| Iriga Networks | Val-d'Oise |
| IRIS | |
| IRIS 64 | Pyrénées-Atlantiques |
| Iris Capital Paris | Paris |
| Iris Pharma | |
| Iris Technologies | Haute-Garonne |
| IRIS, École Supérieure d'Informatique | Paris |
| IRISA | |
| Irium Software | |
| iRoC Technologies S.A. | Isère |
| IRRIS | |
| IRT Saint Exupéry | |
| IRTS | Var |
| IRTS de Champagne-Ardenne | |
| IRTS de Lorraine | |
| IRTS des Hauts-de-France | |
| IRTS PACA Corse | |
| Irysius | Val-de-Marne |
| IS Webdesign | Moselle |
| ISA Électronique | Yvelines |
| ISAE-SUPAERO | Haute-Garonne |
| ISAE-Supméca | |
| ISAGRI | Oise |
| ISAI | Paris |
| Isalis | Vendée |
| Isatech | Morbihan |
| ISC Paris | |