| Inform-Action | Haut-Rhin |
| Informatique Appliquée | Métropole de Lyon |
| Informatique Assistances | |
| Informatique Aveyron | Aveyron |
| Informatique Banque Populaire | Yvelines |
| Informatique Conseil Service | Aude |
| Informatique Express | Drôme |
| Informatique.com | Dordogne |
| Informatique69-Lyon | |
| InformatiqueCConseil | Paris |
| Informatis TS | Paris |
| Informatyx | |
| Inforsav | Paris |
| Inforum S.A.R.L. | Haute-Savoie |
| Infoséa | Hauts-de-Seine |
| Infosec Communication | Loire-Atlantique |
| Infosophie | Paris |
| Infostrates | Bouches-du-Rhône |
| Infotel | Seine-Saint-Denis |
| Infovista | Essonne |
| Infoweb | Hérault |
| Infra | Bas-Rhin |
| Infralease | Yvelines |
| Infravia Capital Partners | Paris |
| Infraweb | |
| Infront Analytics | |
| Inge-com | Hauts-de-Seine |
| Ingebime | |
| Ingeloop | |
| Ingenico | |
| Ingenie | Savoie |
| Ingenierie Diffusion Multimedia, Inc. | Seine-et-Marne |
| IngeniousThings | |
| Ingenosya | Yvelines |
| Ingenova | Paris |
| Ingetic | Métropole de Lyon |
| inHEART | |
| Inicio | |
| Initiatech | Var |
| Initiative Solutions | |
| INITS | |
| INITS Group | |
| Inlead | |
| Inmac WStore S.A.S. | Val-d'Oise |
| Innate Pharma | |
| Inneasoft | |
| INNES S.A. | |
| Innobiochips | |
| Innomatix | Hauts-de-Seine |
| Innopsys | Haute-Garonne |