| Name | Region |
|---|---|
| Galitt | Hauts-de-Seine |
| Galliot.com | Doubs |
| Game Seed | Ardèche |
| Gamestream | |
| Gamex | Seine-et-Marne |
| Gaming Campus | |
| Gamma Soft | Val-de-Marne |
| Gamned | |
| Gandi.net | Paris |
| GandTS | |
| Ganymed Robotics | |
| Gapi | Calvados |
| Gastel Communication | Hauts-de-Seine |
| Gatewatcher | |
| Gauthey Automatismes | Saône-et-Loire |
| GAYA | |
| GB Concept | Paris |
| GBInformatique | Charente-Maritime |
| GBooking Ltd | |
| GDA | Métropole de Lyon |
| GdPicture | Nord |
| GDR Vertige | |
| Gedis full media | Seine-Saint-Denis |
| Gedix | Métropole de Lyon |
| Gedox | Val-d'Oise |
| Geev | |
| Gefigram | Var |
| GEGA Électronique | Saône-et-Loire |
| Gelauff.com | Isère |
| Gelcom | Eure-et-Loir |
| GEMEA Interactive | Alpes-Maritimes |
| Gempsy France S.A. | Val-d'Oise |
| Genaris | |
| Genci | |
| Genclis S.A. | |
| GenContact | |
| Gene6 S.A.R.L. | Oise |
| GENEPEP | |
| Générale de téléphone | Seine-Saint-Denis |
| Generare Bioscience | |
| Génération Internet | Loire-Atlantique |
| Génération Robots | Gironde |
| Generation-net | Calvados |
| Generis Capital Partners | Paris |
| Genesis Soil Health | Paris |
| Généthon | |
| GenEvolutioN | |
| Genfit | |
| Génial | |
| Genicorp | Paris |