| Name | Region |
|---|---|
| Walliance France | |
| Wallix | Paris |
| Walt | Haute-Savoie |
| Waltio | |
| WampServer | Paris |
| Wandercraft | |
| Wandesk | Paris |
| Wandi | |
| Wanerys | Ille-et-Vilaine |
| WannadevDigital | |
| Want | Isère |
| Wapiti | Nord |
| WAPROD | Métropole de Lyon |
| Wardogz | |
| Warethèque | Vosges |
| Warning Up | Paris |
| Watsoft | Gironde |
| Watt & Well S.A.S. | |
| Watt Communication | Vendée |
| WATTECO | |
| WaveSoft | Essonne |
| Wavestone | |
| Wavetel | Paris |
| Waycom | Hauts-de-Seine |
| Waygo | |
| Waynium | Val-d'Oise |
| WBT—Global | |
| Wcom | Aube |
| WD Communication | Paris |
| WDForge | Paris |
| WDMédia S.A.R.L. | Indre-et-Loire |
| We are Clovis | Marne |
| We Demain | Paris |
| We Recruit | |
| Wealthcome | |
| WeArePublic | Calvados |
| Web & Design | Doubs |
| Web Accessible Paris | |
| Web Alliance | Alpes-Maritimes |
| Web Biz | Bouches-du-Rhône |
| WEB Enseignes S.A.S. | Seine-Saint-Denis |
| Web Evolution | Ain |
| Web In Informatique | Bas-Rhin |
| Web Maniac | Nord |
| Web Me Up | Paris |
| Web Media Services | Paris |
| Web Print Marketing | Pyrénées-Atlantiques |
| Web Rank Expert | Haute-Garonne |
| Web Report | Gironde |
| Web Studio Création | Loire |