| Name | Region |
|---|---|
| Théophile Ordinas | Paris |
| Theoris | Paris |
| Theraclion | |
| Theradiag | |
| Theranexus | |
| Therapixel | Alpes-Maritimes |
| Theravectys S.A. | |
| Theravia | |
| Theremia | |
| Theremia | |
| Therm Excel | Hauts-de-Seine |
| Thermocoax S.A.S. | |
| Theses.fr | |
| TheTribe | |
| theWebLines | Métropole de Lyon |
| Third Design S.A.S. | |
| Thomas Jacquey | Bas-Rhin |
| ThrustMe | |
| Thurmelec | Haut-Rhin |
| Ti-ker Net | Côtes-d'Armor |
| Ti-Text S.A.S. | Loire-Atlantique |
| Tiaris | Moselle |
| Tibot | |
| Tiempo Secure | Isère |
| tigreblanc | |
| TIIE | Indre-et-Loire |
| Tiime | |
| Tikehau Ace Capital | |
| Tikehau Capital | |
| Tilak Healthcare S.A.S. | |
| Tilbury | Paris |
| Tilkee | Isère |
| Tiller Systems S.A.S. | |
| Timberlee | |
| TIMCI | Alpes-Maritimes |
| Timcod | Yvelines |
| Timenjoy | |
| Timezero | Pyrénées-Atlantiques |
| Timmxware | Seine-Saint-Denis |
| Timocom GmbH | |
| Tinubu Square S.A. | |
| Tinyclues | Paris |
| Tionis | |
| TIP46 | Lot |
| Tiptel S.A.R.L. | Yvelines |
| TIRCIS | Essonne |
| Tiscom | Marne |
| TISIAT Consulting | |
| Tissium | |
| Tissue Dynamics |