| Name | Region |
|---|---|
| Progema | Pyrénées-Atlantiques |
| Proges Plus | Nord |
| Proginov | Loire-Atlantique |
| Progiscad | Seine-et-Marne |
| Progisem | Bas-Rhin |
| Progisoft | Métropole de Lyon |
| Progiteque | Hérault |
| Progmag | Drôme |
| ProgOnline | Hauts-de-Seine |
| Progosim | Paris |
| Programmez! | Val-d'Oise |
| ProHacKtive | |
| Project SI | Hauts-de-Seine |
| Project Web S.A.R.L. | Alpes-Maritimes |
| Projetnet | Nord |
| Projexion | Nord |
| Proksys | Indre-et-Loire |
| Prolexia | Var |
| ProLexis | Alpes-Maritimes |
| Prolival | Hauts-de-Seine |
| Prologin | Val-de-Marne |
| Prologiq | Métropole de Lyon |
| Prologue | Hauts-de-Seine |
| Promatec SSII/ESN | Nord |
| Promise Proteomics | |
| Promosoft | Eure-et-Loir |
| PromoTool | Yvelines |
| Promus | |
| Pronesys | Hauts-de-Seine |
| Pronosoft | Val-de-Marne |
| ProoXi | Yvelines |
| Proparco | |
| Prophesee | |
| ProPhyl Informatique | Nord |
| Propixo | Paris |
| Proprioo | |
| Proptech Capital | |
| Propulse by CA | |
| ProRealTime | Hauts-de-Seine |
| Proselis | Loire-Atlantique |
| ProSim | Haute-Garonne |
| Prospactive | Côte-d'Or |
| Prospectin | |
| Prosum | Val-de-Marne |
| Prosygma | Haut-Rhin |
| Prosyst | Nord |
| PROTECHNOLOGIES Systems S.A.R.L. | Haute-Savoie |
| Protego | Hauts-de-Seine |
| Proteigene | |
| ProteoGenix |