| Publicadora | Fichas de juegos |
|---|---|
| Open Sesame | 1 |
| OPeNBooK | 1 |
| Opera House | 1 |
| ORG | 1 |
| Orpheck | 1 |
| Otomate | 1 |
| Ox | 1 |
| Pallas | 1 |
| Panther Software | 1 |
| Paon Corporation | 1 |
| ParaPhray | 1 |
| PCM Complete | 1 |
| Personal Games | 1 |
| Phenomedia | 1 |
| Piko Interactive | 1 |
| Pivotal Games | 1 |
| Pixel Multimedia | 1 |
| Play Avenue | 1 |
| Polestar | 1 |
| Polydor | 1 |
| POLYGAMES | 1 |
| Probe 2000 | 1 |
| Probe Entertainment | 1 |
| Project Two Interactive | 1 |
| Project Two Interactive BV | 1 |
| Pulse Interactive | 1 |
| Quicksilver Software | 1 |
| Qute | 1 |
| Racdym | 1 |
| Radical Entertainment | 1 |
| Rage Games | 1 |
| Rainbow Arts | 1 |
| Raster Productions | 1 |
| Ravensburger | 1 |
| Ray Corporation | 1 |
| Real Vision | 1 |
| Realtime Associates | 1 |
| Realtime Games Software | 1 |
| Red Company | 1 |
| RED Entertainment | 1 |
