| Peach-dev | |
| Peccala | |
| PeckaDesign | South Moravian |
| Peering.cz | Prague |
| Penta Investments, s.r.o. | |
| Pernica IT Solutions, s.r.o. | South Moravian |
| Perseus, s.r.o. | Central Bohemian |
| Persoo, s.r.o. | Prague |
| PetaMem, s.r.o. | Prague |
| Petr Kovář | Prague |
| Petr Pavlík Counselling | Prague |
| Petrushev Capital | |
| Pharmexon Consulting, s.r.o. | |
| Pharmnet | |
| Photoneo, s.r.o. | |
| Photopea | |
| Phrase | |
| PictView | Prague |
| Pinely | |
| Pipette & Chart, s.r.o. | |
| PIPNI, s.r.o. | Prague |
| Pixelhouse, s.r.o. | South Moravian |
| Pixelmate | Prague |
| Pixelmate, s.r.o. | |
| Plan4all z.s. | |
| Playou Digital, s.r.o. | |
| Plus4U Net, a.s. | |
| PM Consulting, s.r.o. | |
| Poda, a.s. | Moravian-Silesian |
| PodporaObchodu | Hradec Králové |
| Pohoda-Servis spol. s r.o. | South Bohemian |
| POINT.X Mobility, s.r.o. | Prague |
| Pojišťovna VZP, a.s. | |
| Policejní akademie České republiky v Praze | |
| Polovodiče, a.s. | South Moravian |
| Polyany | |
| Polytechna Consulting, a.s. | |
| Position, s.r.o. | Prague |
| PostSharp | Prague |
| PowerHUB | |
| PowerHUB z.ú. | |
| Prague City University | |
| Prague IoT Centre & SmartCity inkubátor | Prague |
| Prague Startup Centre | Prague |
| PragueNet, spol. s o.o. | |
| Premisoft, s.r.o. | |
| Presto Ventures | |
| Prezentační.info | |
| Primehammer, s.r.o. | |
| PrivacyRoot, s.r.o. | Prague |