| Papukurier Sp. z o.o. | |
| Parcela Já Sp z o. o. | |
| ParkCash | |
| PasCom Sp. z o.o. | Pomeranian |
| Pastwowa Szkoła Wyższa w Białej Podlaskiej | Lublin |
| Patcom | West Pomeranian |
| PayEye | |
| PayLane Sp. z o.o. | Pomeranian |
| Payment Technology Sp. z o.o. | |
| Paymento Financial S.A. | |
| Paymento Financial S.A. | |
| PayPo Sp. z o.o. | |
| PB Copy | Masovian |
| PB Komputer | Lower Silesian |
| PC-NET | Silesian |
| PC-Software | Masovian |
| PCDOCTOR.pl | Podlaskie |
| PCF Group S.A. | Masovian |
| PCNET Sp. J. | Warmian-Masurian |
| PCS | Masovian |
| Peaks Circle Software | Masovian |
| Pedagogium - Wyższa Szkoła Nauk Społecznych w Warszawie | |
| PeekQuick | |
| PELock, LLC | Greater Poland |
| PENTA Soft | Pomeranian |
| Penta Sp. z o.o. | Pomeranian |
| Perfect One | Greater Poland |
| PerfOps | |
| Pergamin Sp. z .o.o. | Masovian |
| Personal'88 | West Pomeranian |
| Perspectiva Solutions Sp. z o.o. | Lublin |
| Perspekt | Silesian |
| Pestar | Pomeranian |
| PETHELP Sp. z o.o. | |
| Petroinform.net | Lesser Poland |
| Petrus.PL | Pomeranian |
| Pevich Consulting Ltd | |
| PF Electronic Sp. z o.o. | |
| Pffshop | Masovian |
| PFR Ventures | |
| PGS Software | Lower Silesian |
| Phage Consultants | |
| PhotoAiD S.A. | |
| Piap | Masovian |
| Picodi.com S.A. | |
| Piekarz Sp. J. | Masovian |
| Pigeon Studio Sp. z o.o. | |
| PirxNet | Silesian |
| Pivotal Poslka Sp. z o.o. | Masovian |
| Piwik PRO Sp. z o.o. | Lower Silesian |