| Quotiss | |
| QWERTY Sp. z o.o. | Łódź |
| R-NOX, LLC | |
| RA.COB | Pomeranian |
| Radgost Sp. z o.o. | |
| RadiAnt DICOM Viewer | Greater Poland |
| Radionika Sp. z o.o. | Lesser Poland |
| Radomska Szkoła Wyższa | |
| Rafał Jankowski | Greater Poland |
| Rage Quit Games | |
| RaiBay | |
| Railwaymen | Lesser Poland |
| Ram-int Serwis | West Pomeranian |
| Ram-Serwis Sp. z o.o. | Masovian |
| Rarog | |
| Ratio Web | Lower Silesian |
| Rav.pl | Masovian |
| Ravnet | Masovian |
| Razem Sp. z o. o. | |
| RBSOFT | Subcarpathian |
| RC Cloud | |
| ReactGrid | |
| Reactivepad Sp. z o.o. | |
| Ready4S | |
| REAKTO PSA | |
| Reaktor Warsaw | Masovian |
| Real Estate Digital Data | |
| Real Research | |
| Rebug.io | |
| Red Box | Silesian |
| Redhand | Silesian |
| Redi Games | |
| Redpill | Masovian |
| Redsoft Sp. z o.o. | Lower Silesian |
| Redvike Sp. z o.o. | |
| Reef Technologies | Masovian |
| Reino Capital | |
| RejestracjaDomen.pl Sp. z o.o. | Masovian |
| Rekord SI | Silesian |
| Reliability Solutions Sp. z o.o. | |
| Reliable WebHosting | |
| RemmedVR | |
| Remnet | Lower Silesian |
| RENE | Pomeranian |
| RentPlanet | |
| Reprotechnika Sp. z o.o. | |
| Reset2 | Lower Silesian |
| ReSpo.Vision Sp. z o.o. | |
| Response Sp. z o.o. | Łódź |
| Revo Technologies | |