| Paynetics AD | |
| Paysera Bulgaria | Sofia |
| PC Mania | Sofia |
| PCLife Ltd | Sofia |
| pcstore.bg | Sofia |
| Pensoft Publishers | Sofia |
| People Solutions Factory | Sofia |
| Perspective Web | Sofia |
| PetrovSoft Ltd | Sofia |
| Phoenix Capital Holding plc | Sofia |
| Phos | Sofia |
| PHP Jabbers | Varna |
| Phyre | Sofia |
| Pixel Heart Studio | |
| Pixel House Studio | Sofia |
| Pixelmind | Sofia |
| PLAN A | |
| Plasico IT Superstore | Sofia |
| Platform Services AD | |
| PlayTime.BG | Sofia |
| PlazMax Computers | Sofia |
| Plesio | Sofia |
| Plovidv University | Plovdiv |
| Plus Minus Ltd | Sofia |
| Pollenity | Sofia |
| PolyComp | Sofia |
| Polymedia Ltd | Sofia |
| PowerHost.bg | Sofia |
| Praime Creative Studio Ltd | |
| Presenta Ltd | Sofia |
| Presitely | |
| Prima-Tech-Pro Ltd | Sofia |
| Prime Holding JSC | |
| Printivo | Sofia |
| PRO.BG | Sofia |
| Prodesign | Sofia |
| Prodesign | |
| Programista Ltd | Plovdiv |
| Pronet Telecom Ltd | Sofia |
| Propaganda.Zone | |
| ProsFit | Sofia |
| PROweb Solutions | Sofia |
| Puzl CowOrKing | Sofia |
| Pytek Ltd | |
| QaiWare | |
| Qalistic | Sofia |
| QHoster | Sofia |
| Qualifast | |
| QualiSage | |
| Quality House Ltd | Sofia |