| Personal Magazin | Belgrade |
| Pharmanova | |
| PHASE 56 | |
| Phoenix Consultancy | |
| PHP Srbija | Belgrade |
| PIN Computers | Belgrade |
| PixelInetica d.o.o. | Belgrade |
| Pixels2Pixels | |
| Play!Zine | Belgrade |
| Playrix RS | South Bačka |
| PlusPlus NT | Belgrade |
| Plutos Computers | Belgrade |
| PM d.o.o. | Belgrade |
| Pogodak.rs | Belgrade |
| Polaris Network | |
| PopArt Studio d.o.o. | South Bačka |
| Positive-Studio | Belgrade |
| Poslovni Inkubator Novi Sad | South Bačka |
| Pošta Srbije | Belgrade |
| PressHarbor | Belgrade |
| Price2Spy | Belgrade |
| Prizma Software | Nišava |
| Pro Info d.o.o. | South Bačka |
| ProDevs | Belgrade |
| ProdHosting.net | Belgrade |
| Product Hive | Belgrade |
| Profi Computers | Belgrade |
| Profi Media Group | Belgrade |
| Progressive | Belgrade |
| Project 023 | |
| Projectland | |
| Prokomsoft | South Bačka |
| Prolom | Belgrade |
| ProSoft Sistem d.o.o. | Belgrade |
| Protech d.o.o. | |
| Prozone | South Bačka |
| PSC Mobile Solutions d.o.o. | Belgrade |
| Pyron Technology | |
| Qbit | Belgrade |
| Qreadible | |
| Quantum Web d.o.o. | |
| Qubesoft | South Banat |
| Qwertify | |
| Racunari.net - online hardware shop | Belgrade |
| Racunari.org | Belgrade |
| RadiantTap | Belgrade |
| Rapttor Agency | |
| Ratel | Belgrade |
| RedWood Digital | |
| Refresh | Belgrade |