| ID | Firm | Key Person | Details |
| 30 | Office SoftOffice Information Systems (OFIS) | Khaled Abd El Mnaam El-Serafy | Details |
| 248 | OFFOK Lil Parmgiate | Mahmoud Awd Mahmoud Mohamed El Mrakbi | Details |
| 626 | ofouqsystem | sharawy abdelbaky hessan | Details |
| 305 | Omega | Ahmed El Sayed Abd El Hay | Details |
| 467 | Omega Soft Projects | Ashraf Atia Abdo | Details |
| 451 | Online Horizons | Hisham Ahmed Heseen | Details |
| 231 | OnLine Modern Solutions (OMS) | Ahmed Kabeel | Details |
| 133 | Open Soft | Somia El-Damaty | Details |