| Emro Web Ventures S.R.L. | |
| Emy WebSoft S.R.L. | Bucharest |
| EmySoft.ro | Bucharest |
| eName.ro | Bucharest |
| End Soft Design S.R.L. | Bucharest |
| End Soft Design S.R.L. | |
| Entex | |
| ERP Contact | Cluj |
| Escmap Development | |
| ESET, spol. s r.o. | Bucharest |
| eSITEpc | Bucharest |
| ESoftware System Support | |
| Essensys | |
| Essensys Software | |
| ESX Intel World S.R.L. | |
| Esys-Comm | |
| eTelecom.ro | Bucharest |
| EuPlătesc.ro | Bucharest |
| Euro Domenii | Olt |
| Euro-Tel S.R.L. | Brașov |
| Eurodata Serv S.R.L. | Bucharest |
| Europa DNS | |
| Euroweb România | Bucharest |
| Evidweb | Bucharest |
| EvoHost.ro | Ilfov |
| Evolve Media | Iași |
| Evolve Media Marketing | |
| evoMAG.ro | Bucharest |
| Evozon | Cluj |
| EXE Software | |
| EXETech Computers | Hunedoara |
| Expert Line | Bucharest |
| Expert Network | |
| Expert PC S.R.L. | |
| Expressoft | |
| Extend Studio | Bucharest |
| Externalizare IT - Outsourcing IT | Bucharest |
| Extreme Solutions S.R.L. | Bucharest |
| Extreme-Computers | Bucharest |
| F Recruitment International | |
| F.A.R. Soft | Bucharest |
| F64.ro | Bucharest |
| Fab Lab Iași | Iași |
| Fabrica de Produse Digitale S.R.L. | |
| Fabrit Global | |
| FacturarePRO | Cluj |
| Factureaza | Brașov |
| Facturier | Timiș |
| Facturis | Bucharest |
| Facultatea de Matematică-Informatică din Craiova | Dolj |