| DITEL S.R.L. | Córdoba |
| División uno | Buenos Aires |
| DLR S.A. | Buenos Aires |
| DMC Full | Buenos Aires |
| DMFusion | Buenos Aires |
| dmone.com.ar | Buenos Aires |
| DNA Studio | Buenos Aires |
| Dogma Solutions S.R.L. | Buenos Aires |
| Dokko Group | Buenos Aires |
| DonWeb | Buenos Aires |
| Doobop | Buenos Aires |
| Dos al Cubo | Buenos Aires |
| Dosmentes | Buenos Aires |
| DOT S.A. | Buenos Aires |
| Draper Cygnus VC Fund | Buenos Aires |
| Dreamland Networks | Buenos Aires |
| Drelichman Web & Marketing Consultants | Buenos Aires |
| Drops Design | Buenos Aires |
| Druida | Buenos Aires |
| Druidics | Santa Fe |
| DSNET | Buenos Aires |
| Duplika | Buenos Aires |
| DWVisual | Santa Fe |
| Dynacorp | Buenos Aires |
| e-nfo | Buenos Aires |
| E.C.I.C Systems S.A. | Buenos Aires |
| Easy Web Mkt | Buenos Aires |
| EasyMail S.A. Argentina | Buenos Aires |
| Easytech Green | Buenos Aires |
| ecloud Agency | |
| Ecomm | Buenos Aires |
| eConsultor | Misiones |
| eConsultora | Buenos Aires |
| Ecotech | Buenos Aires |
| ECV-56 Cóndor | Buenos Aires |
| Edifier High Tech Co. | Buenos Aires |
| EDSI Trend | Buenos Aires |
| EducationTI | Buenos Aires |
| Educativa | Santa Fe |
| EfeMosseSistemas | Buenos Aires |
| EGA Futura | Buenos Aires |
| Eiwa, S.A. | |
| Eklos | |
| Eklos | |
| El Dodo | Buenos Aires |
| El Meme | Buenos Aires |
| El Mundo Del PC | Buenos Aires |
| ELAN Network | Buenos Aires |
| Elcomel | Buenos Aires |
| Electrocomponentes S.A. | Buenos Aires |