| Logical Concept | Buenos Aires |
| Logys Solutions | Buenos Aires |
| Loop3 | |
| LosersJuegos | Buenos Aires |
| Loyal Solutions | |
| LRANET Soluciones Internet | Buenos Aires |
| Lsafosse Alberdi y Asociados | Buenos Aires |
| Lubee | |
| Lucio Marquez | Buenos Aires |
| Lucods | Buenos Aires |
| Lumia Energia Creativa S.R.L. | Buenos Aires |
| Lunestudio | |
| Lunix, S.R.L. | Buenos Aires |
| Luz Verde | Buenos Aires |
| M200 | Buenos Aires |
| M2Arq.com | Buenos Aires |
| Macena | Córdoba |
| Macrored | Buenos Aires |
| MacroTel Comunicaciones Argentina | Buenos Aires |
| Made in Córdoba | Córdoba |
| Madison | Córdoba |
| Maer Software | Buenos Aires |
| Mage2 Developer | |
| Magic Software Argentina S.A. | Buenos Aires |
| MagnaLife, S.A. | |
| MagnetMedia | Buenos Aires |
| Magno Proyectos | Buenos Aires |
| MakeIT Consulting | Buenos Aires |
| Manas | Buenos Aires |
| Manawa Coworking | Buenos Aires |
| Manifesto | |
| MAP Electronica | Buenos Aires |
| MAP RRHH | Buenos Aires |
| Maq Sistemas | Buenos Aires |
| Marcelo Liberati Sistemas | Buenos Aires |
| Mardelhosting | Buenos Aires |
| Mardet S.R.L. | Buenos Aires |
| Mariano Perezforte | Buenos Aires |
| Mark3ting | Buenos Aires |
| Marketing en la Web | Buenos Aires |
| Marquetti y Asociados | Mendoza |
| Martin Marco | |
| Martín Piñero | Buenos Aires |
| Martinez & Asociados | Buenos Aires |
| Masa Comunicaciones | Buenos Aires |
| MasterSoft | Buenos Aires |
| Matias Etchevarne | Buenos Aires |
| Matpec | Buenos Aires |
| Mauricio Silvester | Córdoba |
| Mc & RENOX Technologies | Buenos Aires |