| LKC-Slovakia, s.r.o. | |
| LL studio | Bratislava |
| localhost, s.r.o. | Košice |
| Logamic, s.r.o. | |
| Lomtec.com | Bratislava |
| Lonely Cat Games | Banská Bystrica |
| LoopLabs | |
| LOX Technologies, s.r.o. | Bratislava |
| LR Company | |
| Lurity SK, s.r.o. | |
| M7, s.r.o. | Bratislava |
| m:zone, s.r.o. | Bratislava |
| Ma-NET Team, s.r.o. | |
| Mabpro, a.s. | |
| MacMedia, s.r.o. | Bratislava |
| MacO's creative workshop | Banská Bystrica |
| Macro Components, s.r.o. | |
| Macrosoft, s.r.o. | Bratislava |
| MAD Studios, s.r.o. | Trenčín |
| Madviso | |
| Mairon, s.r.o. | |
| Marián Čonka - Projekt ARTiSYS | Prešov |
| Marian Placko | Nitra |
| MarkAndThink.sk | Prešov |
| Marzo.sk | Žilina |
| Mastery, s.r.o. | Banská Bystrica |
| Matex SK, s.r.o. | |
| Matsuko | |
| MaxMarketing, s.r.o. | |
| MBTech | |
| Me-Smart, s.r.o. | |
| Mediahost.sk | Žilina |
| Mediate, s.r.o. | |
| MediaTech Central Europe, a.s. | Bratislava |
| Medivox Software | Bratislava |
| Mediworx | Bratislava |
| Merineo, s.r.o. | |
| MetaApp | |
| Metrum, spol. s r.o. | |
| MFCS 2012 | Bratislava |
| Michal Forišek | |
| Michal Kyžňanský | Bratislava |
| MICROCOMP – Computersystém, s.r.o. | Bratislava |
| Microsoft Slovakia | Bratislava |
| MILSOFT Martin, spol. s r.o. | Banská Bystrica |
| Minet Slovakia | |
| Minit | Bratislava |
| Minty | |
| Minus2, s.r.o. | Bratislava |
| Miroslav Cáfal MAXcomputers | Žilina |