| MG-Technics | |
| MGH-Münchner Gewerbehof- und Technologiezentrumsgesellschaft mbH | |
| mgm Security Partners GmbH | Bavaria |
| mgm Technology Partners GmbH | Saxony |
| mgo360 GmbH & Co. KG | |
| MGT-Commerce GmbH | |
| MGTEK | Baden-Württemberg |
| MGV Stromversorgungen GmbH | Bavaria |
| MH&W Elektronik Vertrieb GmbH | Bavaria |
| mh-software | Baden-Württemberg |
| mhe GmbH & Co. KG | Baden-Württemberg |
| MHGS | Bavaria |
| MHP Software GmbH | Hesse |
| Mi-Service - Wagner & Klabes GbR | Saxony |
| mibe GmbH Arzneimittel | |
| mibeso | |
| MIBS Aktiengesellschaft | North Rhine-Westphalia |
| Micco Electronic GmbH | Baden-Württemberg |
| Michael Bauer International GmbH | |
| Michael Daum Consulting | |
| Michael Ebsen | Lower Saxony |
| Michael Grah Dipl.Ing.(FH) Nachrichtentechnik | |
| Michael Hoffmann | |
| Michael Hönnig | Hamburg |
| Michael Hoppe | Schleswig-Holstein |
| Michael Janik | Hamburg |
| Michael Kirchberger & Federico Zuluaga Knorr GbR | Bavaria |
| Michael Martin GmbH & Co. KG | Baden-Württemberg |
| Michael Peters | North Rhine-Westphalia |
| Michael Rabe | Hamburg |
| Michael Roth Software | Lower Saxony |
| Michael Scharmann | Baden-Württemberg |
| Michael Schoener IT Services | |
| Michael Schwill Webdesign Dresden | Saxony |
| Michael Ströder | Baden-Württemberg |
| Michael Telecom AG | Lower Saxony |
| Michael Thummerer Software Design | Saarland |
| Michael Wesemann | Berlin |
| Michaels WebSite | Bavaria |
| Mician GbR | Bremen |
| Micma GmbH | Bavaria |
| MICOM Computer GmbH | North Rhine-Westphalia |
| Micro-Epsilon Messtechnik GmbH & Co. KG | Bavaria |
| Micro-Tech Elektronik GmbH | Bavaria |
| microbytes IT Solutions UG(haftungsbeschränkt) | |
| Microcare Systemhaus GmbH | Bavaria |
| MicroCirtec Micro Circuit Technology GmbH | North Rhine-Westphalia |
| MicroConsult | Bavaria |
| Microdat GmbH | Bavaria |
| MicroData | Hamburg |