| Maha Al Khaleej For Contracting Co. W.L.L. | Construction |
| Majestic International WLL Qatar | Conglomerates |
| Majestic International WLL Qatar | Conglomerates |
| MAKNOON TRADING & CONTRACTING CO. | Construction |
| MAKNOON TRADING & CONTRACTING CO. | Construction |
| MaktApp | Information Technology |
| MaktApp | Information Technology |
| malomatia | Information Technology |
| malomatia | Information Technology |
| Man Force Trading & Contracting Company | Services |
| Man Force Trading & Contracting Company | Services |
| Manasco Trading W.L.L | Conglomerates |
| Manasco Trading W.L.L | Conglomerates |
| Mandriva Group Qatar | Construction |
| Mandriva Group Qatar | Construction |
| Mannai Air Travel | Leisure and Tourism |
| Mannai Air Travel | Leisure and Tourism |
| Mannai Corporation Q.S.C. | Transport |
| Mannai Corporation Q.S.C. | Transport |
| Mansion Trading & Contracting W.L.L | Industrial Manufacturing |
| Mansion Trading & Contracting W.L.L | Industrial Manufacturing |
| Manweir W.L.L. | Industrial Manufacturing |
| Manweir W.L.L. | Industrial Manufacturing |
| Maples Safety & Industrial Solutions WLL | Transport |
| Maples Safety & Industrial Solutions WLL | Transport |
