| Middle East Dredging Company Q.S.C. | Construction |
| Middle East Energy WLL | Conglomerates |
| Middle East Energy WLL | Conglomerates |
| Milano Travel | Leisure and Tourism |
| Milano Travel | Leisure and Tourism |
| Millenium Chauffering WLL | Conglomerates |
| Millenium Chauffering WLL | Conglomerates |
| Millennium Travels | Leisure and Tourism |
| Millennium Travels | Leisure and Tourism |
| Mimar Design Qatar | Construction |
| Mimar Design Qatar | Construction |
| Ministry of Economy and Commerce - Qatar | Governmental Institutions |
| Ministry of Economy and Commerce - Qatar | Governmental Institutions |
| Ministry Of Environment | Governmental Institutions |
| Ministry Of Environment | Governmental Institutions |
| Ministry of Interior - Qatar | Governmental Institutions |
| Ministry of Interior - Qatar | Governmental Institutions |
| Ministry of Municipality and Environment | Governmental Institutions |
| Ministry of Municipality and Environment | Governmental Institutions |
| Ministry of Transport and Communications - Qatar | Governmental Institutions |
| Ministry of Transport and Communications - Qatar | Governmental Institutions |
| Mirage International Property Consultants | Real Estate |
| Mirage International Property Consultants | Real Estate |
| Mirrikh Contracting WLL | Construction |
| Mirrikh Contracting WLL | Construction |
