| M&G Plc |
| M-PESA Foundation |
| MAC Cosmetics |
| MacAndrews & Forbes Holdings Inc |
| Macmillan Children's Books |
| Macquarie Bank |
| Macrotech Developers Limited (trading as Lodha Group) |
| Madrid Destino Cultura Turismo Y Negocio, S.A. |
| Magic Beans Trading Limited |
| Magpie Dance |
| Maharat Misr |
| Mahindra Group |
| Mahogany Opera Group |
| Mahou S.A. |
| Mallinson Architects & Engineers LTD |
| Mama Bamboo Ltd |
| Manchester International Festival (Factory International) |
| Manchester Metropolitan University |
| Mandala Theatre Company CIC |
| Mango Telecom Ltd |
| Mangosuthu University of Technology (MUT) |
| Manjushree Technopack Limited |
| Manpower Tunisie |
| MAPS International WLL |
| Marigat Gold |