- MAMALAND MUSHROOM FARMS
- MANLUKU YOUTH DEVELOPMENT INITIATIVES TANZANIA
- Manyara Training Institute
- MAPAMBANO DHIDI YA UMASIKINI NA UKIMWI
- mapambano ya mazingira
- Maranye Agro Processing Social Business
- MASANDURU GROUP
- MASASI FARMERS AND MARKETING ASSOCIATION
- Masasi Non-governmental Organization Network
- MASASI PEOPLE LIVING WITH HIV/AIDS GROUPS NETWORK