- Misali Island Conservation Association (MICA)
- MISSION TO DISADVANTAGED PERSONS TANZANIA LIMITED
- MISUNGWI YOUTH PLATFORM
- MJUMUIKO WA JUMUIYA ZA KIJAMII ZANZIBAR
- MKOKOTONI ENVIROMENTAL CONSERVATION ASSOCIATION
- MKOMBOZI N.G.O
- MLANGARINI DEVELOPMENT ORGANIZATION
- Mobile Activism in Youth Network
- Morogoro Development Organization (MODEO)
- Morogoro Elderly Peoples' Organization