- Mkwawa Adventure and Safaris
- MLANGALI HEALTH ENVIRONMENT ASSOCIATION
- Mlimani Development Center ( MDC )
- Mobile Activism in Youth Network
- Mocuba Community Development Foundation
- Mocuba Community Development Foundation (mocuba codefo)
- Mohispac Foundation
- Morogoro Environmental Conservation Organization (MOECO)
- Movement of Poverty Eradication (MOPE)
- MPAKANI ENVIRONMENTAL CONTROL