- RESA INTERNATIONAL
- RESCUE MAZINGIRA ORGANIZATION
- Rural Access Technology Information and Institutional Services
- Rural Socio Catalyst Organization (CHACHU)
- Rwanda Mining Accosiation
- SERENGETI ENVIRONMENTAL CONSERVATION AND RELIEF AGENCY
- Shirikisho la Vyama vya watu wenye ulemavu Tanzania-(SHIVYAWATA)-Mkoa wa Morogoro
- Social Mainstreaming for Gender Equality Organization
- Social Vision Group Tanzania (SOVIGOTA)
- Societe de Mine et de Carriere