- EL-GIBBOR FOUNDATION
- ELDERS FOR THE PREVENTION OF AIDS-UKIMWI
- ELIMISHA
- Elimu na mazingira
- EMBUAN DEVELOPMENT ORGANAZATION
- Enhance Mass Development (EMD)
- Enlighten Resilience Development Organization (ENREDO) Place to the youth to discover, innovate, generate idea, inspire, Support and organizing community project around the issue impact you and your community.
- ENRICHING MAASAI FOUNDATION
- Environment and Health Tanzania
- ENVIRONMENTAL PROTECTION AND CONSERVATION SERVICES(EPCS Ltd)