- INITIATIVES FOR YOUTH (INFOY)
- INTANGO Y'AMAHORO FOUNDATION
- INTEGRAL ASSISTANCE TO VULNERABLE CHILDREN (IAVC)
- INTEGRATED CONSULTANCY AND DEVELOPMENT FOUNDATION
- Intergrated Community Development Initiative
- International Prisoners Relief Organization
- International Prisoners Relief Organization (Headquarters)
- International Prisoners Relief Organization (Morogoro Unit)
- INVEST IN WOMEN ORGANIZATION
- Iringa Business development Gateway Club.