Multilateral Institutions
ADB partners with organizations or institutions established or chartered by more than one country to provide financial support and professional advice for economic and social development activities in developing countries.

- ANA Trust Fund
- ASEAN Infrastructure Fund
- Asian Infrastructure Investment Bank
- Eurasian Development Bank
- European Bank for Reconstruction and Development
- European Investment Bank
- European Union
- International Fund for Agricultural Development
- Islamic Development Bank
- Neighbourhood Investment Facility
- New Development Bank
- Nordic Development Fund
- OPEC Fund for International Development
- United Nations
- World Bank Group