Global
- IULA-International Union of Local Governments and Authorities
- World Bank, Water and Sanitation Programme
- ICLEI - The International Council Local for Environmental Initiatives
- PNUMA (Programa de Naciones Unidas para el Medio Ambiente) - United Nations Environmental Programme
- Water Media Network - World Bank Institute (WBI)
- Inter American Water Resources Network (IWRN)
- Aquasat - FAO Information System on the Use of Water in Agriculture and Rural areas
- Natural Resources Consulting Engineering, INC. (NRCE)
- International Institute for Rural Reconstruction (IIRR)
