- World Food Programme (WFP)
- World Vision Kenya
- SNV-Netherlands
- The Nature Conservancy (TNC)
- University of Manchester (UoM)
- Ministry of Environment and Natural Resources
- Ministry of Water and Irrigation
- National Irrigation Board (NIB)
- Tana and Athi River Development Authority (TARDA)
- Kenya Meteorological Services (KMS)
- Pastoralists Organisation for Water and Environmental Research (POWER)
- Ped-World (Germany)
- Deutscher Akademischer Austausch Dienst (DAAD of Germany)
- African Institute for Capacity and Development (AICAD)
- University of The Sunshine Coast (USC)-Australia
- Water Resources Management Authority (WRMA)
- Nairobi City Water and Sewerage Company (NCWSC)
- Kenya Rainwater Association (KRA)
- University of Nairobi (UoN)
- United Nations University (UNU) –based in Dresden, Germany
- World Wildlife Fund- Education for Nature Program (WWF-EFN)
- Oxford University (UK)
- Athi Water Services Board (AWSB)
- Kenya Water Institute (KEWI)
- Living Waters International
- Centre for Science and Environment (CSE) – India
- Water and Sanitation for the Urban Poor (WSUP)
- Cranfield University
- County governments
- National Water Conservation and Pipeline Corporation (NWCPC)
- Other relevant training institutions