Collaborating organizations
H to O
- HaloSource, USA
- Harvard University, USA
- Hindustan Lever Limited, India
- HOPE, Pakistan
- Hydrachem Limited, Great Britain
- IDE Nepal
- Institute for Research and Innovation in Sustainability (IRIS), York University, Canada
- Institute of Rural Research and Development, India
- Institute of Sustainable Development, India
- International Action, USA
- International Committee of the Red Cross, Switzerland
- International Council of Nurses, Switzerland
- International Development Enterprises (IDE), USA
- International Federation of Red Cross and Red Crescent Societies
- International Water Association, UK
- International Scientific Forum on Home Hygiene (IFH), Great Britain
- ITDG, Peru
- Jalmandir, Canada
- Johns Hopkins University, USA
- Kenya Water for Health Organization (KWAHO)
- Kinetico Incorporated, USA
- KX Industries, USA
- London School of Hygiene & Tropical Medicine, UK
- Malteser International, Vietnam
- Massachusetts Institute of Technology, USA
- Medair, Switzerland
- Medentech, Ireland
- Medical Missionaries
- MEDRIX, Vietnam and USA
- Ministry of Health, Fiji
- Ministry of Health, Kenya
- Ministry of Health, Mongolia
- Ministry of Health, Timor-Leste
- The Mission Society
- National Institute of Communicable Diseases, India
- National Institute of Public Health (NIPH), Japan
- National Nurses Association of Kenya
- Naveed Welfare Foundation, Azad Kashmir
- NEERMAN, India
- NETWAS International, Kenya
- New Forests Project
- Niparaja, Mexico
- Nursing Council of Kenya
- Oxfam, UK