90 participants from more than 60 organisations participated in the 2004 meeting of Oxford Vision 2020.
- AARP
- Asian Consultancy on Tobacco Control
- Australian Centre for Diabetes Strategies
- Ben Gurion University of the Negev
- Centre for Disease Control, USA
- Bumgarner Consulting Services
- Department of Health, UK
- Emory University
- European Centre on Health of Societies in Transition
- Global Medical Forum Foundation
- GLOBALink
- Hadassah and the Hebrew University
- HEAL Global Partnership International Business Leaders Forum
- Health Canada
- Heartfile
- House of Mondaymorning
- Independent Digital
- Institute for Alternative Futures
- International Council of Nurses
- International Diabetes Federation
- International Federation of Pharmaceutical Manufacturers Association
- International Obesity TaskForce
- International Union for Health Promotion and Education
- Isfahan Cardiovascular Research Center
- Johnson & Johnson
- Kikass
- Lown Cardiovascular Research Foundation
- Merck Sharp & Dohme
- Nestlé S.A.
- New Health Group, University of Cambridge
- New York City Department of Health and Mental Hygiene
- Novo Nordisk
- Nuffield Trust
- Oxford Centre for Diabetes, Endocronology and Metabolism
- PepsiCo
- Pharma Futures
- PRCM
- Radcliffe Infirmary
- Robert Wood Johnson Foundation
- Skoll Centre for Social Entreprenuership
- Stanford University
- Strategy XXI Group
- Sudler & Hennessey
- SustainAbility
- The Abelson Company
- The Chronic Foundation, The Diabetefix Initiative
- The King's Fund
- Tropical Health and Education Trust
- Umeå International School of Public Health
- Unilever
- United Health Group
- University of California at San Francisco
- University of New South Wales
- University of Oxford
- University of Sydney
- University of Toronto
- World Diabetes Foundation
- World Health Organization
- World Heart Federation
- World Medical Association
- Wye River Group on Healthcare
- Yale University