The Leading Group consists of 66 states and numerous international and non-governmental organizations (non-exhaustive list):

Participating countries (members and observers)

South Africa, Algeria, Saudi Arabia, Austria, Bangladesh, Burkina Faso, Belgium, Benin, Bhutan, Burundi, Brazil, Cambodia, Cameroon, Cape Verde, Chile, China, Cyprus, Congo, Ivory Coast, Korea South, Djibouti, Ecuador, Egypt, Ethiopia, Finland, France, Gabon, Germany, Georgia, Guatemala, Guinea, Guinea Bissau, Haiti, India, Italy, Japan, Jordan, Lebanon, Liberia, Luxembourg, Madagascar, Mali, Mauritius, Morocco Mauritania, Mexico, Mozambique, Namibia, Nicaragua, Niger, Nigeria, Norway, Netherlands, Poland, Central African Republic, Romania, United Kingdom, Russia, Sao Tome and Principe, Senegal, Sierra Leone, Sri Lanka, Togo, Uruguay + European Commission.

International organizations

African Development Bank, Asian Development Bank, Inter American Development Bank, World Bank, OECD, UNDP, UNICEF, UNFPA, FAO, IFAD, WHO, African Union, Global Fund to fight against AIDS, malaria and tuberculosis, GAVI , IOF, Commonwealth Secretariat, Global Fund for Cities Development, International Union for the Conservation of Nature (IUCN), UNAIDS, UNDESA, UNESCO, UNEP, UNITAID, NEPAD, etc.

Foundations and corporations

Bill and Melinda Gates Foundation, Rockefeller Foundation, Althelia Ecosphere, Crédit Cooperatif, Babyloan, Dalberg, Finance Participative France, Funbio Brazil, Heoh, Rencontres du Mont Blanc, Chirac Foundation, Innovative Finance Foundation, Medicine Patent Pool, IFFIm, etc.

Non-governmental organizations

Acción, ACF - Action against hunger, ATD Quart-Monde, Attac, Care, CCFD Terres Solidaires, Center of Concern, Coalition PLUS, Coordinationsud, CONCORD, Epargne sans Frontière, EURODAD, Global Financial Integrity, Milken Institute, ONE, Oxfam, Climate Action Network, Results Japan, Stamp Out Poverty, Tax Justice Network, R20, etc.