Established in 2005, PMNCH is the world’s largest alliance for women’s, children’s and adolescents’ health and well-being, with +1,300 partner organizations working together through 10 constituency groups: partner governments, donors and foundations, NGOs, adolescent and youth groups, private sector organizations, health professional associations, academic and research institutions, global financing mechanisms, inter-governmental organizations, and UN agencies. PMNCH is hosted by the World Health Organization, based in Geneva.