Amref Health Africa is the largest African-based and African-led health development NGO in the world. On the ground since 1957, with 97% of the staff of African origin and with over 90% working within their communities, Amref Health Africa is an expert in the field of International Development. Working in 35 countries across the continent, Amref Health Africa focuses on the most critical health issues, working in the space of HIV/AIDS, TB, malaria, water and sanitation, maternal and family health, clinical and surgical outreach, and the training of hundreds of thousands of health workers. Amref Health Africa is the only NGO to receive both the prestigious Bill and Melinda Gates Award for Global Health and the Conrad N. Hilton Humanitarian Prize, among others. Headquartered in Nairobi, Kenya, with offices across Europe and New York, and Toronto.