Nantaba is a global health justice professional and dedicated marathon runner who brings the same endurance and strategy from the racecourse to her work. With over a decade of leadership in philanthropy, academia, and civil society, she has led complex, multi-year initiatives in public health investment, health governance, and economic justice across Africa, Europe, and beyond, and has been recognized among Uganda’s Top 40 Under 40. 

Before joining Ahaki, she worked at the Open Society Foundations (OSF), where she led the Public Health Program’s Marketization of Health portfolio and steered multi-million-dollar campaigns on economic justice, reclaiming public services, and sustainable debt relief for low- and middle-income countries, overseeing grant-making, grant management, and cross-regional teams. She has also consulted for leading foundations, including the Children’s Investment Fund Foundation (CIFF) and Amref Health Africa. 

Nantaba began her career at the Center for Health, Human Rights & Development (CEHURD), leading a community empowerment program and research that informed the European Commission and IDRC Canada on health systems governance and community participation. She is an experienced educator, having taught constitutional history, health and the law at Uganda Christian University. 

She holds a Master of Laws (LL.M.) in Global Health Law from Georgetown University Law Center and a Bachelor of Laws (LL.B.) from Uganda Christian University. Her research and analysis have appeared in The Lancet, Health and Human Rights Journal, and the International Journal for Equity in Health.