Executive Director: Just Share
Nicole Martens is a development economist and environmental scientist and the Just Share executive director as of February 2026.
She has 15 years of experience working at the intersection of finance, sustainability, and social justice in emerging markets.
Nicole held senior leadership positions, including Head of Stewardship at Old Mutual Investment Group and Head of Africa and the Middle East at the UN-supported Principles for Responsible Investment.
Before joining Just Share, she led impact investing research and ESG advisory at Krutham, a research-led African consultancy specialising in financial innovation in emerging markets.
She has 15 years of experience working at the intersection of finance, sustainability, and social justice in emerging markets.
Nicole held senior leadership positions, including Head of Stewardship at Old Mutual Investment Group and Head of Africa and the Middle East at the UN-supported Principles for Responsible Investment.
Before joining Just Share, she led impact investing research and ESG advisory at Krutham, a research-led African consultancy specialising in financial innovation in emerging markets.
