TOP 250 LEADERS

Title: Head of Corporate Sustainability Company: American Express Industry: Financial Services

Madge Thomas has 14 years experience across international development, the UN and public policy, specialising in alliance-building between business, government and non-profits. She secures funding and partnerships for education, nutrition and gender equality, with more than US $ 10bn in commitments influenced. She now leads American Express’ sustainability and philanthropic strategy.

Title: Chief Sustainability

& Corporate Affairs Officer Company: Vale Industry: Mining

Emily Olson is a senior government affairs and sustainability leader with nearly 20 years of experience across highly regulated, capital-intensive industries in the US and UK. She has led global strategic relations, integrating advocacy, communications and risk management across major projects. At bp, she helped execute sustainability strategies across renewables.

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