Sumiko Saito
Private Equity Investment Associate

Sumiko Saito is a Private Equity Investment Associate at OSA Growth Capital with a background in strategic finance, impact investing, and cross-border M&A. She has worked with firms such as AfricInvest and Accenture, supporting investment screening, valuation, due diligence, and portfolio management across infrastructure, fintech, insurance. Her experience includes business and finance due diligence for PE fund clients. She holds an MBA in Finance from HEC Paris, where she received the Leadership Award and served as VP of Finance for the Africa Club. Having worked across Europe, Africa, and Asia, Sumiko brings a global perspective on sustainable finance and is passionate about bridging capital and purpose to support mission- driven organizations.