Goodpath
Marianna Costeletos currently serves as Chief of Staff at Goodpath since August 2025. Prior to this role, Marianna worked as a Digital Health Growth Equity Investor at Transformation Capital from February 2023 to June 2025, and held positions in strategic finance at Stellar Health. Marianna's experience in investment banking includes serving as an Analyst at Goldman Sachs from July 2021 to January 2023 and as a Summer Analyst at Credit Suisse in July 2020. Early career experiences include internships at RippleMatch, Big Pi Ventures, TowerBrook Capital Partners L.P., firstminute capital, and Founders Forum. Marianna holds a Bachelor of Arts in Mathematics and Philosophy from Yale University and a Baccalauréat in science and math from Lycée Français Charles de Gaulle de Londres.
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