Justine Lee

President & CEO, ClimateHaven

Justine Lee is the President and Chief Executive Officer at ClimateHaven, and an early stage tech company operator and investor. From 2019 to 2022, Justine was a partner at 25madison, a venture studio and early stage venture capital fund. Prior to 25madison, Justine held leadership positions at Lyft and Motivate, where she helped build and scale Citi Bike, a public-private partnership with the City of New York, as well as affiliated bikeshare programs across North America. Justine currently serves as an Advisor to a number of early stage companies in tech, mobility, and sustainability. 

Her nonprofit board experience includes positions with Friends of Governors Island, Global Kids, and Opportunity Network’s 3Circles. Justine received her BA from Yale University and her JD from Columbia Law School. She started her career at the law firm of Davis Polk & Wardwell.