Nat Simons

Nat Simons is the Chairman and Senior Managing Director of Meritage Group LP, Co-founder of Prelude Ventures, and Co-director of the Sea Change Foundation, based in San Francisco, California. After earning degrees in economics and mathematics from UC Berkeley, he joined Renaissance Technologies in 1994, eventually serving as vice chair from 2006 to 2020. In 1997, he founded Meritage Group, an investment firm spun out from Renaissance that currently manages over $12 billion in assets. Simons expanded his focus into environmental advocacy by co-founding Prelude Ventures to invest in early-stage cleantech companies and joining the Breakthrough Energy Coalition. He also co-established the Climate Leadership Initiative in 2019 to guide high-net-worth families in environmental philanthropy and signed the Giving Pledge in 2017. His career bridges quantitative finance and climate advocacy, utilizing institutional investment to accelerate the low-carbon transition.