Jean-Denis Greze, Angel Investor

Jean‑Denis Greze is CEO and “Mayor” of Town, a San Francisco startup working at the intersection of financial services, law, and applied AI. He also advises Applied Academics LLC and has been an active investor through ASDF Ventures for nearly two decades. Previously, he served as CTO of Plaid, where he led engineering through rapid scale. Earlier in his career, Jean‑Denis spent four years as Director of Engineering at Dropbox before joining Plaid, where he later became Head of Engineering and then CTO. His leadership has consistently focused on building developer‑centric platforms, scaling infrastructure, and driving product innovation across fintech and enterprise technology. As an angel investor, Jean‑Denis has made about 17 investments with a focus on AI, fintech, and developer tools. Recent investments include Harmony Intelligence, Formal, Frigade, and Loops, underscoring his commitment to backing founders building applied technology at scale.