Tanguy Chau

Tanguy Chau is the Co-Founder and CEO of Paxton AI, a Palo Alto-based legal tech company building an AI-powered assistant for lawyers. A Belgian-born, MIT-trained chemical engineer who competed for Belgium in sailing and chemistry olympiads, Chau spent seven years as a venture capitalist at Formation 8 and Mayfield Fund before co-founding Paxton in 2022. Under his leadership, Paxton raised a $22M Series A in January 2025 (total $28M), achieved a 94% non-hallucination rate on the Stanford Legal Hallucination Benchmark, and grew 14x in monthly recurring revenue over nine months - serving clients from solo practitioners to the nation's 20 largest law firms.