ip-enforcement
(3)
Yoav Zimmerman
Yoav Zimmerman is a San Francisco founder and machine learning engineer who is CEO and co-founder of Third Chair (YC X25), an AI-native IP enforcement agent that helps rightsholders find, stop, and monetize unauthorized use of their content. A Forbes 30 Under 30 honoree, he previously co-founded the social video analytics startup Trendpop (YC W21), grew it past $1M ARR with clients like Universal Music Group and MrBeast, and exited to Collab. Before startups he worked on machine learning at Google and at Determined AI.
Third Chair
Third Chair is an AI-native IP enforcement and licensing platform that helps rightsholders find who is using their content, trademarks, and likeness without permission and turn that unauthorized use into revenue. Backed by Y Combinator (X25) and FundersClub with $2.3M raised, it pairs AI agents that monitor, investigate, and draft demand letters with an on-demand network of lawyers. Customers - including Universal Music Group and much of the recorded-music industry - used the product to generate more than $1M in revenue in the last six months of 2025.
MarqVision
MarqVision is an AI-powered managed-service platform for brand control. Founded in 2020 by Harvard Law students, it helps global brands detect and remove counterfeits, impersonations, pirated content, and unauthorized sellers across more than 1,500 online platforms and websites in 118+ countries.