Jack J.H. Chen (1970) joined YES Corporate Finance in 2019 as associate partner and technical advisor with a focus on semiconductors. Jack has more than 25 years of semiconductor experience, in R&D, senior management and consultancy roles. He worked for TSMC (Foundry) and Mapper (Lithography) and played a key role in several international collaborations. He has a global network in the semiconductor industrial supply chain and has deep knowledge of high tech equipment, materials, and EDA companies, as well as some major semiconductor research organizations in Asia, US, and Europe. Finally, Jack is the inventor of more than 120 US patents and is based in Hsinchu, Taiwan.