William joined Pappas Capital in 2023 as a Venture Partner. He is a Founding Managing Director for Asia for Bryan Garnier & Co. – a leading European boutique investment bank headquartered in Paris with 180+ bankers, where he specializes in advising mid cap high growth or disruptive companies. William is also an advisor to one of the largest privately held clinical CROs headquartered in Tokyo, Japan.

Before stepping into the investment world, William’s last corporate assignment was with Bayer Healthcare in the Far East as the Chief of Strategic Sourcing, where he was responsible for leading a cross category strategic sourcing and quality compliance team managing a volatile supply chain with half a billion euro spend per year. Prior to joining Bayer in July 2012, he held various globally-based strategic sourcing and business development / sales marketing positions of increasing responsibility at Takeda (Singapore), Johnson & Johnson (California) and Pfizer (NYC and Madrid) on the buy side, and for PPD (then part of the Carlyle Group and now part of Thermo Fisher) and Quintiles Transnational (today rebranded as IQVIA) on the supply side, operating out of Singapore, the US, Europe and China for the past 25+ years.

William is a member of the BayHelix Group, a non-profit professional organization of business leaders from investment and health-tech communities with a mission to shape the growth of the life science industry, foster and create business collaborations, and share information and career experience among its members.

William was educated in both China and the US. He is based in Wuxi near Shanghai, and speaks, reads and writes in both English and Mandarin Chinese.