Helena Tong currently serves as the Senior Vice President of Global Regulatory Affairs at Clover Biopharmaceuticals, where responsibilities include developing global regulatory strategies and leading submissions to various international health authorities. Prior experience includes a role as Senior Director of Regulatory Affairs at WuXi Biologics, overseeing late-stage projects involving monoclonal antibodies and collaborating on a viral vaccine. Helena also held the position of Director of Regulatory Affairs at Kedrion Biopharma Inc., where regulatory expertise was expanded into biologics, and previously served in various regulatory roles at Prinston Pharmaceutical Inc. and Pfizer, focusing on regulatory submissions and compliance. Educational credentials include a PhD in Chemistry from the University of Connecticut and master's and bachelor's degrees in Chemistry from Nankai University.