Michelle O'Brien

Michelle O'Brien is an experienced professional in regulatory affairs and quality assurance, currently serving as Senior Director of Regulatory Affairs CMC at Xenon Pharmaceuticals Inc. since June 2022. Prior to this role, Michelle worked at Biogen for over 15 years, where responsibilities included Director of Global Regulatory Affairs CMC, Associate Director of Regulatory Affairs, and Senior Manager positions in both Regulatory Affairs and Quality Assurance. Earlier career experience includes a role as Quality Assurance Manager at Cambridge Isotope Labs from 2005 to 2007. Michelle holds both a BA and MA in Chemistry from Boston University, completing studies between 1986 and 1990.