Stacey Ma, PhD, has served as a member of the Elanco Board of Directors since November 2024.

Ma serves as Executive Vice President of Pharmaceutical Development and Manufacturing at Gilead, with responsibility for all the company’s investigational compounds and marketed products. Ma joined Gilead in 2022 after more than two decades in the biopharmaceutical industry. Prior to Gilead, she served as Executive Vice President of Technical Operations at Sana Biotechnology and as Global Head of Innovation, Manufacturing Science and Technology at Genentech/Roche. She has a PhD in chemical engineering from Yale University and master’s and bachelor’s degrees in chemical engineering from Yale and the University of Minnesota, respectively.