Isabelle Winkles has served as Braze's Chief Financial Officer since January 2020. The company announced on April 28, 2026 that Ms. Winkles intends to resign from her role as Chief Financial Officer on May 29, 2026. Prior to joining Braze, she served in various roles, including Vice President, Finance of Cognizant Technology Solutions Corp., a professional services company, from April 2018 to January 2020, and Managing Director of Morgan Stanley & Co., an investment bank, from January 2016 to April 2018. Ms. Winkles received her M.B.A. from Harvard University and her B.S. from the Massachusetts Institute of Technology.