Global Head of Data & Identity at GroupM
Her combination of agency-side leadership at GroupM and deep policy expertise makes Sangster a significant figure in how large-scale advertisers approach data and identity in AdTech.
Last updated Apr 18, 2026 by jonholm
Jodie Sangster is a senior leader at GroupM focused on data strategy and identity solutions across the world's largest media investment group. She previously served as CEO of ADMA (Association for Data-driven Marketing & Advertising) in Australia and has extensive experience in data governance, privacy regulation, and marketing technology. Sangster is a respected voice on responsible data use in advertising.