Jason Wescott

Jason, a luminary in Global Commerce at GroupM, possesses a dynamic 15-year journey, spanning b2b sales, E-Commerce, and Retail Media. As the former European E-Commerce lead for Hasbro, he seamlessly transitioned his expertise to pivotal senior Commerce roles at Publicis Groupe and now WPP’s GroupM. Jason’s fervour lies in crafting successful growth strategies that seamlessly integrate people, data, and AdTech. His client engagements have included Colgate-Palmolive, Amazon, Samsung, P&G, HP, Disney, and Vodafone. Elected Chair of IAB Europe’s Retail Media Committee in January 2024, Jason champions this multi-stakeholder group’s industry-defining work in standardisation across this nascent category of digital advertising.