Guy Walding is currently the Global Category Growth Lead at OpenX, a position held since 2025. They previously served as the Global Head of Planning for Mars at EssenceMediacom from 2023 to 2025, and worked as a Global Strategy Director at the same company. Prior experience includes a role as Strategy Director at MediaCom from 2011 to 2013, along with various positions such as Associate Director and Media Manager. Earlier, they were the Comms Planning Manager at Carat from 2007 to 2011.
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