Jill Kelly is the U.S. CEO of EssenceMediacom, GroupM's newest agency built for the future of media. In her CEO role, she brings her evidence-based, purposeful-narrative approach to build the new agency, whose mission is to help clients navigate the rapidly evolving platform and people-first communications economy. Jill comes to EssenceMediacom from GroupM, where she was Global Chief Marketing Officer and brought to life its purpose of making advertising work better for everyone. A consummate and constant communications student, Jill is adept at building high functioning teams and organizations and driving innovation and results for advertisers. She is a gifted media brand builder having shaped and effectively communicated differentiating go-to-market strategies for GroupM, Digitas, Publicis, Starcom MediaVest Group and UM. Jill is a champion and mentor for others and past Board Chair of She Runs It, a global organization committed to removing barriers, creating access, and lifting up women of all identities, ethnicities, and backgrounds.