GroupM Elevates Richard Hartell to CEO of EssenceMediacom U.S.
Press Release / September 5, 2024 The media executive will lead the network’s largest agency and client roster through its next era of media innovation NEW YORK, NY – SEPTEMBER 5, 2024 – GroupM, WPP’s media investment group, today announced the elevation of Richard Hartell as CEO of EssenceMediacom U.S. Effective immediately, Hartell will lead U.S. operations, client relationships, and new business for the agency, which … Continue reading GroupM Elevates Richard Hartell to CEO of EssenceMediacom U.S.