Brian Lesser - Advertising Reporter

GroupM consolidates leadership under CEO Brian Lesser, eliminating global CEO roles across agencies.

January 22, 2025 Advertising Reporter Staff

GroupM is centralizing its operations by eliminating global CEO roles across major agencies like EssenceMediacom, Mindshare, and Wavemaker, aiming to unify under Global CEO Brian Lesser’s vision. This restructuring focuses…

Agency People Movement

WPP names Brian Lesser as the new global CEO of GroupM.

July 18, 2024 Advertising Reporter Staff

WPP has appointed Brian Lesser as GroupM’s global CEO, succeeding Christian Juhl, who will become President of Corporate Development at WPP. Lesser, formerly CEO of InfoSum, has a decade-long history…