Leadership & Talent Ogilvy CEO John Seifert Says He Will Retire in 2021 Seifert will continue to lead the agency until a successor is appointed Ogilvy global CEO John Seifert plans to leave role in 2021. Getty Images By Erik Oster April 28, 2020 Ogilvy CEO John Seifert announced in an internal memo that he will be retiring as the agency’s chief executive in 2021. Erik Oster @ErikDOster erik.oster@adweek.com Erik Oster is an agencies reporter for Adweek. Recommended articles