GroupM North America CEO Kirk McDonald is stepping down from his role at the end of the year, the company has confirmed.
Mindshare Global CEO Adam Gerhart will serve as interim head of GroupM NA until a successor is found for McDonald.
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McDonald joined GroupM in September 2023 from Warner Media’s Xander, where he served as chief business officer and before that CMO. Earlier he was president of Pubmatic. He succeeded Tim Castree at GroupM, who had left the previous November.
It wasn’t clear why McDonald is leaving. He issued a statement about leaving “for the next chapter in my journey,” but provided no details.