GroupM North America CEO Is Out After Less Than a Year

@adweek -

@adweek—Tim Castree has left his role as CEO, North America, for WPP's GroupM after less than a year, GroupM announced internally today. "We thank Tim for his contributions and wish him the very best," a GroupM spokesperson said in a statement. Christian Juhl, who succeeded Kelly Clark as global CEO of GroupM at the beginning

North American CEO of the world's largest ad buying agency network, GroupM, has left after less than a year. Tim Castree, North American CEO of WPP's GroupM, has stepped down from the world's largest ad buying network, effective immediately, Business Insider learned. He assumed the role in late 2018, replacing Brian Lesser, who went on to lead AT&T's Xandr. GroupM and Castree issued nondescript statements and the company did not elaborate on its leadership plans for the immediate future. Sources with knowledge of the matter said the company's need to grow in its crucial region, North America,...