Global digital agency Dept is expanding its U.S. leadership team as it prepares to open a New York headquarters in early 2026, ADWEEK has learned.

The agency, backed by private equity firm The Carlyle Group, has named Sam Lewis, former CEO of WPP’s T&P, as CEO of creative & media in the Americas. Lewis’ remit covers half of Dept’s regional revenue, and he joins at a moment when the agency is reporting double-digit growth compared to the same time last year. Headcount has risen more modestly, growing between 5% and 6% year-over-year across Dept’s global team of more than 4,000 employees.

“The modern marketing landscape requires more integrated services, whether creative and media or engineering and experience,” Lewis told ADWEEK. “Dept is uniquely placed with a workforce that’s half creat

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