Abbey Klaassen serves as the CEO of Tinuiti. Abbey is a tenured marketing executive with 20+ years of experience, most recently serving as the US CEO and Global Brand President of Dentsu Creative. Prior to Dentsu, Abbey served on the leadership team at 360i, where she drove the agency’s evolution into a leading digitally-led integrated agencies.
Earlier in her career, Abbey spent multiple years in advertising journalism, including roughly a decade at Ad Age where she ultimately served as Editor in Chief, and currently serves as Chair of the Board of Directors for the American Association of Advertising Agencies. Abbey has been broadly recognized as an industry leader, including her 2019 induction into the Advertising Hall of Achievement by the American Advertising Federation, her recognition in the 2026 Adweek Agencies Vanguard Awards, and her 2026 Matrix Award from New York Women in Communications. Abbey received her Bachelor’s degree from Drake University.