As CEO of dentsu X North America, Leah Meranus is focused on defying conventions to forge more meaningful partnerships, drive greater business results, and develop the foremost media leaders across the US and Canada. At dentsu X, Leah is partnering with some of the best marketers in the world, defying convention across categories to drive accountable media decisions, while building valuable experiences for consumers beyond simple media exposures. In 2022, dentsu X was named the fastest growing media agency in the US and globally by RECMA for the fourth year in a row.

Prior to being elevated to North America CEO in January 2023, Leah was US Chief Media Officer for dentsu X. She initially joined the dentsu network as EVP and Managing Director of Integrated Media at 360i, where she helped elevate the agency’s best-in-class offerings across a portfolio of top media accounts in New York and Atlanta.