Jason Kilar will replace John Stankey as the chief executive of Warner Media next month, the company announced on Wednesday.
Mr. Kilar, the founding chief executive of Hulu, will report to Mr. Stankey, who will remain AT&T’s president and chief operating officer.
Warner Media, a division of AT&T that includes HBO, CNN and the Warner Bros. movie studio, is scheduled to unveil a new streaming service next month, HBO Max.
“Jason is a dynamic executive with the right skill set to lead WarnerMedia into the future,” Mr. Stankey said in a statement. “His experience in media and entertainment, direct-to-consumer video streaming and advertising is the perfect fit for WarnerMedia, and I am…