Paramount appointed Ynon Kreiz, who is stepping down as Mattel's CEO, as co-CEO alongside David Ellison for the planned combined Warner Bros. Discovery business. The announcement cited by Variety sets his start for October 5, 2026, and includes a board seat.
Ellison will lead strategy, creative and technology functions, while Kreiz oversees daily operations and integration. The combined businesses will report jointly to both executives. The appointment has a future start date, and the merger remains scheduled to close on October 6.