Mr. Troy Reeb reports

CORUS EXECUTIVE CHAIR HEATHER SHAW TO RETIRE

Heather Shaw will retire from her position as executive chair of Corus Entertainment Inc. as of May 31, 2025. Ms. Shaw will remain on the company's board of directors as a non-executive chair.

Ms. Shaw has served as executive chair since the company's inception in September, 1999.

"Heather has been an important part of Corus' history, helping to steward the company through significant milestones and an ever-changing industry," said Troy Reeb, co-chief executive officer. "We are appreciative of her commitment to Corus and of her long career in media leadership."

"On behalf of our board of directors, I want to thank Heather for her many contributions to the board and to Corus over the past 26 years," Fern Belisle, co-chair of the human resources and governance committee, added. "While we wish her all the best on her retirement as executive chair, we look forward to continuing to serve together on the board."

In addition to the Corus board, Ms. Shaw remains a director of several private companies, including the Shaw Family Foundation, a philanthropic organization founded in 1970, and managing director of the Shawana Foundation, a Calgary-based philanthropic organization.

About Corus Entertainment Inc.

Corus Entertainment is a leading media and content company that develops and delivers high-quality brands and content across platforms for audiences around the world. Engaging audiences since 1999, the company's portfolio of multimedia offerings encompass 30 specialty television services, 36 radio stations, 15 conventional television stations, digital and streaming platforms, and social digital agency and media services. Corus's roster of premium brands includes Global Television, W Network, Flavour Network, Home Network, The History Channel, Showcase, Slice, Adult Swim, National Geographic and Global News, along with streaming platforms StackTV, Teletoon+, the Global TV app and Curiouscast. Corus is also an internationally renowned content creator, producer and distributor, as well as the domestic advertising representative and an original content partner for Pluto TV, a Paramount company.