Nine Entertainment Co. Limited announced that Catherine West has advised the Board of her intention to retire as Chair and as a Non-Executive Director at the conclusion of the Company's 2025 Annual General Meeting. Nine Independent Non-Executive Director Peter Tonagh will assume the role of Chair following the Nine Annual General Meeting on 7 November 2025.

Having served on the Nine Board since 2016, Ms. West determined that now is the right time for an orderly succession of the role of Nine Chair. Mr. Tonagh, who joined the Nine Board as an independent Non-Executive Director in January 2025, has extensive leadership experience across the media, technology and analytics sectors from board and senior executive appointments over three decades at the highest level of Australian business. His career includes senior appointments at Boston Consulting Group, and Foxtel, where he served as CFO and later CEO.

He was also CEO of News Corp. Australia and interim CEO of REA Group Limited and Deputy Chair of the ABC. Mr. Tonagh is currently Chair of Quantium, GTN Limited and not-for-profit organisation Bus Stop Films.