David Ryan AO has over 40 years of experience in commercial banking, investment banking and operational business management.

David has been a non-executive director on the board of Lend Lease since 2004, where he serves as the chairman of the Risk Management and Audit Committee and a member of the People and Culture Committee and the Nomination Committee. David is also currently a director of First American Title Insurance Company of Australia Pty Ltd, a director of First Mortgage Services Pty Ltd and a director of Sunshine Coast Destination Limited.

David has previously held positions as a non-executive director of Aston Resources from 2011 until its merger with Whitehaven Coal and as non-executive chairman of Transurban Holdings (appointed director in 2003, chairman in 2007, and resigned in 2010). David served as nonexecutive chairman of ABC Learning Centres Limited (administrators appointed, receivers and managers appointed) (appointed director in June 2003 and chairman in May 2007).

David holds a Bachelor of Business from the University of Technology, Sydney and is a Fellow of the Australian Institute of Company Directors and of CPA Australia.

Robert Loewenthal was appointed an independent Non-executive Director of GTN in April 2016 and was appointed independent Non-executive Chairman of GTN in November 2017 after acting in that role for a period of 9 months.

Robert has over 12 years of experience in the radio industry. He currently operates private corporate advisory and consulting business, Free Trade Hall, and is the Founder of the Whooshkaa Audio Technology and Podcasting Platform. Robert is also a Director of the Media Industry Charity, 'Unltd'.

Robert formerly held the role of Managing Director of Macquarie Radio Network, where he had previously acted as Chief Operating Officer and company secretary.

Robert is a Chartered Accountant and holds a Bachelor of Commerce degree from The University of Sydney.

Corinna Keller is Vice President of Advertising Sales for the Americas for CNN International Commercial (a WarnerMedia company), which she joined in 2016. Corinna oversees the pan-regional ad sales business for CNN International, CNN en Español, CNN.com/international and CNNEspañol.com for Latin America and clients based in the U.S. and Canada who want to target international viewers.

From 1999 to 2015, Corinna was with Viacom in various roles, her last as Vice President, International Marketing Partnerships and Pan-regional Ad Sales, running the pan-regional advertising business for Nickelodeon, MTV, Comedy Central, Paramount Channel and VH1, and a diverse digital portfolio. She held a number of senior positions with Viacom in both the U.S. and Mexico and managed client relationships with Fortune 500 companies across the U.S., Latin America, Europe and Asia. Prior to Viacom, Corinna was in the pay television industry at Turner Broadcasting, where she assisted in distribution for the newly launched CNN en Español.

Corinna holds a BAS from Kalamazoo College and speaks English, Spanish, German and Portuguese.

Peter Tonagh has a background as a C-suite executive in large Australian media companies, including as CEO of Foxtel and News Corp Australia, interim-CEO of REA Group and Chairman of MCN.

Peter was formerly a partner at The Boston Consulting Group where he led the Asia Pacific Organisation Practice and worked across media, consumer and financial services businesses.

Peter has a Bachelor of Commerce from the University of New South Wales and a Masters of Business Administration from INSEAD, Europe’s leading business school. In 2012 he was named AFR’s CFO of the Year.