David was appointed to the SYD Board as an Independent Non-Executive Director and Chair in August 2022. David was previously a director on the SYD Board from October 2018 to March 2022.

David is Chancellor of the University of New South Wales, Non-Executive Chairperson of Barrenjoey Capital Partners Group Holdings Pty Limited, Chair of Levande Living, a member of the Board of the Lowy Institute for International Policy,a Non-Executive Member of LeapFrop Investments Global Leadership Council and a founding member of Adara Partners.

David has been the Chair of many listed and unlisted for-profit and not-for-profit entities, including Australian and New Zealand Banking Group Ltd. David was appointed a Companion of the Order of Australia in 2007 and received the Centenary Medal in 2003.

Ari was appointed to the SYD Board as a Non-Executive Director in March 2022 and is the Chair of the People and Culture Committee and a member of the Audit and Risk Committee.

Ari joined Global Infrastructure Partners (GIP) (now a part of Blackrock) in 2008 and is a Partner of GIP , based in Sydney. Ari has over 30 years’ investment and advisory experience, mostly in the infrastructure sector. Prior to joining GIP, Ari held senior investment banking roles, locally and globally.

Ash was appointed to the SYD Board as a Non-Executive Director in March 2022 and is the Chair of the Treasury and Debt Committee, and a member of the Audit and Risk Committee and the People and Culture Committee.

Ash leads the Australian infrastructure M&A activities of IFM Investors’ managed and advised funds, and the origination, execution and management of infrastructure investments. Ash has extensive experience in a variety of senior infrastructure, private equity and related roles.

His previous experience includes positions at Hastings Funds Management and Credit Suisse First Boston. At IFM Investors, Ash led the successful divestment of Pacific Hydro, the privatisation and acquisition of Ausgrid and the acquisition of Sydney Airport. Ash has previously served as a Director of a range of businesses including Ausgrid, NSW Ports and Darwin Airport.

Deb was appointed to the SYD Board as Non-Executive Director in August 2022 and is a member of the Audit and Risk Committee and Treasury and Debt Committee.

Deb has extensive executive experience across a number of sectors including over 20 years in the mining industry and, more recently, in transport and logistics which included managerial, operational and financial roles.

Deb has been Chief Financial Officer in three ASX-listed companies, the most recent being Aurizon Holdings Limited.

Deb is also the Chair of CUA Limited, trading as Great Southern Bank, and is a Non-Executive Director of Sims Limited, Transurban Qld Group and Pacific National Rail Group.

Margaret was appointed to the SYD Board as Non-Executive Director in March 2022 and is Chair of the Safety, Security and Sustainability Committee.

Margaret commenced her professional career as a military logistician with the Australian Air Force, after completing a Business Degree at the University of Southern Queensland. Her military service included holding the position of Commander Joint Logistics and Commandant of the Australian Defence Force Academy.

From the Air Force, Margaret continued her executive career as the CEO and Managing Director of Air Services Australia. There, she led significant transformation in air safety, air navigation technology and cultural change. Her expertise is in defence, national security, transport and logistics, aviation and aerospace, cultural change, and organisational transformation.

Margaret is also a Non-Executive Director of Qinetiq Pty Ltd, the Royal Aeronautical Society, Vault Cloud and the Chair of the Australian Logistics Council.

Mark was appointed to the SYD Board as a Non-Executive Director in October 2022 and is the Chair of the Audit and Risk Committee and a member of the Treasury and Debt Committee.

Mark has 35 years’ experience as an accountant with Coopers & Lybrand and then PwC, including as PwC’s National Assurance Leader in Australia from 2003 to 2007 and then as its Chief Executive Officer, Australia and Deputy Chairman, Asia Pacific from 2008 to 2012.

Mark has also had an extensive non-executive director career for over a decade. Mark is currently a non-executive director of Goodman Group, Metcash Limited, Aurecon Limited, HSC Group and UNSW Sydney. Mark also previously served on the boards of directors of Coca-Cola Amatil, G8 Education, MH Premium Farms, Westfield Group, HSBC and Corrs Chambers Westgarth.

Mark was appointed to the SYD Board as Non-Executive Director in March 2022 and is a member of the Safety, Security and Sustainability Committee.

Mark is an Executive Director at IFM Investors, where he is actively involved in investment management and transaction activities across the transport, utilities, and energy sectors. Prior to joining IFM Investors in 2013, Mark worked in investment banking at Lazard across the infrastructure and resources sectors.

Michael was appointed to the SYD Board as a Non-Executive Director in March 2022 and is a member of the Safety, Security and Sustainability Committee.

Michael has over 30 years’ experience as a non-executive director and leader within the logistics, supply chain, retail and property sectors.

Most recently he was Managing Director, Chief Operating Officer and Director of Toll Holdings Limited and prior to this held roles including Chief Executive Officer of Coates Hire, Linfox and Westgate Holdings, as well as non-executive director of Australia Post. Michael has also served on numerous government boards advising on transportation, infrastructure, food security and security matters.

Nick was appointed to the SYD Board as a Non-Executive Director in September 2024.

Nick is the Head of Australian Real Assets, Mid Risk at AustralianSuper, whose direct investment portfolio includes Sydney Airport, NSW Ports, WestConnex, Indara, AusGrid and Transurban Queensland, among others.

Prior to joining AustralianSuper in 2024, Nick was a Senior Managing Director at Macquarie Asset Management Real Assets where he spent 17 years, firstly in Sydney and then working across the Americas in Mexico City, Sao Paulo, and New York.

Sandra was appointed to the SYD Board as Non-Executive Director in March 2022 and is a member of the People and Culture Committee.

Sandra is Head of Private Markets at UniSuper and has over 25 years’ experience in the investment management and financial services industry. Sandra joined UniSuper in 2008 from Perpetual Investments and prior to that, held senior roles at NAB. Sandra oversees UniSuper’s infrastructure and private equity activities, including sector coverage of domestic and global listed infrastructure, with investments over $15 billion. UniSuper is one of Australia’s largest superannuation funds with assets under management in excess of $110 billion.

Sir David was appointed to the SYD Board as Non-Executive Director in March 2022.

He is also a Fellow of both the Royal Academy of Engineering and the Institute of Civil Engineers. He was appointed Chairman of United Utilities in January 2020.

Sir David is a Non-Executive Director of Gatwick Airport (and previously the Chairman between January 2017 and November 2023) and Chairman of United Utilities, a Council member of London School of Economics and a Senior Advisor of Global Infrastructure Partners.

Sir David is a Non-Executive Director of Gatwick Airport (and previously the Chairman between January 2017 and November 2023) and Chairman of United Utilities, a Council member of London School of Economics and a Senior Advisor of Global Infrastructure Partners.

Virasb was appointed to the SYD Board as a Non-Executive Director in September 2023.

Virasb is a Partner at Global Infrastructure Partners (GIP) (part of Blackrock), where he focusses on value creation in portfolio companies and evaluating new business, technologies, and sectors.

Virasb has a long track record of transforming and building business by putting the customer at the centre of every aspect of the enterprise. He has over 29 years of commercial, financial and operational experiences in diverse industries including finance, media, transport, telecommunications, and technology.