Board of Directors

Ari Droga

Ari Droga joined Global Infrastructure Partners in 2008 and is a founding Principal and Partner of GIP Australia, based in Sydney. Mr Droga has over 25 years’ investment and advisory experience, mostly in the infrastructure sector.

He is a former board member of the Museum of Contemporary Art Australia, a former Chair of the MCA Foundation, and a former board member and Deputy Chair of The Biennale of Sydney. Prior to joining GIP, Mr Droga held senior investment banking roles, locally and globally.

Ash Barker

Ash Barker 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 as Director at Hastings Funds Management and investment banking roles at Credit Suisse First Boston. At IFM Investors, Ash led the successful divestment of Pacific Hydro and acquisition of Ausgrid, is a board member of Ausgrid and has previously served as a board member of NSW Ports and Northern Territory Airports.

Kent Robbins

Kent has 30 years’ experience in the finance industry, predominantly in superannuation and property funds management, having joined UniSuper in November 2009. He is a current director of AquaSure (Victoria’s Desalination Plant) and Plenary Health (Victoria’s Comprehensive Cancer Centre). Kent is responsible for UniSuper’s $8 billion Property portfolio, $13 billion Infrastructure portfolio and $0.5 billion Private Equity portfolio.

Kent was previously employed at Telstra Super, Pinnacle Property Consultancy and AMP Capital. Kent’s prior roles included board representation on domestic and offshore property funds and a Superannuation Investment Committee. Kent has a Bachelor of Business majoring in Property from RMIT and a Graduate Diploma in Applied Finance and Investment from the Securities Institute of Australia. He is an Associate of the Australian Property Institute and Member of the Australian Institute of Company Directors.

Margaret Staib

Margaret is a non-executive director of the Commonwealth Superannuation Corporation, the Australian Strategic Policy Institute, the Australian Royal Aeronautical Society, and member of the Industry Advisory Board for the Centre for Supply Chain and Logistics at Deakin University. Margaret was recently appointed the Northern Territory Defence and National Security Advocate and Chairs the Strategic Defence Advisory Board for the Chief Minister of the Northern Territory.

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.

Mark Turner

Mark has been an Alternate Director and Non-Executive Director of NSW Ports since 2017. Mark Turner is an Investment 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 Byrne

Michael has been a Director of NSW Ports since July 2020. He has over 30 years’ experience as a non-executive director and leader within the logistics, supply chain, retail and property sectors. He currently serves on the Ausgrid Asset, Management, Finance and Operator Partnership Boards. He is also a council member on the NSW Freight Advisory Council, a Senate member for the University of Western Australia and leads the Talent and Capability Think Tank for Deakin University.

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.

He has also held board positions with OzHarvest (a food charity) and education committees for Victoria University and the University of Denver.

Nik Kemp

Nik is Head of Infrastructure at AustralianSuper and has over 20 years’ experience in investing in the infrastructure sector. The portfolio he oversees has over AUD30 billion of funds under management and includes assets in Australia, North & South America, Europe and Asia. Prior to joining AustralianSuper in 2013, Nik was a founding director at Capella Capital, and before that was a member of the infrastructure teams at Babcock and Brown, and ABN AMRO.

Nik has spent time working in the UK for Henderson Global Investors and started off his career as a management consultant at the Boston Consulting Group in Melbourne.

Rob Stewart

Rob Stewart is a Partner and the Managing Partner of GIP Australia, having joined the firm in 2015. He is based in Sydney. Prior to joining GIP, Rob was the CEO of Credit Suisse Australia and from 2000 to 2013 he was the head of the Australia Investment Banking Division.

Rob began his career as a chartered accountant with Ernst and Whinney (a predecessor to Ernst and Young). He holds a Bachelor of Commerce from the University of Melbourne and an M.B.A. from the University of Chicago.

Sandra Lee

Sandra has over 25 years’ experience in the investment management and financial services industry. Responsibilities include infrastructure portfolio and transactional management across the transport, utilities, timberlands, PPPs, renewables, and telecommunications sectors in Australia and globally. Sandra joined UniSuper from Perpetual Investments and prior to that, held various investment and finance roles within the NAB group.

At UniSuper, she currently has responsibility over the Fund's infrastructure activities comprising origination and active asset management of its unlisted Infrastructure portfolio and sector coverage over its listed infrastructure securities, with investments currently totalling over $15 billion. UniSuper is one of Australia's largest superannuation funds with current funds under management, in excess of $100 billion.

Sandra also currently serves as a Director on the board Plenary Health (Victorian Comprehensive Cancer Centre) and Aquasure (Victorian Desalination Plant).

Sir David Higgins

Sir David Higgins was appointed non-executive Chairman of Gatwick Airport in January 2017. As Chief Executive of Network Rail, Sir David initiated a major reform programme focussing on transparency, value for money and accountability.

Sir David also served as Chief Executive of the organisation responsible for the delivery of the London 2012 Olympic Games, the Olympic Delivery Authority, establishing the organisation and negotiating the overall budget with HM Treasury, and led the commercial negotiations for Stratford City, London & Continental Railways, Lend Lease and Westfield. Sir David holds a degree in Engineering from Sydney University and a Diploma from the Securities Institute.

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.