DR HELEN NUGENT AC
Independent Chairman

Helen Nugent was appointed by the Ausgrid Board as a director and Independent Chairman in March 2017 and re-appointed in March 2023. Helen is a professional company director with a strong background in the energy, resources and financial services sectors. She is also currently a Non-Executive Director of IAG, Senior Independent Director of TPG Telecom, Advisory Board Member of the Centre for Australia-India Relations and Global Advisory Board Member of UST Global Inc. In addition she is Chairman of the Order of Australia Association Foundation Ltd, a Director of the Australian Olympic Foundation and Member of the National Portrait Gallery of Australia Foundation.

Previously, she has been Chairman of Australian Rail Track Corporation, the National Disability Insurance Agency, Veda Group, Funds SA, Swiss Re (Australia), Sydney Airports and Macquarie Airports. She has also been a Non-Executive Director of Origin Energy, Macquarie Group, Carter Holt Harvey and the Garvan Institute of Medical Research. Prior to becoming a Non-Executive Director, Helen was Director of Strategy at Westpac Banking Corporation and a Partner at McKinsey & Company.

Helen has had a strong commitment to the arts and education. In the arts, she previously served as Chairman of the National Portrait Gallery of Australia, the National Opera Review and the Federal Government’s Inquiry into the Major Performing Arts, as well as being Deputy Chairman of Opera Australia. In education, she was previously Chancellor of Bond University and President of Cranbrook School and was a member of the four person Bradley Review into tertiary education.

In 2004, Helen was made an Officer in the Order of Australia, and in 2022 was made a Companion of the Order of Australia (AC) for eminent service to people with disability through leadership of social and economic policy reform and implementation, to business, to the arts and to the community.

Helen holds a Masters of Business Administration (Dist) from the Harvard Business School, and a Bachelor of Arts (Hons) and PhD from the University of Queensland. She has also been awarded Honorary Doctorates from the University of Queensland and Bond University. She is a Fellow of the Australian Institute of Company Directors. 

MICHAEL HANNA
Non-executive Director (IFM Investors)

Michael Hanna was appointed to the Board in December 2016. Michael has worked for more than 25 years in the design, planning, delivery and financing of major infrastructure projects. He is the Head of Infrastructure – Australia at IFM Investors and is responsible for managing the IFM Australian Infrastructure Fund.

Michael represents IFM Investors as a Director of Port of Brisbane and has previously represented IFM Investors as a Director on the Boards of Eastern Distributor (M1 toll-road in Sydney, NSW); Interlink Roads (M5 toll-road in Sydney, NSW); Pacific Hydro (renewable energy business with assets in Australia, Chile and Brazil); Ecogen Energy (power generation business in Victoria); Wyuna Water (public-private partnership in NSW) and NSW Ports (Port Botany and Port Kembla).

Prior to joining IFM Investors, Michael held senior executive positions at the Victorian Department of Treasury and Finance and global consulting engineers, Arup, in the UK and in Australia.

Michael is a Member of the Australian Institute of Company Directors. He holds a Bachelor of Science, (Honours) from Queen’s University Belfast and a Master of Science in Urban and Regional Planning from the University of Strathclyde, in addition to a Graduate Diploma of Applied Finance and Investment (FINSIA) and a Graduate Certificate of Management from Melbourne Business School. 

MICHAEL BYRNE AM
Non-executive Director (IFM Investors)

Michael Byrne was appointed to the Board in December 2016. Michael has over 30 years of executive experience in Australia and internationally in the logistics, supply chain, retail and property sectors. He is a non-executive director of CBH Group, National Intermodal Corporation, Sydney Aviation Alliance, NSW Ports, Peel Ports Group (UK) and Federation Asset Management, and a National Commissioner for the National Transport Commission. Michael is Chair of the Advisory Board of HSE Global and Chair of ATG West, a Strategic Advisor on Infrastructure to IFM Investors and AustralianSuper and an Adviser to Fletcher International Exports. He has previously been CEO of Westgate Holdings, Linfox Logistics and Coates Hire, with responsibility for managing up to 25,000 people in 12 countries in the Asia Pacific.

Most recently he was a Director, Managing Director & Chief Operating Officer of Toll Holdings Limited and a Director of the Toll Group.

He is a Fellow of the Australian Institute of Company Directors and holds a Masters of Science in Infrastructure and Transportation from the University of Denver, USA.

JOSH CRANE
Non-executive Director (IFM Investors)

Josh Crane was appointed to the Board in December 2022. Josh is an Executive Director at IFM Investors with nearly 20 years’ experience across the infrastructure sector. Josh is currently responsible for the origination, execution and management of unlisted infrastructure investments for IFM Investors, with particular focus on energy and transport. Prior to joining IFM Investors, Josh held senior roles with both Major Projects Victoria and Herbert Smith Freehills, focusing on the procurement, delivery and financing of domestic and international infrastructure investments.

Josh was previously a Director of Brisbane Airport Corporation (and associated entities) and member of its Board Finance, Audit and Risk Management Committees, and Director on the Board of Wyuna Water.

Josh holds a Masters of Applied Finance, Bachelor of Commerce, Bachelor of Laws (Hons) and is a Graduate of the Australian Institute of Company Directors.

STEVEN MACDONALD
Non-executive Director (ERIC)

Steven MacDonald was appointed to the Board in November 2019. Steven has over 20 years’ experience as a business leader and Board Director having led businesses in construction, infrastructure services and infrastructure ownership during an extensive career with the Transfield Group of companies and more recently in the role of Managing Director of the Zinfra Group.

Steven is currently a non-executive director of DownerEDI Ltd, Chair of Intera Renewables and a member of the Investment Committee of Palisade Investment Partners and the Water NSW Asset Advisory Group.

Steven’s industry experience includes construction and maintenance services in the power generation, renewable energy, power transmission and distribution, telecommunications, gas, water & wastewater, roads & rail, public transport and the oil & gas sectors. Steven has worked in Australia, New Zealand, and Asia and has led company expansions into North America and the Middle East.

Steven’s former executive roles include Chief Executive Marketing and Investments and prior to that Chief Strategy Officer at Transfield Services, Chief Executive Officer of Transfield Construction, Chief Executive Officer of TSI Fund and Chief Executive Officer of public transport operator, Yarra Trams with the most recent executive role with Zinfra Group as Managing Director from November 2013 to March 2019.

Steven is an experienced company Director and has worked in non-executive roles in numerous companies, government boards, joint ventures and alliances. Steven is a former Director of Yarra Trams, Transfield Worley Power Services, Transfield Services Infrastructure Fund, Ratchaburi Australia Corp Ltd, the Federal Government’s Australian Centre for Renewable Energy, the Clean Energy Council and a former member of the NSW Government’s Renewable Energy Task Force. 

Steven is a graduate of the Australian Institute of Company Directors and holds a Bachelor of Civil Engineering (Hons) from Melbourne University.

GILLIAN BROWN
Non-executive Director (ERIC)

Gillian Brown was appointed to the Board in November 2022. Gillian is an experienced non-executive director with a series of long-standing board appointments in transport and infrastructure, funds management and debt capital markets. She is currently a director of QIC Limited (including as a member of its Audit and Risk committees), Bric Housing Ltd, the High Speed Rail Authority and Suncorp Group Limited. 

Previously, Gillian was a director of Australian Rail Track Corporation Limited (ARTC), the owner and operator of Australia’s largest rail freight network, and Queensland Treasury Corporation. She also chaired the Audit and Accounts committee of ARTC.
 
Gillian practised as a finance lawyer until 2016. She was a partner of Minter Ellison from 1994 to 2016 and Chair of Minter Ellison from 2006 to 2009.
 
Gillian has an LLB (Hons) from University of Queensland, a Graduate Diploma in Applied Finance and Investment from FINSIA and is a member of the Australian Institute of Company Directors and Chief Executive Women.

SYLVIA WIGGINS
Non-executive Director (ERIC)

Sylvia Wiggins was appointed to the Board in February 2025. Sylvia is a proven company director, audit & risk committee Chair, listed CEO and CFO that brings strong commercial judgment, deep sector experience and the ability to engage and influence stakeholders at all levels. In a career spanning over 30 years Sylvia has worked as an investment banker in Australia and overseas financing large energy, infrastructure and transport assets as well as being actively involved in M&A and large scale corporate transformations and restructurings. More recently, Sylvia has been an executive in the energy and infrastructure sectors, developing, financing and operating large scale energy assets with her most recent executive role being Executive Director – Finance & Commercial at Infigen Energy Group (now Iberdrola Australia).

Sylvia currently sits on the boards of Epic Energy; Scheme Financial Vehicle; Collgar Renewables and Service Stream. Sylvia also is a member of the Lander & Rogers advisory board and a member of the Department of Defence’s Independent Assurance Review Board.

Sylvia holds a LLB and BJuris. from the UNSW and is a Graduate of the AICD.

HANS-MARTIN AERTS
Non-executive Director (APG Asset Management)

Hans-Martin Aerts was appointed to the Board in July 2022. Hans-Martin is a Managing Director and Head of Infrastructure & Private Natural Capital, Asia Pacific, at APG Asset Management, one of the largest pension fund asset managers in the world. He is a director of various APG Asset Management investee companies.

In February 2007, Hans-Martin moved to Hong Kong to establish APG’s first office in the Asia Pacific and is responsible for APG’s regional infrastructure and private natural capital strategy and investments.

Prior to working for APG, Hans-Martin was a Senior Portfolio Manager at ABP. He joined ABP in 2001 and has since worked in various areas, including listed equities, structured finance, infrastructure, and private natural capital.

Hans-Martin is a CFA charterholder and holds an MSc degree in Economics from the Erasmus University Rotterdam, an MBA degree for Executives from Tsinghua University in Beijing, and an EMBA degree from INSEAD.

JAY RYU
Non-executive Director (APG Asset Management)

Jay Ryu was appointed to the Board in July 2022. Jay is a Senior Portfolio Manager at APG Asset Management, one of the largest pension fund asset managers in the world. Jay is responsible for investing and managing APG’s infrastructure assets in the Asia Pacific.

Jay has more than 15 years’ experience working globally across infrastructure investments, private equity investments, and corporate finance.

Jay holds a Master of Chemistry (MChem, First Class) degree from University of Oxford. She is a CFA charterholder.

DAVID DUBROVSKY 
Non-executive Director (AustralianSuper)

David Dubrovsky was appointed to the Board in September 2024. David is an experienced infrastructure and private markets strategic leader. In his current role, David leads a global team at AustralianSuper with responsibility for cross-sector insights and governance across AustralianSuper’s real asset and private credit portfolios. David also chairs the Portfolio Performance Group and is a member of the Leadership Team, Global Direct Transaction Committee and Real Assets Ownership Committee.

Prior to joining AustralianSuper, David held senior positions with the infrastructure and private market platforms at OMERS, one of Canada’s largest defined benefit pension plans. David was also at Shearman & Sterling in New York, with a practice across the energy, renewables and aviation sectors.

David holds a Bachelor of Commerce (Finance) degree from the John Molson School of Business and a Doctor of Laws from McGill University.