Dennis Barnes

Managing Director and CEO, appointed 1 February 2023.

BSc (Hons), MBA, DipM

Dennis was appointed Snowy Hydro Chief Executive Officer and Managing Director of the Company in February 2023. Dennis has over three decades’ experience in the energy sector, with a focus on renewables and retail, and brings a wealth of strategic knowledge and proven capability in delivering strong performance across large energy businesses.


David Knox

Chair and Non-Executive Director, appointed 1 January 2020.

BSc (Hons) Mech Eng, MBA, FIEAust, FTSE, GAICD. 

David is Chair of The Australian Centre for Social Innovation, Micro-X Ltd and a Council Member of the Royal Institute of Australia.

Originally from Scotland, David has more than 30 years’ experience in the global oil and gas industry. He was formerly the Chief Executive Officer (CEO) and Managing Director of Australian Naval Infrastructure, CEO and Managing Director of Santos Ltd, and Deputy Chair of CSIRO and Managing Director for BP Developments in Australasia. David has held management and engineering positions at BP, ARCO and Shell in the United Kingdom, Pakistan, USA, Netherlands, and Norway. He also served as Chair of the Australian Petroleum Production and Exploration Association from 2011 to 2013, and Chair of i3 Energy PLC (UK) from 2017 to 2020. David was also previously a Director of the Social Policy Group.


Leeanne Bond

Non-Executive Director, appointed 25 November 2015.

BE (Chem), MBA, HonFIEAust, FTSE, FAICD.

Leeanne is a professional company director and chartered engineer. She is a Non-Executive Director of Aurecon Limited, Synertec (ASX:SOP), Entyr (ASX:ETR), One Basin CRC and the Australian Academy of Engineering and Technology Limited. Leanne is also an Advisory Board member of the ANU Battery Storage and Grid Integration Program and the UQ Master of Sustainable Energy Program.

Leeanne has been a director of the CMTE Development Limited, Clean Energy Finance Corporation, Territory Generation, Tarong Energy and Seqwater and was Chair of Brisbane Water. Leeanne held senior leadership roles at Worley (ASX:WOR) prior to transitioning to boards in 2006.


Scott Mitchell

Non-Executive Director, appointed 26 March 2019.

Scott brings a deep knowledge of Federal and State government and a range of skills including public policy, budget management, strategic development and implementation, and stakeholder relations. Scott has more than 20 years’ experience advising both Federal and State governments, including as Advisor to former Trade Minister, the Hon Mark Vaile AO, Policy Manager at the National Farmers’ Federation, and Chief of Staff to the Hon Terry Redman MP, former Western Australian Minister for Agriculture and Food, Forestry and Corrective Services. Scott was formerly the Federal Director of the National Party of Australia.

Scott has been running his own consultancy since February 2017, advising major Australian companies across a range of sectors on government relations strategies, communications and regulatory issues. He also does pro bono work with a number of organisations.


Karen Moses

Non-Executive Director, appointed 1 July 2019.

BEcon, Dip Ed, FAICD.

Karen is a Non-Executive Director Orica Ltd and Charter Hall Ltd. She is a fellow of the Senate for the University of Sydney where she chairs the Finance and Audit Committee and Director of the Board of Music in Regions Ltd (not-for-profit).

Karen previously spent over 30 years in the energy industry covering upstream production, generation, supply and retail with Origin Energy, Exxon and BP. She has held senior executive positions including as the Finance & Strategy Director and Chief Operating Officer for Origin Energy. In 2017, Karen was a member of the Future Security of the National Energy Market Finkel Review Panel and an Non-Executive Director of Boral Ltd.


Sandra Dodds

Non-Executive Director, appointed 1 July 2019.


Sandra is a Non-Executive Director of OceanaGold Ltd and Contact Energy. Sandra has a broad and diverse industrial background with experience working in highly regulated environments in Australia, New Zealand and Asia. She began her career as a Chartered Accountant at KPMG in New Zealand before transitioning to operational roles.

Prior to her last role as CEO Urban Infrastructure ANZ at Broadspectrum (formerly known as Transfield Services Ltd), Sandra spent 10 years at Downer EDI, where she held a number of senior executive leadership roles which included CEO Downer Asia. Sandra was previously Chair of TW Power Services Ltd and a Director of Sydney Harbour Ferries Ltd and BGL Ltd.


Leanne Heywood

Non-Executive Director, appointed 21 March 2022.


Leanne is a Non-Executive Director and Audit and Risk Committee Chair for ASX listed companies Arcadium Lithium PLC, Midway Ltd and Quickstep Holdings Ltd. She is also a Council Member at Charles Sturt University.

Leanne has over 25 years’ experience in the mining sector, most recently in a senior international marketing role with Rio Tinto. She has strong skills in Accounting (FCPA), and extensive international and domestic marketing experience. An experienced leader of transformational change, Leanne has led organisational restructuring, disposals and acquisitions, and major greenfield and brownfield projects, at both executive and Board level.


Timothy Longstaff

Non-Executive Director, appointed 1 April 2022.


Timothy is a Non-Executive Director of Ingham’s Group Limited, Perenti Global Limited, Aurizon Holdings Limited, Aurizon Network Pty Ltd and the George Institute for Global Health. In these roles he chairs the Sustainability Committee and a Risk Committee and is also a member of Finance and Audit Committees. He is also a member of the Takeovers Panel.

Timothy had a 30 year career in financial services both as a Chartered Accountant and an investment banker with global top tier 1 firms. He brings deep expertise in financial analysis & reporting, strategy development, mergers & acquisitions, financing, capital markets and capital structuring.


Roger Whitby

Chief Operating Officer

Roger Whitby (B Eng 1st Class Hons) was appointed Chief Operating Officer of Snowy Hydro in February 2016. Prior to that Roger spent more than a decade as Snowy Hydro’s Executive Officer Trading. Roger has extensive experience in energy markets and trading and in-depth knowledge of the operations and maintenance of the Snowy Scheme and Snowy Hydro’s generation assets. He has numerous previous roles in project management and engineering.


Iain Graham

CEO, Red Energy, Lumo Energy and Direct Connect

Iain Graham has been the CEO of Red Energy, Lumo Energy and Direct Connect since October 2014. Prior to founding Red Energy in 2004 Iain had 25 years’ experience in the information technology industry in New Zealand, Australia and Brazil and has held senior roles in the telecommunications, insurance, research and development and banking sectors. Iain took a lead role in the integration of the nine separate retail energy businesses acquired by Contact in New Zealand in 1998. In 2003, Iain’s achievements were recognised by being awarded New Zealand’s Chief Information Officer of the Year.


Gordon Wymer

Chief Commercial Officer

Gordon is Snowy Hydro’s Chief Commercial Officer, with responsibility for corporate strategy, M&A, finance and credit rating, merchant portfolio and risk, and IT strategy. Gordon’s 20 year involvement in the energy industry started with 10 years of energy industry advisory, mergers and acquisitions roles at Fay, Richwhite and UBS. Gordon joined Snowy Hydro in 2003. He was formerly the CFO and played a leading role in the development of Snowy Hydro’s risk management framework and the company’s evolution from generator to its position as the fourth pillar in the National Electricity Market.


Kim Josling

Chief Financial Officer

Kim was appointed CFO in February 2018 having joined the company two years earlier.  Prior to joining Snowy Kim held several senior management roles at Origin Energy Limited leading a broad range of finance, strategy, commercial, risk, internal audit and compliance activities. Kim joined Origin Energy in 2009 from its subsidiary, Contact Energy, where she was Chief Financial Officer. Before joining Contact, Kim worked with Deloitte (New Zealand and Canada), and related CA firms, gaining wide experience in the audit, advisory and consulting sectors, primarily in the energy, manufacturing and distribution industries.