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Who we are

Our Board and Executive Team

Learn more about AGL's Board and Executives.

Two women collaborating over paperwork with digital devices on a desk.

Our Board

The Board is responsible for the governance of AGL. The role of the Board is to safeguard AGL’s interests and to protect and foster sustainable value creation while taking into account the reasonable interests of shareholders, employees, customers, the communities in which AGL operates and other relevant stakeholders.

Non-Executive Director since 1 May 2019 and Chair since 19 September 2022.

Age 67. LLB FAICD

Current Directorships: Chair of NSW Ports and the Sydney Desalination Plant group companies.

Former Directorships of listed companies over the past 3 years: Nil

Experience: Patricia has more than 40 years’ experience in the Australian energy sector with particular focus on matters of market design, industry governance and regulatory reform. She was previously the Chair of Essential Energy, a director of APA Group, Macquarie Generation and Transgrid, CEO of the Gas Market Company from 2001 to 2008 and a member of the Gas Market Leaders Group representing gas market operators from 2005 to 2010. In these roles, she was a key participant in the Council of Australian Government’s National Energy Reform, a major outcome of which was the establishment of AEMO, of which she was a Director (2009 to 2011).

Committee Memberships: Nominations Committee.

Patricia McKenzie

Managing Director & Chief Executive Officer since 19 January 2023.

Age: 50. BCom (Honors), FCA, GAICD

Current Directorships: Chair of the Australian Energy Council, a peak industry body for electricity and downstream natural gas businesses.

Former Directorships of listed companies over the past 3 years: Nil.

Experience: Damien was appointed interim Chief Executive Officer on 19 September 2022 and confirmed as Managing Director & Chief Executive Officer on 19 January 2023. Since joining AGL in March 2013, Damien held several senior executive finance roles before joining the Executive Team as Chief Financial Officer in August 2018.

Damien has more than 28 years' experience across large multinational businesses including Linfox Logistics, Smorgon Steel and Deloitte.

Damien Nicks

Non-Executive Director since 1 July 2020.

Age 65. BCom, BAcc, CA

Current Directorships: Director of Pacific Smiles Group Limited (commenced 18 October 2019), Abacus Storage King (commenced 1 July 2021) and EBOS Group Limited (commenced 16 September 2022).

Former Directorships of listed companies over the past 3 years: Mark Bloom was a director of Abacus Property Group from 1 July 2021 to 3 August 2023.

Experience: Mark has over 35 years’ experience as a Finance Executive. Mark was CFO at ASX listed Scentre Group from its formation in July 2014 until his retirement in April 2019. Prior to the formation of Scentre Group, Mark was the Deputy Group CFO of Westfield Group for 11 years.

Mark's executive career includes acting as CFO and an executive Director at three listed entities in Real Estate (Westfield and Scentre Group – 16 years) and Insurance and diversified Financial Services (Liberty Life, South Africa and Manulife Financial, Toronto – 20 years). Mark has extensive experience in overseeing global and local finance and IT teams.

Committee Memberships: Audit & Risk Management Committee (Chair), Safety & Sustainability Committee, Nominations Committee.

Mark Bloom

Non-Executive Director since 1 January 2022.

Age 60. MCom, Masters in Finance, CMInstD

Current Directorships: Director of Meridian Energy Limited and Tuatahi First Fibre Limited (and three related companies). 

Former Directorships of listed companies over the past 3 years: Nil.

Experience: Graham has over 30 years’ experience in the international energy industry, with executive roles in the UK, South America, New Zealand and Asia. His experiences have been across the energy chain and under different political, economic and regulatory regimes. He has a strong financial background and extensive experience in strategy and business development.

During his executive career Graham has served as Group CFO at Sembcorp Industries, Singapore, CFO and COO at Contact Energy, New Zealand, and in various senior executive roles for close to two decades at BG Group, primarily in the UK and South America.

Committee Memberships: Audit & Risk Management Committee, People & Performance Committee (Chair), Nominations Committee.

Graham Cockroft

Non-Executive Director since 19 September 2022.

Age 68. BE, MBA

Current Directorships: Nil.

Former Directorships of listed companies over the past 3 years: Miles was a director of Spark Infrastructure RE Limited from 11 October 2019 to 22 December 2021.

Experience: Miles has more than 30 years’ experience in the energy and infrastructure sectors, with a focus on development, investment and financing in the renewable energy industry in Australia and internationally. He has served as an adviser to the AEMC and AEMO on the energy transition, as Chairman of the Clean Energy Council, CEO of CleanCo Queensland and Managing Director of Infigen Energy.

Committee Memberships: Audit & Risk Management Committee, Safety & Sustainability Committee, Nominations Committee.

Miles George

Non-Executive Director since 15 November 2022.

Age 53. MBA, PG Dip Mgt, GAICD

Current Directorships: Director of Metcash Limited, Collins Foods Limited, National Intermodal Corporation, Indara Pty Limited, the Bradman Foundation, the McGrath Foundation and the State Library of New South Wales Foundation.

Former Directorships of listed companies over the past 3 years: Christine was a director of CSR Limited from 25 October 2016 to 16 November 2022 and Blackmores Limited from 18 March 2019 to 28 July 2021.

Experience: Christine is a professional non-executive director with more than 30 years’ experience across media, property, industrial, infrastructure, and technology sectors. She was formerly Chief Financial Officer and Commercial Director at Telstra Broadcast Services. Christine was previously at Capital Investment Group. More recently, Christine has served as a Non-Executive Director of CSR Limited, Blackmores Limited, Wisetech Global Limited, HT&E Limited (previously APN News & Media) and Vocus Group Limited. 

Committee Memberships: Audit & Risk Management Committee, People & Performance Committee, Nominations Committee.

Christine Holman

Non-Executive Director since 15 November 2022.

Age 61. BElecEng, BCompSc, MBA

Current Directorships: Chair of the Australian Financial Complaints Authority and Brown Family Wine Group. Director of GUD Holdings Limited and Chancellor of Swinburne University of Technology. 

Former Directorships of listed companies over the past 3 years: Nil.

Experience: John has 30 years of commercial and operational leadership experience that includes serving as the CEO of Pacific Brands, the CEO of Fosters Group, the Managing Director of Carlton United Brewers and President Asia Pacific at Diageo. His Diageo career spanned 20 years in various General Management, Finance, M&A, and Operations roles across the UK, Asia-Pacific, and Group Executive Committee.

John has extensive experience across a range of sectors including consumer goods, aged care, advanced manufacturing and higher education. He previously served as a Non-Executive Director of pladis Global Advisory Board, Chair of the Australian Industry & Skills Committee, Chair of the Aged Care Workforce Strategy Taskforce and Chair of the Australian Advanced Manufacturing Council.

Committee Memberships: Audit & Risk Management Committee, People & Performance Committee, Nominations Committee.

Professor John Pollaers OAM

Non-Executive Director since 15 November 2022.

Age 78. BA (Hons), MA (UBC), DPhil (Oxon)

Current Directorships: Chair of the Carbon Market Institute, Member of Aware Super Direct Asset Committee.

Former Directorships of listed companies over the past 3 years: Nil.

Experience: Kerry has recently been Chair of the Energy Security Board advising on the redesign of the energy market to enable increased renewable generation. She has been an investment banker for 14 years in senior roles at Deutsche Bank and Bankers Trust specialising in privatisations and infrastructure.  She was CEO of Sydney Water, a member of Infrastructure Australia, Chair of Moorebank Intermodal, Director of NBN, and more recently Chair of the NSW Net Zero Emissions Board. She has honorary doctorates from the University of Sydney, University of Western Sydney and University of New England. 

Committee Memberships: Audit & Risk Management Committee, Safety & Sustainability Committee, Nominations Committee.

Doctor Kerry Schott AO

Non-Executive Director since 1 March 2022.

Age 54. BEc(Hons), GradDip(AppFin), GAICD

Current Directorships: Director of Eco Markets Australia, Niche Environment and Heritage and Port of Townsville, and an Advisory Board member for Centacare (a Not For Profit disability and family services provider). Vanessa is also an independent member of Queensland’s Hydrogen Taskforce.

Former Directorships of listed companies over the past 3 years: Nil.

Experience: Vanessa has strong commercial, financial, project development and strategy experience gained over 20 years, working across the energy, water and sustainability sectors and more recently in hydrogen industry development. This includes as a Climate Change Leader and Utilities Leader at EY and undertaking significant energy market reforms across the supply chain whilst at Queensland Treasury Corporation. Vanessa has previously held non-executive director roles with Energex, the Smart Energy Council, Essential Energy and Sunwater.

Committee Memberships: Safety & Sustainability Committee (Chair), People & Performance Committee, Nominations Committee.

Vanessa (Fernandes) Sullivan

Non-Executive Director since 15 November 2022.

Age 55. BSc Hons (Elec and Electronic Engineering), MBA, GAICD

Current Directorships: Nil.

Former Directorships of listed companies over the past 3 years: Nil.

Experience: Mark is a former energy executive with over 30 years' experience in building new markets, programs, and teams globally in the solar and storage sectors. Mark is a member of the TAGEnergy Advisory Committee and Australian Renewable Energy Agency (ARENA) Advisory Panel. Mark has served as Director – Energy Programs at Tesla, responsible for leading Tesla’s Energy business in Asia-Pacific, and during 2019-21 the Americas and Europe, Middle East and Africa. He also has experience helping companies and governments with energy transition, having previously served on the boards of the Australian Renewable Energy Agency and Commonwealth Government Solar Flagships Council, and as Deputy Chair of the Clean Energy Council.

Committee Memberships: Safety & Sustainability Committee, People & Performance Committee, Nominations Committee.

Mark Twidell

Our Executive Team

AGL's Executive Team manages AGL's affairs in relation to all matters, other than those responsibilities reserved by the Board to itself, including in the Board Charter.

Chief Operating Officer

Markus joined AGL in April 2020 as Chief Operating Officer.

Prior to joining AGL, Markus was the Head of Digital and Commerce, and an Executive Board Member at ALPIQ Group in Switzerland, a leading Swiss electricity producer. In this capacity, Markus was responsible for the trading and origination activities in more than 30 countries as well for the retail and digital business of the Group.

With more than 27 years’ experience in the oil, power and gas sectors gained across operations in Europe, Africa and the Middle East, Markus brings a wealth of experience in mining, asset management and trading. Markus holds a Masters of Engineering from Technical University of Clausthal, Germany.

Markus Brokhof


Chief Financial Officer

Gary joined AGL in January 2022. He successfully led a review of the company’s strategic direction before being appointed as Chief Financial Officer in October 2022.

Gary has more than 23 years’ experience across multinational energy businesses including BHP, Shell and Engie, where he was Chief Financial Officer.

Gary is a Director on the Board of Tilt Renewables, a landmark financing initiative created by AGL to unlock investment in large-scale renewable energy. Gary holds a Bachelor of Commerce from Monash University, is a member of the Chartered Accountants Australia and New Zealand and is a graduate of the Australian Institute of Company Directors.

Gary Brown


Chief Customer Officer

Jo joined AGL in 2008 and held several senior executive roles across Customer Markets before being appointed as Chief Customer Officer in June 2022.

With more than two decades of experience across product, sales, marketing and channels, Jo specialises in leading change in complex environments, growth through innovation and transforming the customer experience. As General Manager, Product & Portfolio Jo led AGL’s multi-product retailer strategy including growth through acquisitions of Southern Phone, On the Move and Click Energy. Prior to joining AGL, she worked at TRUenergy in various retail leadership roles, and as the General Manager of Operations at Business Process Outsource Provider, PCI.

Jo is the Chair of Ovo Energy Australia, a joint venture between OVO and AGL that governs OVO’s Australian Retail Energy business currently localising the Kaluza energy technology platform. She is also a director of ActewAGL, a joint venture that governs the electricity and gas retailer and distribution businesses in the ACT. Jo holds a Masters of Business Administration and Management from Deakin University, a Graduate of the Australian Institute of Company Directors and a member of Chief Executive Women.

Jo Egan


Executive General Manager, Corporate Affairs

Suzanne joined AGL in May 2023 as Executive General Manager, Corporate Affairs.

Over the past 12 years Suzanne has worked extensively on a broad range of regulatory, governance and policy issues and leading reforms across energy and climate change frameworks. Formerly a dispute resolution lawyer, she has held numerous senior leadership roles at the Energy Security Board and the Australian Energy Market Commission and has deep experience in strategic stakeholder engagement and communications, strategy and economic analysis.

Suzanne holds a Bachelor of Economics, a Bachelor of Law (Honours) and a Master of Laws (International Law) from the Australian National University.

Suzanne Falvi

Chief Information Officer

Andrew joined AGL in September 2023 as Chief Information Officer.

Andrew has more than 22 years of experience in the Telecommunications industry working across infrastructure, IT and digital transformation programs. Most recently Andrew was Chief Information Officer at One NZ in New Zealand (formerly Vodafone NZ) where he led the separation from the Vodafone Group. He was recognised as NZ’s CIO of the Year in 2021.

Prior to this, Andrew held a number of senior technology roles at nbn and has a strong background in digital transformation and agile methodologies. 

Andrew holds a Bachelor of Engineering (Honours) in Computer Systems from RMIT University, Melbourne.

Markus Brokhof


General Counsel & Company Secretary

Melinda is an experienced corporate lawyer and governance professional with more than 20 years’ experience. She was appointed General Counsel and Company Secretary of AGL in July 2022.

Melinda joined AGL in 2017 and has been a Company Secretary of AGL Energy during her time at AGL. Prior to joining AGL, Melinda worked in top tier law firms specialising in mergers and acquisitions and corporate governance and advisory.

Melinda holds a Bachelor of Commerce and a Bachelor of Laws from Macquarie University and is admitted as a solicitor of the Supreme Court of New South Wales.

Melinda Hunter


Chief People Officer

Amanda joined AGL in 2016 and has more than 25 years’ HR experience across a range of complex industries and business operating models. She was appointed Chief People Officer in August 2022.

Prior to joining AGL, Amanda held senior leadership roles in ASX-50 companies, heading up executive remuneration while driving change and building high-performing teams.

Amanda holds a Bachelor of Psychology from the University of Western Australia, a Masters of Management from Macquarie University and is a member of Chief Executive Women.

Amanda Lee