YOUR BOARD OF DIRECTORS

GOVERNANCE AT MERCURY.

YOUR BOARD OF DIRECTORS.

PRUE FLACKS // CHAIR First Appointed // 1 May 2010 Last Elected // 28 September 2018 Appointed Chair of the Board in September 2019 Key Skills*: Governance; commercial experience; stakeholder relationships; people leadership. Prue is an experienced director across a range of industries. She was formerly a commercial lawyer and a partner in Russell McVeagh for more than 20 years. Prue is currently a director of Chorus and was formerly a director of Bank of New Zealand, and chair of Queenstown Airport Corporation. HANNAH HAMLING // DIRECTOR First Appointed // 1 February 2020 Last Elected // 24 September 2020 Key Skills*: Natural resource management (including water and climate change); health & safety; risk management. Hannah is an environmental scientist with a particular interest in sustainable development and resilience. Hannah has an extensive background in consulting, management and board roles across various sectors including electricity, construction and water management. Until January 2020, she was President of the Asia Pacific Region and Global Sustainable Development Leader for Golder, a Canadian global ground engineering and environmental science company. Before joining Golder, Hannah was Managing Director of New Zealand environmental consultancy firm Kingett Mitchell.

*Key Skills are defined as the particular skills each director brings to the Mercury Board, and what we would need to consider replacing when that director retires. ANDY LARK // DIRECTOR First Appointed // 10 July 2014 Last Elected // 24 September 2020 Key Skills*: Digitisation, disruption and innovation; broad experience in customer facing businesses. Andy has a background in entrepreneurship, marketing and digital technologies. He is currently the Chair of Group Lark, an accelerant for brand and digital transformations, and Chief Marketing and Strategy Officer for Dubber, a provider of cloud-based call recording and voice AI. Prior roles include Chief Marketing & Online Officer for the Commonwealth Bank of Australia, Chief Marketing Officer for Dell’s Large Enterprise & Public Group, Chief Marketing and Digital Officer for Foxtel, and Chief Business Officer for Xero. JAMES MILLER // DIRECTOR First Appointed // 2 May 2012 Last Elected // 27 September 2019 Key Skills*: M&A and capital structure; investment analysis; audit and risk management; energy industry. James has significant experience in capital markets including specialist expertise in the energy sector and in utility economics. James is Chair of NZX, Deputy Chair of Accident Compensation Corporation, and a director of The New Zealand Refining Company. He was recently appointed as a director of Vista Group International with effect from 31 August 2021. James was previously a director and Head of NZ Wholesale Equities with Craigs Investment Partners, Head of Equities and Head of Research at ABN AMRO and a director of Auckland International Airport. James is a chartered accountant and will chair Mercury’s Risk Assurance and Audit Committee following Keith Smith’s retirement. KEITH SMITH // DIRECTOR First Appointed // 1 May 2009 Last Elected // 28 September 2018 Key Skills*: Governance; finance and audit; risk management; commercial experience. Keith is a deeply experienced chartered accountant and director of both public and private companies across a wide range of industries. He is Chair of Goodman (NZ), a director of Sky TV and a trustee for Cornwall Park Trust Board. Prior roles include Deputy Chair of The Warehouse Group and director of Genesis Energy. Keith steps down from the Board on 23 September 2021 after 12 years' service.

GOVERNANCE AT MERCURY.

SCOTT ST JOHN // DIRECTOR First Appointed // 1 September 2017 Last Elected // 24 September 2020 Key Skills*: M&A and capital structure; stakeholder relationships; commercial experience; people leadership. Scott has an extensive background in investment advisory and capital markets. Scott is Chair of Fisher & Paykel Healthcare Corporation and a director of Fonterra Cooperative Group and ANZ New Zealand. He was the Chief Executive of First NZ Capital from 2002 to 2017 and was formerly Chancellor of the University of Auckland. PATRICK STRANGE // DIRECTOR First Appointed // 1 February 2014 Last Elected // 24 September 2020 Key Skills*: Energy industry; major project investment; health and safety. Patrick has spent more than 30 years working as a senior executive and director in both private and listed companies, including more than six years as Chief Executive of Transpower New Zealand. Patrick currently chairs Chorus and Auckland International Airport and was previously a Director of NZX Limited and Essential Energy, Australia.

*Key Skills are defined as the particular skills each director brings to the Mercury Board, and what we would need to consider replacing when that director retires. MIKE TAITOKO // DIRECTOR First Appointed // 28 August 2015 Last Elected // 28 September 2018 Key Skills*: Iwi and other stakeholder relationships; natural resource management (including water and climate change); digitisation. Mike is a leading advisor on Māori economic development and has wellestablished networks in Māoridom. Mike has strong commercial skills in the application of digital technologies and is the co-founder and CEO of Takiwā, a technology company commercialising cloud-based geospatial analytics services. He was formerly a Director of Auckland Tourism Events and Economic Development (ATEED). DENNIS BARNES* // DIRECTOR1 First Appointed // With effect from 1 September 2021 Key Skills*: Energy industry; people leadership; major project investment. Dennis was most recently Chief Executive of Contact Energy, a nine year role during which he led Contact Energy’s investment in renewable energy and flexible generation (including construction of the Te Mihi geothermal power station, the development of the Tauhara field and the introduction in 2011 of the Ahuroa gas storage facility and Stratford peaking plant). Before this role, Dennis managed Origin Energy’s significant portfolio of wholesale markets activities.

1. Dennis was not a director during the reporting period. Dennis joins the Board on 1 September 2021 and will stand for election at the 2021

ASM in September. KIM GORDON // FUTURE DIRECTOR First Appointed // 1 May 2021 Key Skills*: Digitisation; experience in customer businesses. Kim is a partner at MinterEllison, specialising in technology consulting. She has a wide range of experience with public and private organisations, across legal, energy and finance sectors, and an extensive background in technology and technology-centric transformation. As a Future Director, Kim is invited to attend Mercury Board meetings and Committee meetings, although she does not participate in decision-making.