Scott Perkins

Independent Non-executive Chairman

Scott Perkins joined the Board in September 2015 and was appointed Chairman in October 2020. He is Chairman of the Nomination Committee and a member of the Audit, Remuneration and People, Safety and Sustainability and Risk Committees.

Scott has extensive Australian and international experience as a leading corporate adviser. He was formerly Head of Corporate Finance for Deutsche Bank Australia and New Zealand and a member of the Executive Committee with overall responsibility for the Bank’s activities in this region. Prior to that he was Chief Executive Officer of Deutsche Bank New Zealand and Deputy CEO of Bankers Trust New Zealand.

Scott is a Non-executive Director of Woolworths Limited (since September 2014) and Brambles Limited (since May 2015). He is Chairman of Sweet Louise (since 2005) and the New Zealand Initiative (since 2012). Scott was previously a Director of the Museum of Contemporary Art in Sydney (2011 – 2020) and a Non-executive Director of Meridian Energy (1999 – 2002).

Scott has a longstanding commitment to breast cancer causes, the visual arts and public policy development.

Scott holds a Bachelor of Commerce and a Bachelor of Laws (Hons) from Auckland University.

Frank Calabria

Managing Director and Chief Executive Officer

Frank Calabria was appointed Managing Director & Chief Executive Officer in October 2016. Frank is a member of the Safety and Sustainability Committee and a Director of the Origin Energy Foundation.

Frank first joined Origin as Chief Financial Officer in November 2001 and was appointed Chief Executive Officer, Energy Markets in March 2009. In that latter role, Frank was responsible for the integrated business within Australia including retailing and trading of natural gas, electricity and LPG, power generation and solar and energy services.

Frank is a Director of the Australian Energy Council and the Australian Petroleum Production & Exploration Association.  He is a former Chairman of the Australian Energy Council and former Director of the Australian Energy Market Operator.

Frank has a Bachelor of Economics from Macquarie University and a Master of Business Administration (Executive) from the Australian Graduate School of Management.  Frank is also a Fellow of the Chartered Accountants Australia and New Zealand and a Fellow of the Financial Services Institute of Australasia.

Ilana Atlas

Independent Non-executive Director

Ilana Atlas joined the Board in February 2021. She is a member of the Remuneration and People and Risk Committees.

Ilana is a non-executive director of ANZ Banking Group Limited (since 2014), Scentre Group Limited (since May 2021), Scentre Management Limited (since May 2021), RE1 Limited (since May 2021), and RE2 Limited (since May 2021). She is the Chair of Jawun and on the Board of the Paul Ramsay Foundation and Paul Ramsay Holdings Pty Ltd.

Ilana was previously a Director of Coca-Cola Amatil Limited (2011 – 2021), Treasury Corporation of New South Wales (2013 – 2017), Westfield Group (2011 – 2014) and Suncorp (2011 – 2014). Her last executive role was Group Executive, People, at Westpac, where she was responsible for human resources, corporate affairs and sustainability. Prior to that role, she was Group Secretary and General Counsel. Before her 10-year career at Westpac, Ilana was a partner in law firm Mallesons Stephen Jaques (now known as King & Wood Mallesons). In addition to her practice in corporate law, she has held a number of management roles in the firm including Executive Partner, People and Information, and Managing Partner.

Ilana holds a Bachelor of Jurisprudence (Honours) and Bachelor of Laws (Honours) from the University of Western Australia and Masters of Laws from the University of Sydney.

Maxine Brenner

Independent Non-executive Director

Maxine Brenner joined the Board in November 2013. She is Chair of the Safety and Sustainability Committee and a member of the Audit, Nomination and Risk Committees.

Maxine was previously a Managing Director of Investment Banking at Investec Bank (Australia) Ltd. Prior to Investec, Maxine was a Lecturer in Law at the University of NSW and a lawyer at Freehills, specialising in corporate law.

Maxine is a non-executive Director and Chairman of the Remuneration Committee of Orica Ltd (since April 2013) non-executive Director of Qantas Airways Ltd (since August 2013) and Woolworths Group Limited (since 1 December 2020). She is also a member of the University of NSW Council.

Maxine’s former directorships include Growthpoint Properties Australia, Treasury Corporation of NSW, Bulmer Australia Ltd, Neverfail Springwater Ltd and Federal Airports Corporation, where she was Deputy Chair. In addition, Maxine has served as a Council Member of the State Library of NSW and as a member of the Takeovers Panel.

Maxine holds a Bachelor of Arts and a Bachelor of Laws.

Greg Lalicker

Independent Non-executive Director

Greg Lalicker joined the Board in March 2019. He is a member of the Safety and Sustainability Committee.

Greg is the Chief Executive Officer of Hilcorp Energy Company, based in Houston, USA.  Hilcorp is the largest privately held independent oil and gas exploration and production company in the United States.

Greg joined Hilcorp’s leadership team in 2006 as Executive Vice President where he was responsible for all exploration and production activities.  He was appointed President in 2011 and Chief Executive Officer in 2018.  Prior to working for Hilcorp, Greg was with BHP Petroleum based in Midland, Houston, London and Melbourne as well as McKinsey & Company where he worked in its Houston, Abu Dhabi and London offices. 

Greg graduated as a petroleum engineer from the University of Tulsa. He also has a Master of Business Administration and a law degree.

Mick McCormack

Independent Non-executive Director

Mick McCormack joined the Board in December 2020. He is a member of the Audit, Remuneration and People and Safety and Sustainability Committees.

Mr McCormack is Chairman of Central Petroleum Limited and Non-executive Director of Austal Limited. He is also Chairman of the Australian Brandenburg Orchestra Foundation and a director of the Clontarf Foundation.

Mr McCormack was previously Managing Director and CEO of APA Group (2004-2019) and has more than 36 years of experience in the energy and infrastructure sectors, including gas-fired and renewable energy power generation, gas processing, LNG and underground storage. Prior to joining APA in 2000, Mr McCormack held various senior management roles with AGL Energy.

Mr McCormack holds a Masters of Business Administration from the University of Queensland, a Graduate Diploma of Engineering from Monash University, and a Bachelor of Applied Science from the University of Queensland.

Bruce Morgan

Independent Non-executive Director

Bruce Morgan joined the Board in November 2012. He is Chairman of the Audit Committee and a member of the Nomination and Risk Committees.

Bruce is a Director of Sydney Water Corporation (since January 2012), a Director of Redkite, the University of NSW Foundation and Deputy Chair of the European Australian Business Council.

Bruce was a Director of Caltex Australia Ltd (2013-2020), a Director of Sydney Water Corporation (2012 – 2013) and its Chairman (October 2013 – September 2021), and a Director of PricewaterhouseCoopers (PwC) Australia (2005-2012). In 2009, he was elected as a member of the PwC International Board, serving a four-year term. He was previously Managing Partner of PwC’s Sydney and Brisbane offices. An audit partner of the firm for over 25 years, he was focused on the financial services and energy and mining sectors leading some of the firm’s most significant clients in Australia and internationally.

Bruce has a Bachelor of Commerce (Accounting and Finance) from the University of NSW and is an adjunct Professor of the University. Bruce is a Fellow of the Chartered Accountants Australia and New Zealand and of the Australian Institute of Company Directors.

Steven Sargent

Independent Non-executive Director

Steven Sargent joined the Board in May 2015. He is Chairman of the Origin Energy Foundation, Chairman of the Remuneration and People Committee and a member of the Nomination, Risk and Safety and Sustainability Committees.

Steven’s executive career included 22 years at General Electric, where he led businesses across the USA, Europe and Asia Pacific. Steven was President and CEO of GE Mining, GE’s global mining technology and services business.  Prior to this he was President and CEO of GE Australia, NZ & PNG where he had local responsibility for GE’s Energy, Oil and Gas, Aviation, Healthcare and Financial Services businesses.   

Steven is Chairman of OFX Group Ltd (since November 2016) and Deputy Chairman of Nanosonics Ltd (since July 2016). Over recent years Steven has been a Non-executive Director of Veda Group Ltd (2015 – 2016).

Steven holds a Bachelor of Business from Charles Sturt University and is a Fellow with the Australian Institute of Company Directors and a Fellow with the Australian Academy of Technological Sciences and Engineering.

Nora Scheinkestel

Independent Non-executive Director

Dr Scheinkestel joined the Board on 4 March 2022. She is a member of the Audit, Risk and Nomination Committees.

Nora is an experienced company director with almost 30 years’ experience as a non-executive Chairman and Director of companies in a wide range of industry sectors including the public, government and private sectors. Nora has a long track record in the infrastructure sector. She has served as both Chairman and Director of several gas, water and electricity companies as well as others in highly regulated sectors such as telecommunications and in industries facing significant disruption from technology and market changes. She has also had extensive experience in the resources sector.

Nora is a former banking executive and has significant experience in international and project financing.  She brings financial and risk management expertise and has chaired the audit and risk committees of a number of listed companies.  She is currently a non-executive director of Telstra Corporation Limited, Westpac Banking Corporation and Brambles Limited.

Dr Scheinkestel was formerly an Associate Professor in the Melbourne Business School at Melbourne University and a member of the Takeovers Panel. She was awarded a Centenary Medal for services to Australian society in business leadership.

Joan Withers

Independent Non-executive Director

Joan Withers joined the Board in October 2020. She is Chair of the Risk Committee and a member of the Audit and Nomination Committees.

Joan has spent over 25 years working in the media industry holding CEO positions at both Fairfax NZ Ltd and The Radio Network and she also has significant corporate governance experience.

She is currently Chair of The Warehouse Group Ltd, director of ANZ NZ and Sky Network TV Ltd. She has previously held Chair positions at Auckland International Airport, Mercury NZ Ltd  and TVNZ. She has also held directorships on the boards of some of New Zealand’s largest companies including Meridian Energy Ltd and Tourism Holdings Ltd. Prior to her appointment as CEO of Fairfax NZ Ltd, Joan was a director on the Australian board of John Fairfax Holdings Ltd.

Joan holds a Masters Degree in Business Administration from The University of Auckland.



Everyone at Origin is required to act in accordance with the highest standards of personal safety and environmental performance, governance and business conduct.

Our people

Our people

Finding, generating, and buying the energy Australians need every year takes a lot of talented people. We’re very proud of our people; experts in their field from geologists to customer service consultants.

Our leadership team

Our leadership team

We rely on a dedicated team to lead our people all over the country; ensuring our energy exploration and generation activities run smoothly and safely so that we can service our 4.2 million customer accounts.