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Board of Directors


    Peter Turnbull - Calix Non-Executive Chair

Peter Turnbull

Non-Executive Chair

Peter Turnbull is an experienced chair and professional non-executive director of publically listed, unlisted public, not for profit and early stage companies – and is chair or a member of various audit, remuneration, governance and risk management board committees.


Peter has a Bachelor of Law and Commerce (University of Melbourne) and over 25 years successful senior executive and corporate legal experience with some of Australia’s largest (Top 50) listed public companies in the resources, energy and industrial sectors including at Newcrest Mining, BTR Nylex and Energex.


Peter also has significant corporate regulatory and government policy experience gained through working with the Australian Securities & Investments Commission and as Director, Corporate Finance at the Hong Kong Securities & Futures Commission. Peter is also a member of the ASIC Directors Advisory Panel.


Peter is a regular speaker and writer on global governance issues and his wider experience includes significant exposure to managing complex multi-country operations and dealing with cross-cultural issues.


Current positions and directorships include:

  • Chair, Calix Limited
  • Non-Executive Director, Karoon Gas Australia Ltd (ASX – KAR)
  • Non-Executive Director, Governance Institute of Australia
  • Chair, Auxita Pty Ltd

Peter is an Adjunct Professor at the University of Queensland (Institute of Molecular Bio-science), a former President, Life Member and Fellow of Governance Institute of Australia and a Fellow the Australian Institute of Company Directors.


Peter is a member of Calix's Audit and Risk Management Committee and Chair of the Remuneration and Nomination Committee.


 Jack Hamilton - Calix Non-Executive Director

Jack Hamilton

Non-Executive Director

Dr Jack Hamilton has over 30 years’ experience both locally and internationally in operations management covering refining, petrochemicals and gas production, marketing, strategy and liquefied natural gas project management.


Jack was previously CEO of Exergen Pty Ltd, a low emission coal resource development company and also formerly, Director of NWS Ventures with Woodside Energy overseeing one of Australia’s largest resource projects, the North West Shelf Project.


Jack has held numerous publicly-listed non-executive director roles including Renu Energy Limited and DUET Group Ltd.


Jack holds a Bachelor of Chemical Engineering degree and a Doctorate of Philosophy (University of Melbourne). He is also a Fellow of Australian Institute of Energy and a Fellow of the Australian Institute of Company Directors.


Jack is Chair of Calix’s Audit and Risk Management Committtee, Chair of the Technology Committee and a Member of the Remuneration and Nomination Committee. 


 Lance O'Neil - Calix Non-Executive Director

Lance O'Neil

Non-Executive Director

Lance O’Neil is a director of DFB (Australia) Pty. Ltd., a Sydney based investment advisory business, and has worked in institutional equity, fixed income sales/trading as well as corporate finance in international securities and investment markets for over thirty years predominantly in Australia, UK and USA.


He is Chair of MediaZest Plc and EP&F Capital Plc and in addition a director of, and investor in, a number of private and public companies in Australia, UK, USA and  Asia.


He holds a BSc (Econ) Hons. degree in Accountancy and Law (University of Wales).


 Phil Hodgson - Calix Managing Director and CEO

Phil Hodgson

Managing Director and CEO

Phil has a technical and commercial background from a successful career with Shell, where for over 14 years he developed significant depth of experience across all key sectors of the Downstream oil industry including refining and supply, marketing and sales, pricing strategy, risk management, corporate strategy and mergers and acquisitions.


From 2007 to 2013, Phil ran his own consultancy providing project development, commercial, M&A, and management expertise to a number of sectors including LNG, Biofuel, Clean Coal, Geothermal Energy, Building Products, Logistics and fast moving consumer goods.


Phil holds a Bachelor of Chemical Engineering with Honours (University of Sydney), and a PhD in Chemical Engineering (University of NSW).


Phil joined Calix as CEO in 2013, was appointed a Director in 2014, and is a member of Calix’s Technology Committee.


Mark Sceats - Calix Executive Director and Chief Scientist

Mark Sceats

Executive Director and Chief Scientist

Mark Sceats is a qualified physical chemist with 40 years’ experience. He has degrees in Science (Hons 1st Class) and a PhD (University of Queensland).


Mark has previously worked at the James Franck Institute at the University of Chicago, and as an Assistant Professor of the University of Rochester NY, USA, where he was awarded the Alfred P Sloan Fellowship for his work. Later he was employed by the University of Sydney as a Reader in the School of Chemistry for his research work on chemical reaction kinetics. Mark has published more than 140 academic papers in physical chemistry, and is an inventor of 36 patented inventions.  


Mark was awarded the M.A. Sargent Medal of the Institute of Engineers Australia for his contributions to optical communications and the Centenary Medal of the Commonwealth of Australia for his contributions to Australian society.  He is a Fellow of the Australian Academy of Technological Sciences and Engineering, a Fellow of the Royal Australian Chemical Institute, and a Companion of the Institute of Engineers Australia.


Mark founded Calix in 2005, was re-elected as a Director in 2014 and is a member of Calix’s Technology Committee.