Eva Skira joined the Board as a Non-executive Director in September 2011 and was appointed Chair on 27 June 2019. Ms Skira has a background in banking, capital markets, stockbroking and financial markets, previously holding executive positions at the Commonwealth Bank and later with stockbroker Barclays de Zoete Wedd. Subsequently, she has served on a number of boards in business, government and the not-for-profit sectors across a range of industries.

Ms Skira is currently the Chair of the Trustees of St John of God Health Care Inc and a Non-executive Director for The WA Parks Foundation, the Western Australian Cricket Association (WACA) and Western Power. As a Director, Ms Skira has chaired a number of Audit, Compliance and Risk Committees.

Ms Skira was recognised in the 2019 Australia Day Honours list and awarded a Member of the Order of Australia for business.

Ms Skira is currently the Chair of the Nomination Committee and a member of the Board’s Audit & Risk Committee and Remuneration Committee.

Mr Finnegan holds a Bachelor of Science (Mining) with 24 years’ experience in the mining industry. The last 15 years have primarily been spent in senior line management positions. Mr Finnegan has a strong commercial and technical background and has spent time in operations on the east and west coast of Australia as well as a number of countries throughout Asia.

Ms McComish joined the Board as an Independent Non-Executive Director in March 2021. She is also a Non-Executive Director at ASX listed Webjet Limited and not for profits Beyond Blue and Chief Executive Women.

Ms McComish was a Partner with KPMG Australia for 30 years, and served as a National Board Member and National Mining Leader. She has extensive audit and advisory experience including governance and risk, capital transactions and regulatory filings with national and global companies. Ms McComish has international experience across multiple sectors, principally in energy and natural resources, financial services and infrastructure.

Ms McComish is a Member of the Australian Takeovers Panel, and Chair of the Advisory Board for the School of Business and Law at Edith Cowan University. She is also a Fellow of Chartered Accountants Australia and New Zealand and a Member of the Australian Institute of Company Directors. Ms McComish was awarded an honorary Doctorate of Business from Edith Cowan University and in 2018, she was recognised in the Top 100 Global Inspirational Women in Mining.

Mr Munro joined the Board as an Independent Non-Executive Director in October 2019.

Mr Munro has a strong management and operational background; and considerable experience in dealing with matters pertaining to the mining industry. Mr Munro has more than 40 years’ experience as an engineer and manager with major construction and mining contractors in a number of countries including Australia, Asia, India and southern Africa.

From 2011 until his retirement in 2015 Mr Munro was the Managing Director of Thiess Pty Ltd, which during this period had approximately 20,000 employees and annual revenues up to approximately A$7 billion. He has been involved as a contractor in the development and/or operation of numerous mines for clients such as BHP, Glencore, Rio Tinto, BP, Peabody, Bumi Resources, Inco, Wesfarmers, Vale and Fortescue. Whilst Mr Munro held the role of CEO, Thiess was mining in excess of approximately 50 million tonnes per annum of coal.

Mr Munro was recently a Non-Executive Director of Australian Pacific Coal Ltd since May 2017.

Mr Munro is an Honours graduate from the University of New South Wales School of Civil Engineering and a Fellow of the Institution of Engineers Australia. Mr Munro was a previous Non-Executive Director of then ASX listed Sedgman Ltd. During his career, he served as a Director on a number of industry bodies, international business councils and diversity groups.

Mr Munro is the Chair of the Tender Review Committee, a member of the Audit & Risk Committee and a member of the Nomination Committee.

Mr Ramlie joined the Board as a non-executive (and non-independent) Director in August 2017. He is concurrently the President Director and Chief Executive Officer of PT Amman Mineral Internasional (“AMI”) and a Commissioner of AMI’s subsidiary, PT Amman Mineral Nusa Tenggara, which operates the Batu Hijau copper and gold mine.

Before joining AMI, Mr Ramlie was the President Director and Chief Executive Officer of PT Borneo Lumbung Energi & Metal Tbk, which operates a hard coking coal mine in Tuhup, Central Kalimantan.

Mr Ramlie has also held senior management positions in the mining industry in Indonesia since 2011. Between 2012 and 2015, Mr Ramlie was also a Director of LSE-listed Bumi PLC, a Vice-President Commissioner and Vice-Chairman of IDX-listed PT Berau Coal Energy Tbk and its subsidiary, PT Berau Coal. He also held Commissioner positions in IDX-listed PT Bumi Resources Tbk, PT Kaltim Prima Coal, and PT Arutmin Indonesia.

Mr Ramlie started his career as an investment banker at Lazard Frères & Co.

Mr Ramlie is currently a member of the Nomination Committee.

Mr Sidarto joined the Macmahon Board in August 2017 and is also a Director of AMNT. His qualifications include an MBA from Harvard Business School and two bachelor degrees with summa cum laude from The Wharton School of Finance and The Engineering School of the University of Pennsylvania.

Prior to joining AMNT in April 2017, Mr Sidarto held the position of Managing Director and Member of the Board of PT Rajawali Corpora (RC). He was also Managing Partner of Samuel Group from 2009 to 2015 and Managing Director of Wellspring Capital Partners from 2010 to 2014.

Mr Sidarto was previously with Goldman Sachs New York in 1991 in its Structured Finance Division; before relocating to Hong Kong and then Singapore to run investment banking and corporate finance as Chief Operating Officer.

Mr Sidarto is currently a member of the Nomination Committee.

Mr Tyrwhitt joined the Board as an Independent Non-Executive Director in October 2019.

Mr Tyrwhitt has three decades of senior leadership experience in the global engineering and construction sectors. Mr Tyrwhitt was the Group CEO of Dubai Financial Market (DFM)-listed construction firm Arabtec Holdings from 2016 to 2019. In addition to his position as CEO of Arabtec Holding, he also held the position of Group CEO of Nasdaq Dubai-listed, interior solutions firm Depa Group, from 2016 to 2019.

Mr Tyrwhitt has served on the board as an Executive Director of Depa Limited; as a Non-Executive Director of Design Studio Group Limited, a Singapore based subsidiary of Depa Group listed on the Singapore Stock Exchange; and as a Non-Executive Director of Jordan Wood Industries PSC, a listed Jordanian company which manufactures office and household furniture.

Previous to his roles at Depa Group and Arabtec Holdings, he held the position of CEO at Asia Resource Minerals Plc, an Indonesian coal mining company listed in London.

Previous to this, Mr Tyrwhitt worked for more than 25 years with Leighton Group, now CIMIC, where he served as Group CEO from 2011 to 2014. From 2007 to 2011, Mr Tyrwhitt oversaw Leighton’s Asian operations as the Managing Director for Leighton Asia, from the Leighton’s Asian headquarters in Hong Kong.

Mr Tyrwhitt is a fellow of the Australian Academy of Technological Sciences and Engineering, a fellow of the Institution of Engineers Australia, a member of the Hong Kong Institute of Engineers and a member of the College of Civil Engineers, Australia.

Mr Tyrwhitt is a member of the Audit & Risk Committee, Remuneration Committee, Nomination Committee and Tender Review Committee.