Mr Chellew has over 40 years of experience in the building materials and related industries, including roles such as Managing Director of Blue Circle Cement in the United Kingdom and senior management positions within the CSR group of companies in Australia and the United Kingdom. He is a Non-Executive Director of Downer EDI Limited (since September 2021) and Caltex Australia Limited (since April 2018). Formerly the Executive Chairman of Manufacturing Australia Limited (retired September 2017), the Managing Director and Chief Executive Officer of Adelaide Brighton Limited (retired May 2014) and Non-Executive Director of Virgin Australia Holdings Limited (resigned January 2020) and Infigen Energy (retired August 2020).

Mr Harding has experience within industrial (BP), including President and General Manager of BP Exploration Australia. He is the Chairman of Downer EDI Limited (since November 2010) and Horizon Oil Limited (since November 2018). He was formerly Chairman of Roc Oil Company Limited (resigned December 2014) and Non-Executive Director of Santos Limited (resigned May 2014), and former Chairman and Non-Executive Director of Lynas Corporation (resigned 30 September 2020). He is Chairman of the Human Resources Committee and a Member of the Sustainability Committee

Ms Player is an experienced executive with international commercial and regulatory experience in mergers and acquisitions, corporate governance, capital developments, risk and sustainability. She has held senior executive roles with Healthscope Ltd, including the former positions of Group Executive Legal, Governance and Sustainability, and General Counsel and Company Secretary. Currently, she is a Non-Executive Director at Cogstate Ltd (since August 2019) and HealthShare Victoria (since January 2021). She is a Member of the Sustainability Committee.

Mr Smith has significant corporate and financial experience in the areas of strategy, acquisitions, treasury and capital raisings, and was Chief Financial Officer of Smorgon Steel Limited Group for 11 years. He was Non Executive Director of K&S Corporation Ltd (resigned 26 November 2019), Non Executive Director of Crowe Horwath Australasia Limited (resigned January 2015) and Warrnambool Cheese and Butter Factory Company Holdings Limited (resigned May 2014) and Trustee of the Melbourne and Olympic Parks Trust (retired November 2016). He is Chairman of the Risk Committee and a member of the Human Resources Committee.

Mr Sinclair has operations and corporate development experience across Industrial, Resources and Consumer Services sectors, including 20 years in senior management roles in BHP (Minerals, Steel and Transport/Logistics). He currently serves as an Industry Advisor to Australian Super (effective October 2019), and Faethm.ai Pty Ltd (effective February 2020). Formerly he was a Non-Executive Director of Ovato Limited and Zoom2U Technologies, Managing Director of Service Stream Limited, Chairman of AUX Investments (jointly owned by Qantas and Australia Post), Chairman of Star Track Express, Director of Sai Cheng Logistics (China), Director of Asia Pacific Alliance (HK) and Head of Corporate Development at Australia Post. He is a member of the Risk and Human resources committee.

Mr Etienne is a Non-Executive Director of Lynas Corporation Limited (since January 2015) and Aristocrat Leisure Limited (since 1 October 2019). Formerly the Managing Director and Chief Executive Officer of Innovia Security Pty Ltd (retired September 2014) and Non-Executive Director of Sedgman Limited (February 2015 to November 2015). He has held a range of other senior executive positions with Orica in Australia, the USA and Germany. He is Chairman of the Sustainability Committee and a member of the Risk Committee.

Ms Hogg is an experienced executive with international experience across the transport, infrastructure, energy and resources sectors. She has held senior executive positions at Transurban Group and Western Mining Company across a broad range of portfolios including finance, strategic projects, marketing and corporate services. Her most recent executive role was as the Chief Financial Officer of Transurban Group. Currently, she is a Non-Executive Director of Infrastructure Australia (since April 2019) and Chair of Tasmanian Irrigation. Samantha was formerly a Non-Executive Director of Australian Renewable Energy Agency (retired July 2020), TasRail (resigned December 2019), MaxiTRANS Industries Limited (resigned March 2021) and Hydro Tasmania (retired August 2021), and formerly a Board member of the National COVID-19 Commission (NCC) Advisory Board (ceased March 2021). She is a member of the Risk and Human resources committee.

Mr Schubert is an experienced senior executive with experience in managing large-scale organizations and projects in complex regulatory and logistical environments. Mark joins Cleanaway form Origin Energy where he was Executive General Manager, Integrated Gas, since 2017, having joined Origin in April 2015 as General Manager Commercial - Integrated Gas. He spent the first 18 years of his career at the Shell group of companies, holding a number of senior positions, including managing the development of the world's first floating LNG facility - Prelude FLNG. While studying at the University of Sydney, he was awarded the University Medal.

Mr Kelly is an experienced executive with a dynamic, industrial organisations. Previously he worked at Adbri Ltd (ASX:ABC) where he was CFO, and prior to that Head of Strategy and Business Development, being part of the leadership that drove expansion at Adbri Ltd from 2006 to 2018. He has global experience including previous roles at Rinker Ltd (ASX: RIN) from 2003 to 2006 and CSR Ltd (ASX: CSR) from 2001 to 2003, where he executed corporate transactions and led commercial outcomes in Australia and overseas.

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