The Board of Directors is committed to representing shareholders and protecting the interests of South32. Underpinned by strong corporate governance practices, the Board believes South32 has the right people and the right strategy to be positioned well for future growth.

Ms Karen Wood

BEd, LLB (Hons)
Chair and Independent Non-Executive Director, appointed 1 November 2017 and Chair since 12 April 2019.
Chair of the Nomination and Governance Committee

Karen WoodLocation: Australia

During her career, Ms Wood has attained executive and leadership skills which she brings to her role as Chair of South32. She has comprehensive experience in public policy, social performance, community, people, remuneration and regulatory and legal compliance.

She has held various senior global leadership roles with BHP, including Group Company Secretary, Chief People Officer and President Corporate Affairs. She was a member of BHP’s leadership team and served as Chair of The Global Ethics Advisory Panel, the Disclosure Committee and as Chief Governance Officer.

Ms Wood gained extensive expertise as a key adviser to BHP’s Board and CEO on matters of governance, composition of leadership teams, development and succession planning, organisational design and culture, remuneration structures and stakeholder relations. Following the merger between BHP Limited and Billiton Plc in 2001, she established the multi-jurisdictional governance framework for the merged entity. Ms Wood joined BHP as Group Company Secretary in 2001 and retired in 2014.

Before joining BHP, Ms Wood held the role of General Counsel and Company Secretary with Bonlac Foods Limited.

Ms Wood’s governance experience is broadened by her membership of the Takeovers Panel (Australia) from 2000 to 2012 and her roles with the Australian Securities and Investment Commission (Business Consultative Panel) and the Australian Federal Government's Business Regulatory Advisory Group.

Following her retirement from BHP, Ms Wood chaired the BHP Foundation, where she oversaw grant provisions for not-for-profit organisations to deliver large, long-term global programs in the areas of natural resource governance, human capability and social inclusion, and conserving and sustainably managing natural environments.

She is currently a Non-Executive Director of Djerriwarrh Investments Limited (and member of the Audit Committee), a member of Chief Executive Women, member of the 30% Club Australia and a Fellow of Monash University.

Current ASX listed directorships:

  • Djerriwarrh Investments Limited: Independent Non-Executive Director since July 2016.

Other Directorships and Offices:

  • Board Member and Member of the Audit & Risk Management Committee, State Library Board of Victoria;
  • Council Member, State Library of Victoria Foundation Council;
  • Director, Robert Salzer Foundation; and
  • Member, Business Council of Australia (Chairman’s Group).

Mr Graham Kerr

Chief Executive Officer since October 2014 Managing Director, appointed 21 January 2015

Graham KerrLocation: Australia

Mr Kerr has been our Chief Executive Officer since October 2014 and is responsible for running all parts of our business. He led South32 through the Demerger from BHP in 2015 and its public listing in three countries and has overseen the development and implementation of our strategy.

Mr Kerr is passionate about health, safety and sustainability, with a strong track record in global resource development. He joined BHP in 1994 and was appointed Chief Financial Officer in November 2011. Previously, Mr Kerr was President of Diamonds and Specialty Products and worked in a wide range of operational and commercial roles across BHP.

As President of Diamonds and Specialty Products, Mr Kerr was accountable for the Ekati Diamond Mine in Canada, the Richards Bay Minerals Joint Venture in South Africa, diamonds exploration in Angola, the Corridor Sands Project in Mozambique and the development of BHP’s potash portfolio in Canada. Prior to that Mr Kerr held the positions of Chief Financial Officer Stainless Steel Materials, Vice President Finance Diamonds and Finance Director for the Canadian Diamonds Company, all for BHP. In 2004 Mr Kerr left BHP for a two-year period when he was General Manager Commercial for Iluka Resources Ltd.

Mr Kerr holds a Business degree from Edith Cowan University and studied at Deakin University to become a Certified Practicing Accountant.

Mr Frank Cooper AO

Independent Non-Executive Director, appointed 7 May 2015.
Chair of the Risk and Audit Committee.

Frank-CooperLocation: Australia

Mr Cooper’s combined experience gives him a uniquely rich understanding of the challenges and mechanisms of operating in different cultural and political environments. He brings this to South32, alongside a strong focus on organisational philosophy, values and standards.

Mr Cooper is a chartered accountant with over 35 years of experience in the finance and accounting profession. His prior appointments include Partner at Ernst & Young, Partner at PricewaterhouseCoopers, and Managing Partner for Arthur Andersen in Perth, during which time he specialised in the mining, energy and utility sectors.

Mr Cooper is currently a Non-Executive Director of Woodside Petroleum Limited (including Chair of the Audit & Risk Committee and member of the Human Resources & Compensation Committee and Nominations & Governance Committee). Until 2006, he was a Director of Alinta Infrastructure Limited and Alinta Funds Management Limited.

Mr Cooper was awarded an Officer of the Order of Australia in 2014 and was named West Australian of the Year in the Professions category in 2015. Mr Cooper is also a Fellow of the Australian Institute of Company Directors and Chartered Accountants Australia and New Zealand.

Current ASX listed directorships:

  • Woodside Petroleum Limited: Independent Non- Executive Director since February 2013.

Other Directorships and Offices:

  • Commissioner and Chairman, Insurance Commission of Western Australia;
  • Member, WA Council of the Australian Institute of Company Directors;
  • Pro Chancellor, University of Western Australia;
  • Trustee, St John of God Health Care;
  • Director, St John of God Australia Limited; and
  • Advisor, Azure Capital.

Mr Guy Lansdown

BSc (Engineering (Civil)), MSc (Engineering (Project Management))
Independent Non-Executive Director, appointed 2 December 2019.

Location: Mexico4a. Photograph 2019 GLPL

Mr Lansdown complements the South32 Board with his extensive experience in early and late stage greenfield and brownfield project development and delivery, together with his strong technical background and strategic leadership abilities.

Mr Lansdown is a civil engineer with over 35 years’ experience in project development and mining, including as an executive at Newmont Mining Corporation where he was most recently Executive Vice President Discovery and Development.  In that role he led Newmont’s exploration and major project development.

During his 20-year career with Newmont Mining Corporation, Mr Lansdown held many senior positions, including Senior Vice President of Project Development and Technical Services USA, Vice President of Project Development USA, Executive Manager Boddington Australia, Operations Manager Minera Yanacocha Peru and Engineering and Development Director Australia.

Prior to joining Newmont, Mr Lansdown held various roles contributing to his global business experience, including Associate and Projects Manager at Knight Piesold in the USA and a Director of Projects at Group Five in South Africa. He has worked in North and South America, Asia, Australia and Africa.

Mr Lansdown is currently President and Director of his US consulting company Project Excellence Inc., which offers a range of services including strategic planning, project development, organisational design and independent project reviews.

He is also President and Director of two charities, Un Futuro Mejor Inc. and Fundación Lansdown A.C., which provide opportunities for disadvantaged youth in Mexico to reach their full potential.

Current ASX listed directorships:  


Other Directorships and Offices:  


  • President and Director, Project Excellence, Inc.;
  • President and Director, Un Futuro Mejor Inc.; and 
  • President and Director, Fundación Lansdown A.C. 

Dr Xiaoling Liu 

BEng (Extractive Metallurgy), PhD (Extractive Metallurgy), FAusIMM, FTSE, GAICD
Independent Non-Executive Director, appointed 1 November 2017.

Dr-Xiaoling-LiuLocation: Australia

Dr Liu is a metallurgical engineer with a 26-year career at the Rio Tinto Group. Dr Liu’s strong operational, technical, strategic, marketing and risk management skills are an essential contribution to the South32 Board. 

Dr Liu’s roles at Rio Tinto included General Manager and Managing Director positions in smelting operational management. She held other senior positions, including Managing Director Technical Services where she led Rio Tinto’s global technical services unit, and President and Chief Executive Officer where she led the Borate business with integrated mining, processing, and supply chain operations in the United States, Europe and Asia.

Since her retirement from Rio Tinto in 2014, Dr Liu has held the positions of Non-Executive Director Newcrest Mining Limited (until November 2020), and Non-Executive Director Incitec Pivot Limited (including as a member of Audit & Risk Committee and HSEC Committee). She was previously a Non-Executive Director of Iluka Resources Limited until April 2019. These roles have contributed to Dr Liu’s skills and experience in remuneration, acquisition and divestment.

Dr Liu has been the Chancellor, Queensland University of Technology since January 2020.  She held the office of Director, Melbourne Business School until October 2019.  She has also served as a board member of the California Chamber of Commerce and Vice President of the Board of the Australian Aluminium Council.

Dr Liu is a Fellow of the Australian Academy of Technological Science and Engineering, a Fellow of the Australasian Institute of Mining and Metallurgy and a member of Chief Executive Women.

Current ASX listed directorships: 

  • Incitec Pivot Limited: Independent Non-Executive Director since November 2019.

Previous ASX listed directorships:

  • Newcrest Mining Limited: Independent Non- Executive Director September 2015 until November 2020.
  • Iluka Resources Limited: Independent Non- Executive Director February 2016 until April 2019.

Other Directorships and Offices:

  • Chancellor of Queensland University of Technology, since January 2020.

Dr Ntombifuthi (Futhi) Mtoba

CA(SA), DCom (Honoris Causa), BCompt (Hons), HDip Banking Law, BA (Econ)(Hons), BA (Arts)
Independent Non-Executive Director, appointed 7 May 2015.

LCW_Sth32_BoardLeadTeam_2019_0111Location: South Africa

Dr Mtoba is a chartered accountant with an extensive career in business and community engagement in South Africa. In addition, she brings valuable sustainability and environmental experience to the South32 Board.

Dr Mtoba joined Deloitte and Touche South Africa in 1988, specialising in financial services. She became one of the first African Black women to be appointed as a Partner by one of the Big Four accounting firms and was later appointed the first African woman Deputy Chairman and then Chairman of Deloitte Southern Africa.

Dr Mtoba has been a member of the International Monetary Fund Advisory Group of Sub-Saharan Africa, the World Economic Forum Global Advisory Council, the B20 Financing Growth and Infrastructure Task Force and the B20 Transparency Task Team. She was also the first woman president of the Association for the Advancement of Black Accountants of Southern Africa.

Additionally, she has served as Chair of Council of the University of Pretoria, President of Business Unity South Africa, and board member of the Public Accountants and Auditors Board, the South African Institute of Chartered Accountants, the New Partnership for Africa’s Development Business Foundation and African Union Foundation.

Dr Mtoba is engaged in the regional and global community. In 2019, Dr Mtoba was appointed as a Director of the International Women’s Forum (South Africa). She is a former board member of the United Nations Global Compact.

In 2020, Dr Mtoba was appointed as a Non-Executive Director of the Public Investment Corporation Limited, having previously served as a Board member and Investment Committee Chair. In February 2021, she was appointed Deputy Chairperson and is also Chair of the Audit Committee.

For her contributions, Dr Mtoba has received numerous awards, most recently Most Outstanding Leadership Women of the Year (Africa Economy Builders, 2018). She is also a Harvard Advanced Leadership Initiative Fellow (2017).

Other Directorships and Offices: 

  • Lead Independent Director and Audit Committee Chair, Discovery Bank Limited;  
  • Director, Discovery Bank Holdings Limited;   
  • Founding Trustee, ZMDT Foundation;  
  • Trustee and Audit Committee Chair, Nelson Mandela Foundation;
  • Trustee and Audit Committee Chairman, National Education Collaboration Trust (NECT); and
  • Independent Non-Executive Director and Deputy Chairperson, Public Investment Corporation Limited.

Mr Wayne Osborn

Dip Elect Eng, MBA, FAICD, FTSE
Independent Non-Executive Director, appointed 7 May 2015
Chair of the Remuneration Committee

Wayne Osborn South32-172Location: Australia 

Mr Osborn brings over 40 years of experience from the mining, resources and manufacturing sectors to the South32 Board.

Mr Osborn was Managing Director of Alcoa in Australia from 2001 until 2008, leading an integrated business comprised of bauxite mining, alumina refining, coal mining, power generation and aluminium smelting. This included operations in Victoria and Western Australia. His prior role at Alcoa included accountability for its AsiaPacific manufacturing operations in China, Japan, Korea and Australia. He joined Alcoa in 1979 after working as an engineer in the iron ore and telecommunications sector.

Since 2008, Mr Osborn has worked as a Non-Executive Director in the mining, construction and energy industries. He was also Chairman of the Australian Institute of Marine Science, Chairman of the Western Australia Branch of the Australia Business Arts Foundation and Vice President of the Chamber of Commerce and Industry, Western Australia.

Mr Osborn is currently a Non-Executive Director of Wesfarmers Limited (including membership of the Remuneration Committee and the Nomination Committee).

He has been awarded a WA Business Leader Award in 2007 for his work with the Australian Business Arts Foundation and an Australian Institute of Company Directors excellence award in 2018.

Mr Osborn is a Fellow of the Australian Academy of Technological Sciences and Engineering and International Fellow of the Explorers Club (New York).

Current ASX listed directorships:

  • Wesfarmers Limited: Independent Non- Executive Director since March 2010.

Mr Keith Rumble

BSc, MSc (Geology)
Independent Non-Executive Director, appointed 27 February 2015
Chair of Sustainability Committee

Keith Rumble South32-238Location: South Africa 

Mr Rumble has more than 40 years of experience in the resources industry, specifically in titanium and platinum mining. He also has experience as a principal investor and private equity fund manager in Russia, India and other emerging markets. This combination of skills and knowledge are a valuable contribution to the South32 Board.

Mr Rumble has held various leadership roles including CEO of SUN Mining (a wholly-owned entity of the SUN Group), CEO of Impala Platinum (Pty) Ltd and CEO of Rio Tinto Iron and Titanium Inc in Canada. He also worked for Verref, a division of the Anglo American Corporation, prior to joining Richards Bay Minerals in 1980, working in smelting and metallurgy, progressing to General Manager and later CEO in 1996.

Mr Rumble has been a Non-Executive Director of a variety of private companies, including Platinum Mining Corporation of India PLC, Barplats Holdings Limited, Western Platinum (Pty) Limited, Eastern Platinum (Pty) Limited and Sarplat Investments Limited. He was also an independent NonExecutive Director at BHP Billiton plc and BHP Limited and at JSE-listed Aveng Limited.

In November 2019, Mr Rumble retired as a Member of Board of Governors, Rhodes University and was appointed an Honorary Life Governor (Rhodes University).

Mr Rumble completed the Stanford (US) Executive Program in 1990.

Other Directorships and Offices:

  • Director, South32 SA Coal Holdings Proprietary Limited (SAEC);
  • Director, Acetologix Pty Limited;
  • Director, Enzyme Technologies (Pty) Limited;
  • Director, Elite Wealth (Pty) Limited; and
  • Trustee, World Wildlife Fund, South Africa.