Board of Directors

Dato' Sri Dr Tiong Ik King
Non-Executive and Non-Independent Chairman
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DATO' SRI DR TIONG IK KING, who had been a Non-Executive Director since 7 March 1997 and Non-Executive Chairman since 31 March 2005, was re-designated as Executive Director on 13 March 2008. On 2 March 2017, he was re-designated as a Non-Executive and Non-Independent Director and on 29 March 2018, he was appointed as Deputy Chairman. On 26 April 2019, Dato' Sri Dr Tiong was appointed Non-Executive and Non-Independent Chairman of the Company. He graduated with a M.B.B.S Degree from National University of Singapore in 1975 and attained M.R.C.P. from the UK Royal College of Physicians, United Kingdom, in 1977.

Dato' Sri Dr Tiong is also a Non-Independent Non-Executive Director of Jaya Tiasa Holdings Berhad, a publicly listed timber and oil palm plantation company in Malaysia.

Mr Chang Cheng-Hsing Francis
Group CEO and Executive Director
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MR CHANG CHENG-HSING FRANCIS was appointed as Group CEO and Executive Director effective 1 January 2014. Previously, Mr Chang held the position of Vice President of Exploration & Production of the Group. Prior to RH Petrogas, he also held management and executive positions with GNT International Group, Texas American Resources and Kerr McGee/Anadarko Petroleum. Mr Chang's over 40 years of experience with US based majors and independent oil companies spans many producing basins in five continents.

Mr Chang holds a Bachelor of Science degree in Geology from National Taiwan University. He also attended graduate school at Harvard University majoring in Geophysics. He is a member of American Association of Petroleum Geologists ("AAPG"), Southeast Asia Petroleum Exploration Society ("SEAPEX"), and Indonesian Petroleum Association ("IPA").

Mr Yeo Yun Seng Bernard
Independent Director
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MR YEO YUN SENG BERNARD was appointed as an Independent Director on 1 November 2001. He is the Chairman of the Remuneration Committee and a member of the Audit and Nominating Committees.

Currently, Mr Yeo is the principal partner of HT & BY Financial Management Consultants. He is a director of SHRI Academy Pte Ltd and SHRI Corporation Pte Ltd. He is a fellow of SHRI and a fellow member of the Association of Chartered Certified Accountants and was until 1 March 2011, a council member of SHRI. An accountant by profession, he was the Director of Finance and Strategic Investment at Compaq Computers Asia Pacific Pte Ltd. He was previously an Independent Director of Sin Heng Heavy Machinery Limited, a Singapore listed company.

Mr Lee Hock Lye
Independent Director
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MR LEE HOCK LYE was appointed as an Independent Director on 27 November 2003. He is the Chairman of the Audit Committee and a member of the Nominating and Remuneration Committees.

Mr Lee has extensive experience in banking and finance and had held several senior positions with HSBC Group in Singapore, where he spent more than 30 years. He had also served as Business Advisor to Lombard Odier (Singapore) Ltd for over 11 years before his retirement in early 2021.

Mr Lee holds a Bachelor of Social Sciences (Honours) degree in Economics from the University of Singapore and is an Associate of The London Institute of Banking & Finance (formerly known as the Chartered Institute of Bankers, London).

Ms Kuan Li Li
Independent Director
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MS KUAN LI LI was appointed as an Independent Director on 22 October 2019. She is the Chairman of the Nominating Committee and a member of the Audit and Remuneration Committees.

Ms Kuan has over 30 years of banking, finance and tax leadership roles gained in banks, engineering, real estate, private equity and the big four accounting firms. Besides RH Petrogas, she also serves as Non-Executive Independent Director of CapitaLand China Trust Ltd, Time Dotcom Berhad, AIG Asia Pacific Insurance Pte Ltd, Salvia Pte Ltd, Freemont Capital Pte Ltd, Cott Investment Pte Ltd, Larus Investment Pte Ltd, Namak Investment Pte Ltd, Otisco Investment Pte Ltd, Stris Investment Pte Ltd, Tringle Investment Pte Ltd and Winder Investment Pte Ltd. Ms Kuan is also a Director of Ben & Nic Pte Ltd, Senior Advisor and Member of the Audit, Risk and Finance Committee of the World Wide Fund for Nature (Singapore) Limited as well as Member of the Valuation Review Board of Singapore and The Legal Inquiry Panel of Singapore.

Previously, she was the Country Head and Chief Operating Officer of Barclays Bank PLC's Singapore Branch and Chief Executive Officer of Barclays Merchant Bank (Singapore) Ltd and Barclays Capital Futures (Singapore) Private Limited. She has also served on the boards of Barclays' investment banking and securities subsidiaries in Malaysia, Indonesia and Thailand.

Ms Kuan is a Certified Public Accountant and has been admitted to the Supreme Court of New South Wales as a barrister and a solicitor. She holds a Bachelor of Economics degree and a Bachelor of Laws degree, from the University of Sydney.

Mr Tiong Ing Zun Timothy
Non-Executive and Non-Independent Director
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MR TIONG ING ZUN TIMOTHY was appointed as a Non-Executive and Non-Independent Director on 1 June 2022.

Mr Tiong currently holds a senior management role in Rimbunan Sawit Berhad, a publicly listed oil palm plantation company in Malaysia. He has been involved in various management and corporate functions such as corporate & risk management, sustainability compliance and digital transformation since joining the company in 2011. In addition, he provides assistance and support to various corporate affairs of the Rimbunan Hijau Group, a diversified conglomerate in Malaysia. He holds directorships in several private and joint-venture companies and has extensive experience in the sectors of plantation, engineering, R&D, trading and logistics.

He graduated with a Bachelor of Science degree in Chemistry from University of California Los Angeles, holds a Master of Science in Material Science & Engineering from the National University of Singapore and a Master's in Business Administration from INSEAD.

Mr Khoo Kar Khoon
Independent Director
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MR KHOO KAR KHOON was appointed as an Independent Director on 8 February 2023.

Mr Khoo has extensive experience in the media and advertising industry and is an Associate Member of the Chartered Institute of Management Accountants, United Kingdom. Mr Khoo started his career with Coopers & Lybrand before joining Bates Advertising. He then moved on to be one of the key founders of media specialist firm Zenith Media in Malaysia, which was established in 1995. Mr Khoo then spent 17 years at food giant Nestle Products Sdn Bhd, where he was the company's Communications Director from 2009 to 2016. Since 2020, Mr Khoo has held the appointment of Senior Advisor (Branding & Marketing) to Ekuiti Nasional Berhad (Ekuinas) – a private equity company owned by the Government of Malaysia. In 2023, Mr Khoo was appointed as an Advisor to Artem Ventures Sdn Bhd, a venture capital management company in Malaysia.

Mr Khoo is currently an Independent Non-Executive Director of Media Chinese International Limited and Chairman of its Nomination Committee and a member of its Audit Committee and Remuneration Committee. Mr Khoo also holds numerous advisory and board membership positions relating to his experience in the advertising field. He was the President and Advisor to the Malaysian Advertisers Association (MAA), Executive Member of the Asian Federation of Advertising Associations (AFAA), Member of the Advisory Board, Othman Yeop Abdullah Graduate School of Business, Universiti Utara Malaysia (UUM), Board Member of Audit Bureau of Circulation (ABC), Board Member of Communication and Multimedia Content Forum (CMCF) in Malaysia and also currently the Industry advisor for the Bachelor of Communication (Honours) PR Programme under the Faculty of Arts and Science (FAS), Universiti Tunku Abdul Rahman.

Dr Butler Andrew John
Independent Director
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DR BUTLER ANDREW JOHN was appointed as an Independent Director on 11 August 2023.

Dr Butler has over 27 years of experience in the upstream oil and gas industry having worked with large and small operators across various international arenas and assumed technical, commercial and leadership responsibilities. His previous roles included VP of business development at Mitra Energy Ltd (now Jadestone Energy Plc) and new ventures manager and a principal consultant geologist at BG Group. He is currently CEO and Executive Director of SundaGas Pte Ltd, a Southeast Asia-focused energy company based in Singapore. Dr Butler is also Executive Director of Baron Oil Plc, a UK-listed oil and gas exploration and appraisal company as well as SundaGas Banda Unipessoal Lda and SundaGas (Timor-Leste Sahul) Pte Ltd. He is also the First Vice President of the South-East Asia Petroleum Exploration Society (SEAPEX) and is a Fellow of the Geological Society and the Society of Petroleum Engineers.

Dr Butler holds a Bachelor of Arts in Geology from the University of Oxford and a Ph.D in Geology from the University of Cambridge.