Mr Mark Gainsborough
Chairman of the Board
Non-Executive/Independent Director
Appointed on 28 February 2023
Chairman, Nomination and Remuneration Committee
Chairman, Transformation Committee
Member, Corporate Social Responsibility Committee
Mr Mark Gainsborough spent 39 years with Shell where he held various senior appointments, based in the UK, Turkey, Netherlands and Singapore. His last role with Shell was Executive Vice President (EVP) and Head of Shell’s New Energies business. He was responsible for building positions in renewable power, energy storage, EV charging, hydrogen, biofuels and nature-based solutions. Prior to this, he was EVP of Global Commercial, leading Shell’s global Lubricants, Bitumen, Jet Fuel, Marine Fuels and Sulphur businesses.
After retiring from Shell in 2020, he founded Low Carbon Advisors, a business that helps boards and CEOs navigate the path to net zero carbon emissions.
Mr Gainsborough is currently a board member of Husk Power Systems, a leading developer of mini-grids in India and Africa, and an Independent Director at Green Mantra Technologies, a Canadian plastics recycling business. He serves on a number of advisory boards including Beyond Net Zero, an Energy Transition investment fund, and is a member of the United Overseas Bank (UOB) Sustainability Advisory Panel. He was previously a board member of Greenko, one of the largest renewables developers in India. His past professional interests include the healthcare sector, serving for five years as a Non-Executive Director of one of the UK’s National Health Service Trusts. He has also served as the Vice President of the European Petroleum Industry Association. He currently chairs the board of a wildlife conservation charity based in South Africa.
Mr Gainsborough holds a Master’s degree in Environmental Policy and a Bachelor of Science degree in Psychology from University College, London. He is a Fellow of the UK Energy Institute, and has been accorded a Senior Accredited Director by the Singapore Institute of Directors.
Mr Yap Chee Keong
Deputy Chairman
Non-Executive/Independent Director
Appointed on 8 December 2021
Chairman, Audit and Risk Committee
Member, Nomination and Remuneration Committee
Member, Transformation Committee
Mr Yap Chee Keong currently sits on various boards including Shangri-La Asia Limited, Olam Group Limited, Sembcorp Industries Ltd, Ensign InfoSecurity Pte. Ltd., PIL Pte Ltd and Singlife Holdings Pte Ltd. He was formerly the Executive Director of The Straits Trading Company and Chief Financial Officer of Singapore Power Group.
Mr Yap previously served on the board of Singapore’s Accounting and Corporate Regulatory Authority (ACRA) and was a member of ACRA’s Public Accountants Oversight Committee. He was a member of the working group convened by the Monetary Authority of Singapore (MAS), Singapore Exchange (SGX) and ACRA to review the Guidebook for Audit Committees in Singapore, as well as the panel convened by MAS, SGX, ACRA and the Singapore Institute of Directors, which formulated guidelines for board risk committees.
Mr Yap holds a Bachelor of Accountancy from the National University of Singapore and is a Fellow of the Institute of Singapore Chartered Accountants, CPA Australia and Singapore Institute of Directors.
Mr Chris Ong
Chief Executive Officer
Executive/Non-Independent
Director
Appointed on 28 February 2023
Member, Corporate Social Responsibility Committee
Member, Transformation Committee
Mr Chris Ong was appointed as an Executive Director and Chief Executive Officer (CEO) on 28 February 2023. He has been CEO of Seatrium Offshore & Marine Limited (renamed from Keppel Offshore & Marine Ltd) since 1 July 2017.
Mr Ong is a board member of the Maritime and Port Authority of Singapore, a member of the Board of Governors of the Institute of Technical Education and a member of the Board of Governors of the Global Centre for Maritime Decarbonisation. He is the Chairman of the Singapore Institute of Technology Industry Advisory Committee. He is a council member of Stiftelsen Det Norske Veritas, a member of DNV GL South East Asia and Pacific Technical Committee and American Bureau of Shipping Committee.
Mr Ong holds a Bachelor of Engineering (Electrical and Electronics) and a Master of Science (Electrical and Electronics Engineering) from the National University of Singapore and has completed the Berkeley-Nanyang’s Advanced Management Programme.
Mr Nagi Hamiyeh
Non-Executive/Non-Independent Director
Appointed on 28 February 2023
Member, Audit and Risk Committee
Member, Nomination and Remuneration Committee
Member, Transformation Committee
Mr Nagi Hamiyeh is currently Managing Director and Head of Portfolio Development Group at Temasek. Previously, he led Temasek’s Natural Resources, Industrials, Consumer and Real Estate Investment teams and was Joint Head of Enterprise Development Group, Joint Head of the Investment Group and Head of Africa and Middle East, Australia and New Zealand. He is also a director on the boards of Sembcorp Industries Ltd, Olam Group Limited, OFI Group Ltd and EM Topco Limited.
Mr Hamiyeh has over 28 years of experience in strategy, corporate finance, mergers and acquisitions, growth equity, private equity and public investing in multiple industries across the globe. Prior to joining Temasek in 2005, he was a banker with Credit Suisse First Boston’s Energy Group. He began his career at Bain & Company.
Mr Hamiyeh holds a Master of Science in Civil and Environmental Engineering from Massachusetts Institute of Technology, as well as a Bachelor of Science in Civil Engineering from University of Texas.
Mr Jan Holm
Non-Executive/Independent Director
Appointed on 28 February 2023
Chairman, Corporate Social Responsibility Committee
Member, Audit and Risk Committee
Mr Jan Holm held significant roles in the banking, shipping, oil & gas and nuclear industries, in the fields of business development, finance and in general management.
Mr Holm was recently EVP of Seaborg Technologies where he was responsible for its Southeast Asia business. He previously worked in the Maersk Group for 17 years in various positions, including CEO of Maersk Drilling in Singapore where he was responsible for the business of Maersk Drilling in Asia. Prior to that, he worked in Danske Bank Group within finance and business development.
Mr Holm is Chairman of the Board of Risk Intelligence A/S, a member of the Advisory Board of Haush Ltd, as well as the co-founder and Chairman of the Board of the Singapore-based think tank, Centre for Strategic Energy and Resources.
Mr Holm has a broad educational background in economics and business administration. He holds a Master of Science from Aarhus Business School and an Executive MBA from Copenhagen Business School. He has completed the Advanced Management Programme and the Asian International Executive Programme at INSEAD, where he also earned a certification as an international director. Recently, he completed a course in Circular Economy and Sustainability Strategies at Cambridge University. He has met all the training requirements to be a board member of a company listed on the Singapore Exchange, and has been accorded a Senior Accredited Director by the Singapore Institute of Directors.
Ms Ieda Gomes Yell
Non-Executive/Independent Director
Appointed on 1 May 2023
Member, Corporate Social Responsibility Committee
Member, Transformation Committee
Ms Ieda Gomes Yell is an expert in the natural gas, energy and infrastructure industries with an international career spanning 35 years. She spent 14 years in senior leadership positions with BP plc, including President of BP Brazil and Vice President New Ventures Integrated Supply and Trading. Before joining BP, she was CEO of Brazil’s largest gas utility, the Sao Paulo Gas Company.
Ms Yell was Brazil’s Veuve Clicquot Business Woman of the Year in 2001 and has an extensive experience as a Non-Executive Director of various listed and private companies in Brazil, France and the United States.
Ms Yell is a Visiting Fellow of the Oxford Institute for Energy Studies, a Fellow of the Energy Institute, and a member of the Advisory Council of the Brazilian think tank FGV Energia, the Infrastructure Council of the Sao Paulo Federation of Industries (FIESP) and the Advisory Council of the Brazilian Chamber of Commerce in Great Britain.
Ms Yell holds a Bachelor of Science in Chemical Engineering from the Federal University of Bahia, a Master of Science in Energy from the University of Sao Paulo, and a Master in Environmental Engineering from the Polytechnic School of Lausanne. She has also obtained designation and formation in ESG by Competent Boards, and has been accorded a Senior Accredited Director by the Singapore Institute of Directors.
Mr Sarjit Singh Gill
Non-Executive/Independent Director
Appointed 01 June 2023
Member, Audit and Risk Committee
Mr Sarjit Singh Gill is a Senior Partner with Shook Lin & Bok. He is a Senior Counsel, Supreme Court of Singapore since 1998. He has extensive experience in a broad range of litigation and arbitration matters, with a special focus on corporate and commercial disputes, banking-related disputes, shareholders’ disputes, professional negligence and fraud. He also has an active international arbitration practice, having been involved in a significant number of complex arbitrations in Singapore and abroad.
Mr Gill is a member of the Life Imprisonment Review Board, The President’s Pleasure Review Board and Long Imprisonment Review Board. He has also been appointed to serve as a member of the Singapore International Arbitration Centre (SIAC) Panel of Arbitrators and has served as a member of the Singapore International Mediation Centre Specialist Mediator Panel (Singapore) from 2020 to 2022. He is a board member of the Inland Revenue Authority of Singapore, as well as the Urban Redevelopment Authority. He is also a Non-Executive Director of Heliconia Capital Management Pte Ltd and served on the Board of the Central Provident Fund from 2012 to 2018.
Mr Gill holds a Bachelor of Laws (Honours) from the National University of Singapore. He is an Advocate and Solicitor, Singapore (1977) as well as a Solicitor, England and Wales (2003).
Ms Astrid Skarheim Onsum
Non-Executive/Independent Director
Appointed 01 September 2023
Member, Audit & Risk Committee
Ms Astrid Skarheim Onsum has close to 30 years of experience in the global maritime and energy sector. She previously held a range of executive and technical leadership roles, and worked at onshore as well as offshore construction sites. Her experience includes offshore oil and gas, renewable energy, mining, circular economy, digital solutions and software.
Ms Onsum was appointed by the Norwegian government in 2021 to provide advice on climate-friendly investments. She was the former Chief Executive Officer of The NG (Norsk Gjenvinning ASA) Group. Prior to that, she spent the majority of her career with various Aker companies and was the Chief Executive Officer of Aker Offshore Wind ASA. She currently serves as a Non-Executive Director of Epiroc AB, Spoor AS and Downing Renewables and Infrastructure Trust Plc, and is a Member of the Advisory Board of Airloom Energy Inc.
Ms Onsum holds a Master of Science in Mechanical Engineering from The Norwegian University of Science and Technology (NTNU). She has met all the training requirements to be a board member of a company listed on the Singapore Exchange, and has been accorded a Senior Accredited Director by the Singapore Institute of Directors
Ms Mariel von Schumann
Non-Executive/Independent Director
Appointed 01 October 2023
Member, Corporate Social Responsibility
Member, Nomination & Remuneration Committee
Ms Mariel von Schumann has over 20 years of experience in leading management roles with deep knowledge of renewables, including manufacturing and servicing on-and-offshore wind turbines. She was the former Chief of Staff at Siemens AG, instrumental in the design and execution of the strategic transformation of the Siemens Group and responsible for a diverse portfolio of corporate functions and initiatives (including investor relations and government affairs). She is currently a member of the Supervisory Board of Agora Strategy Group and Chairperson of the Supervisory Board of Verti Versicherung AG.
Ms von Schumann holds a Bachelor of Arts in Economics and Management from ICHEC Brussels Management School and a Master in Economics and International Management from ESCP Business School.
Mr Chris Ong
Chief Executive Officer
Mr Chris Ong was appointed as an Executive Director and Chief Executive Officer (CEO) on 28 February 2023. He has been CEO of Seatrium Offshore & Marine Limited (renamed from Keppel Offshore & Marine Ltd) since 1 July 2017.
Mr Ong is a board member of the Maritime and Port Authority of Singapore, a member of the Board of Governors of the Institute of Technical Education and a member of the Board of Governors of the Global Centre for Maritime Decarbonisation. He is the Chairman of the Singapore Institute of Technology Industry Advisory Committee. He is a council member of Stiftelsen Det Norske Veritas, a member of DNV GL South East Asia and Pacific Technical Committee and American Bureau of Shipping Committee.
Mr Ong holds a Bachelor of Engineering (Electrical and Electronics) and a Master of Science (Electrical and Electronics Engineering) from the National University of Singapore and has completed the Berkeley-Nanyang’s Advanced Management Programme.
Mr Adrian Teng
Chief Financial Officer
Mr Adrian Teng oversees the Group’s finance functions, which covers corporate finance, treasury, accounting, financial reporting, tax and investor relations.
Mr Teng brings over two decades of diverse international experience in strategy, finance, restructuring, operations and corporate management across developed and emerging markets globally. Prior to his current appointment, he was Group Chief Financial Officer and Chief Operating Officer of Clifford Capital Holdings, with responsibilities in finance, treasury, strategy, technology and corporate operations. Before Clifford Capital, Mr Teng was Group Finance Director of Jardine Cycle & Carriage Limited in Singapore and Group Treasurer of Jardine Matheson Limited in Hong Kong. Prior to that, he spent several years with various organisations in restructuring, corporate and investment banking globally.
Mr Teng holds a Master of Science in Public Policy and Management from the School of Oriental and African Studies, University of London, a Master of Business Administration from the University of Illinois at Urbana Champaign, a Bachelor of Science from Creighton University, and the Executive Diploma in Directorship from the Singapore Institute of Directors. He has also completed the Stanford Executive Programme from Stanford University, and the Asian Financial Leaders Programme from the Singapore Management University. In addition, he holds the Certified Treasury Professional designation from The Association for Financial Professionals, and the Certificate in International Cash Management from The Association of Corporate Treasurers.
Mr Chor How Jat
Chief Operating Officer
Mr Chor How Jat oversees Seatrium’s yard operations globally. As Chief Operating Officer, he leads the Group’s operations across multiple sites globally and manages an operating system across the EPCI value chain to design and deliver complex commercial solutions. Mr Chor has vast experience in leading Commercial, Engineering, Operations, Workplace Health & Safety, Quality, Supply Chain, and Project Management departments.
Prior to his current appointment, Mr Chor was the Chief Operating Officer and Managing Director (Conversions & Repairs) of Keppel Offshore & Marine. He sat on the boards of numerous subsidiaries of Keppel Offshore & Marine. In addition, Mr Chor is a member of the American Bureau of Shipping (ABS), The Marine Technical Committee (TMTC) of ABS, Singapore Technical Committee of Nippon Kaiji Kyokai and Lloyd’s Register Southeast Asia Technical Committee (SEATC).
Mr Chor holds a Bachelor of Engineering (Honours) in Naval Architecture & Shipbuilding and Master of Science in Marine Technology from University of Newcastle Upon Tyne, UK. He has also attended the General Management Program at Harvard Business School.
Dr Lee Chay Hoon
Chief People Officer
Dr Lee Chay Hoon is responsible for the formulation and implementation of Seatrium’s people strategy to achieve organisational goals. She leads the assessment and design of organisation development systems, global people management processes, and leadership and capabilities building to promote business excellence and competitive advantage.
Dr Lee has held various leadership and board appointments at Keppel Offshore & Marine, steered and worked with teams from more than 10 countries. She has extensive experience working with customers, unions, government agencies, classification societies, research institutes and tertiary education institutions. Dr Lee was previously Associate Professor and Director of the Nanyang Fellows EMBA Programme at Nanyang Technological University, Singapore.
Dr Lee holds a Bachelor of Arts in Economics (Honours) from California State University, Northridge. She also holds a Master of Business Administration, a Master of Science in Quantitative Analysis, and a Doctor of Philosophy in Management from the University of Cincinnati. Dr Lee has also completed post-doctoral programmes from Harvard Business School, Center of Creative Leadership and University of Denver.
Mr Lim Howe Run
Chief Risk Officer
Mr Lim Howe Run oversees the Group’s risk functions which include risk management, compliance, integrated audit and security.
Prior to his current appointment, Mr Lim held various leadership positions with Singapore Power Limited in general management, mergers & acquisitions, investment stewardship, risk management, risk control and compliance. He was previously Head of Compliance and Operational Audit, Head of Strategic Investments, Head of Regulatory Management and Deputy CEO of SPI Australia Assets Pte Ltd.
Mr Lim holds a Bachelor of Engineering (Mechanical) from the National University of Singapore.
Mdm Looi Lee Hwa
General Counsel and Company Secretary
As General Counsel, Mdm Looi Lee Hwa oversees legal compliance, corporate governance and corporate secretariate matters, and provides strategic legal guidance to the Group.
Mdm Looi brings a wealth of experience in corporate law, regulatory matters, mergers and acquisitions, capital market fundraising, and resolving commercial disputes. She is a highly accomplished professional with over three decades of experience spanning multiple industries, including energy and renewables, liner shipping, manufacturing, and oil & gas. Prior to joining Seatrium, she held senior positions as Group General Counsel in several major companies, including Sembcorp Industries Ltd, Neptune Orient Lines Ltd, and Chartered Semiconductor Manufacturing. Her legal expertise and extensive experience make her a valuable asset in ensuring the legal and regulatory aspects of Seatrium’s operations are well-managed and in compliance with relevant laws and standards.
Mdm Looi holds a Bachelor of Laws (Honours) degree from the National University of Singapore and is admitted to the Bar as an advocate and solicitor of the Supreme Court of Singapore.
Mr Lim Shih Hsien
Executive Vice President, Cyber IT & OT
Mr Lim Shih Hsien oversees the security, efficiency, and innovation of Seatrium's digital ecosystem, covering cybersecurity, IT (Information Technology), and OT (Operational Technology).
Mr Lim brings with him close to 25 years of experience in cybersecurity, IT and OT. Prior to his current appointment, he assumed various leadership positions in public and private sectors, driving digital innovation and transformation. His career achievements in Certis Group, SP Group, The Hong Kong Jockey Club and MOH Holdings Pte Ltd include developing robust cybersecurity strategies, overseeing IT systems, optimising OT initiatives, and managing technology risks.
Mr Lim has contributed his thought leadership at international platforms such as the World Economic Forum Centre for Cybersecurity & Electricity Industry Community, Hong Kong Health Authority, Gartner Research Board and Temasek Team8.
Mr Lim holds a Bachelor of Commerce in Information Systems (First Class Honours) from Curtin University of Technology, Perth, Western Australia and a Master of Science in Communications and Network Systems from the Nanyang Technological University. He has also completed the Leadership-in-Action Programme at Harvard University.
Mr Aziz Merchant
Executive Vice President, Engineering, Technology & New Product Development
Mr Aziz Merchant oversees the Engineering and Technology development for new product development in offshore renewables, new energy, carbon capture solutions and green oil & gas.
Mr Merchant has over 25 years of extensive design & engineering experience in offshore oil & gas development projects and offshore & marine vessel designs, with over 100 international scientific patents granted or filed under his name. He has been an Adjunct Professor at the National University of Singapore since 2014.
Prior to his current appointment, Mr Merchant was Director of Engineering at Keppel Offshore & Marine and Executive Director at Keppel Marine & Deepwater Technology.
Mr Merchant holds a Bachelor of Engineering (First Class Honours) in Naval Architecture & Ocean Engineering from University of Glasgow and a Master of Science (MSc) in Naval Architecture from University College London. He had also attended the General Management Program at Harvard Business School.
Dr Stephen Lu
Executive Vice President, Strategy
Dr Stephen Lu oversees the Group's strategy, corporate development, transformation, mergers and acquisitions, and sustainability functions.
Prior to his current appointment, Dr Lu was Director of the Portfolio Development Group at Temasek. He has extensive experience in strategy, business transformation, mergers and acquisitions, and corporate finance.
Before Temasek, Dr Lu was a management consultant at the Boston Consulting Group, focusing on private equity, infrastructure and energy industries.
Dr Lu holds a Doctor of Philosophy from the University of Cambridge. He also holds a Master of Science from the National University of Singapore and University of Basel, and a Bachelor of Science (First Class Honours) from the University of Auckland.
Mr William Gu
Executive Vice President, Seatrium Energy (International)
Mr William Gu oversees the Seatrium Energy (International) business which covers the newbuilds and conversions of floating production systems such as tension leg wellhead platforms, FLNG facilities, FSRUs, near-shore LNG terminal solutions, semi-submersibles and jack-up rigs, drillships, and floating wind, carbon capture & storage and new energy floaters.
Mr Gu brings with him over 30 years of experience in the offshore & marine industry, playing a key role in establishing long-term partnerships with oil majors, as well as offshore vessel and rig owners.
Mr Gu holds a Bachelor of Engineering (Naval Architecture and Ocean Engineering) from Shanghai Jiao Tong University, China, and a Master of Science in Industrial and Systems Engineering from the National University of Singapore.
Mr Marlin Khiew
Executive Vice President, Seatrium Energy (Americas)
Mr Marlin Khiew oversees the Seatrium Energy (Americas) business which covers newbuilds and conversions of floating production systems such as FPSOs, tension leg wellhead platforms (TLWPs), FLNGs, FSRUs, FPUs, semi-submersibles, jack-up rigs, amongst others. He also heads the Brazil business units with his vast experience and knowledge of its offshore and marine sector.
Over the years, Mr Khiew has been instrumental in establishing strong partnerships with clientele based in the Americas. In 2024, Mr Khiew was appointed Chairman of the Executive Committee of the Singapore Business Federation (SBF) Latin America Business Group, as well as a member of the SBF Internationalisation Action Committee.
Prior to his current appointment, Mr Khiew held various management positions in engineering, projects, operations, and was a commercial director at Keppel Offshore & Marine and its subsidiaries in Singapore, as well as in Brazil. He was previously Chairman of the Board of Floatel International Ltd.
Mr Khiew holds a Bachelor of Applied Science (Mechanical Engineering and specialised in Naval Architecture) from University of British Columbia, Canada. He had also attended the Advanced Management Programme at National University of Singapore Business School.
Mr Samuel Wong
Executive Vice President, Seatrium Energy (Fixed Platforms)
Mr Samuel Wong oversees the Seatrium Energy (Fixed Platforms) business, which covers International Renewables Offshore Substations, and Oil & Gas Offshore Platforms.
Mr Wong has been with the Group for over 30 years. He was Vice President and Head of Offshore Platforms since 2017, focusing on products such as process, drilling, wellhead, power generation and accommodation platforms, offshore substations and LNG modules.
Mr Wong holds a Bachelor of Engineering (First Class Honours) in Marine Technology (Naval Architecture) from the University of Newcastle Upon Tyne, UK.
Mr Alvin Gan
Executive Vice President, Repairs and Upgrades
Mr Alvin Gan oversees the Repairs and Upgrades business, which includes the repair, refurbishment, retrofitting, life extension and upgrading of vessels, offshore and marine structures, floating production and storage systems, and mobile offshore drilling units, as well as EPC upgrade and conversion solutions, including green, alternative fuels and low-carbon retrofitting and conversions.
Mr Gan joined the Group in 1995 and has assumed various production and project management positions in the Group’s ship repairs and upgrades business.
Mr Gan holds a Bachelor of Engineering (Honours) in Naval Architecture and Offshore Engineering from the University of Strathclyde, UK.
