Wong Kim Yin

Group President & CEO

Mr Wong has over 20 years of leadership experience in the energy sector and in investment management. He is instrumental in leading Sembcorp’s transformation of its portfolio from brown to green. 

Mr Wong was the group chief executive officer of Singapore Power (SP Group) from 2012 to 2020. Prior to SP Group, he led investments and project development in his roles at Temasek International and The AES Corporation.

Mr Wong is the chairman of SkillsFuture Singapore, and serves on the boards of the National Research Foundation, the Inland Revenue Authority of Singapore and DSO National Laboratories. He is also a board member of China Venture Capital Fund Corporation.

Mr Wong holds a Bachelor of Science in Computer Science & Information Systems from the National University of Singapore (NUS) and a Master of Business Administration from the University of Chicago Booth School of Business.  

Eugene Cheng

Group Chief Financial Officer

Mr Cheng oversees the Group’s finance, portfolio and integration, investment, sustainability, media and investor relations functions. 

He brings extensive experience in financial and strategic leadership across the aviation, offshore oil and gas, marine engineering and logistics industries. Prior to joining Sembcorp, Mr Cheng was chief corporate officer of SATS where he oversaw key business functions such as business development, strategic investments, mergers and acquisitions (M&A), as well as corporate strategy. Mr Cheng also served as group chief corporate officer of IMC Industrial Group. He was an investment banker with JPMorgan and Citigroup, specialising in M&A advisory, corporate financing and capital raising. 

Mr Cheng holds a first class honours degree in Accountancy and a Master of Science in Accountancy from the Nanyang Technological University (NTU). 

Robert Chong

Chief Corporate & Human Resource Officer

Mr Chong oversees the Group’s human resource, integrated communications, health, safety, security and environment, procurement, and corporate secretariat functions. He has over 30 years of senior management experience in HR, organisational transformation and diverse corporate functions supporting business growth.

He helmed senior roles at various global companies such as the Shangri-La Group, Keppel Corporation, Temasek International and Shell (Asia Pacific & Middle East). 

He is certified as a Master Professional by the Institute for Human Resource Professionals. 

Mr Chong holds a Bachelor of Arts in Sociology from NUS and an MBA in Accountancy from NTU. He has also completed the Advanced Management Program at Harvard Business School, USA, and other senior leadership programmes at INSEAD, France, and IMD, Switzerland. 

Hong Howe Yong

Head, Group Centre of Excellence

Mr Hong is responsible for leading and growing the Group’s engineering and technological capabilities, to support the Group’s renewables, conventional, water and waste-to-resource businesses, and oversee the establishment of standards and governance of capabilities across the Group.

He brings with him deep experience in engineering and technology, including managing a petrochemical manufacturing complex previously. He has also held various corporate roles in strategic planning, marketing and supply chain over his 27 years in the refining and petrochemicals industry.

Mr Hong holds a Master of Business in Information Technology from the University of Surrey, UK and a BSc in Chemical Engineering from NUS.

Charles Koh

Chief Digital Officer

Mr Koh drives the Group’s digitalisation journey, focusing on efforts to build and scale key digital capabilities across the Group’s businesses.

He has more than 25 years of experience digitalising businesses in various senior roles across the energy, financial, hospitality, logistics and consulting sectors in companies such as Temasek Holdings, McKinsey & Company and PepsiCo. Prior to Sembcorp, Mr Koh led the Future Ready and Future of Work platforms at DBS Bank, a leading financial services group in Asia. He was responsible for 5G, blockchain and IoT applications in cross-industry ecosystems and digital fulfilment via Conversational Artificial Intelligence at the bank. He also founded a tech start-up which he took to profitability.

Mr Koh holds a BSc in Economics and Management from the London School of Economics, UK.

Koh Chiap Khiong

CEO, Singapore & Southeast Asia

Mr Koh is responsible for driving the strategic direction and growth of Sembcorp's energy and water businesses in the Singapore and Southeast Asia markets. He has deep knowledge of the energy and water sectors with extensive experience in managing infrastructure-related businesses, supported by a strong financial background. Prior to his current appointment, Mr Koh was the group chief financial officer of Sembcorp from 2010 to 2018, and was instrumental in shaping and expanding the company’s growth and investments overseas.  

Mr Koh holds a first class honours in Accountancy from NUS and completed the Advanced Management Program at Harvard Business School, USA. 

Andy Koss

CEO, UK & Middle East

Mr Koss oversees Sembcorp’s operations comprising large-scale industrial assets on the Wilton International site, a portfolio of flexible gas engines and battery energy storage systems across the UK, together with the company’s business interests in the Middle East. 

Mr Koss has 30 years of experience in the financial and energy sectors. Prior to joining Sembcorp, he spent 15 years at Drax Group where he rose to chief executive officer of generation and oversaw the group’s UK power generation sites and key functions. He was deputy group treasurer of Provident Financial, and has held various accounting and investment banking roles at companies including Coopers & Lybrand, UBS and Dresdner Kleinwort Benson. 

Mr Koss is a qualified chartered accountant and treasurer. He holds a first class honours in Mathematics, Operational Research, Statistics and Economics from the University of Warwick, UK. 

Lee Kok Kin

CEO, SembWaste

Mr Lee oversees the operations and strategic growth of SembWaste, a wholly-owned subsidiary of Sembcorp, which provides waste management, public cleaning and recycling services in Singapore.

An engineer by training, Mr Lee has over 22 years of experience, primarily in the energy sector. Prior to joining Sembcorp, he was with SP Group. During his career there, he was involved with electricity and gas transmission and distribution (T&D) project development, operations and maintenance (supervisory control and data acquisition (SCADA) & emergency response), T&D gas metering, risk management, and corporate planning.

Mr Lee holds a Bachelor of Engineering (Electronic and Electrical) from the University of Southern Queensland and an MBA from the University of Chicago Booth School of Business. He is a Chartered Professional Engineer, member of Engineers Australia (CPEng, MIEAust), and a Certified Professional Risk Manager.

Looi Lee Hwa

General Counsel

Ms Looi oversees legal, ethics and compliance matters within the Group. 

She brings to Sembcorp rich experience in her field, having worked in legal and compliance positions in diverse industries, including shipping, manufacturing as well as oil and gas. Prior to joining Sembcorp, Ms Looi was group general counsel and company secretary at Neptune Orient Lines Group and at Chartered Semiconductor Manufacturing.  

Ms Looi holds a Bachelor of Laws (Honours) from NUS and was admitted to the bar as an advocate and solicitor of the Supreme Court of Singapore. 

Alex Tan

CEO, China

Mr Tan is responsible for the operations, strategic direction and business growth of the company’s sustainable solutions offerings in China.

He has over 20 years of experience in the chemical, logistics and financial sectors. He spent 17 years at Air Products, an industrial gases company, taking on various management roles in Singapore and China before becoming President of its Southeast Asia operations. Mr Tan also held various corporate development and finance roles at IMC Industrial Group and TD Securities.

Mr Tan holds a bachelor’s degree in Economics and Statistics from NUS and an MBA from the University of Rochester (Simon School), USA.

Kelvin Teo

CEO, Urban

Mr Teo is CEO of Sembcorp Development, the Urban business which comprises industrial properties, business hubs, commercial and residential projects in Vietnam, China and Indonesia. He oversees business performance, joint venture relations and the integration of urban solutions for sustainable developments. 

He was previously the Urban business’ president and chief operating officer, as well as chief financial officer. He is a council member of the Singapore-Jiangsu Cooperation Council, Singapore-Sichuan Trade and Investment Committee, and the Vietnam-Singapore Business Council. Mr Teo is a recipient of the Vietnam Government’s Friendship Medal for his long-standing contribution to the country’s socio-economic development and enhancement of Vietnam-Singapore relations. 

An accountant by training, Mr Teo is an affiliate of the Association of Chartered Certified Accountants in the UK and holds a Diploma (with Merit) in Business Studies from Ngee Ann Polytechnic, Singapore. He completed the Senior Executive Programme jointly conducted by Harvard Business School, USA and Tsinghua University School of Economics and Management, China, as well as the Advanced Management Programme at INSEAD, France. 

Vipul Tuli

CEO, South Asia

Mr Tuli oversees Sembcorp’s investments and key stakeholder relationships in India and Bangladesh. He is also the Managing Director of Sembcorp Energy India, a leading independent power company in India wholly-owned by Sembcorp. 

He has 30 years of experience in the energy sector. Prior to Sembcorp, he was a senior partner with McKinsey & Company where he helped to build and lead its Asian energy practice. He has also advised government institutions on issues of energy policy, organisation, industry structure, and regulation. 

Mr Tuli holds a bachelor’s degree in Technology (Chemical Engineering) from the Indian Institute of Technology in New Delhi, India and received his MBA from the Indian Institute of Management in Calcutta, India. 

Tan Cheng Guan

Executive Vice President, Office of the Group President & CEO

Mr Tan leads the development of Sembcorp’s water business and is also non-executive Chairman of Sembcorp China, providing strategic guidance to the business.

He is also chairman of Sembcorp’s Climate Change Working Committee, and drives the company’s performance towards climate-related metrics and targets, overseeing key initiatives such as risk mitigation, opportunities, and greenhouse gas mitigation. 

Mr Tan pioneered the early development of Sembcorp’s utilities business on Jurong Island in Singapore. He was instrumental in leading the Group’s entry into the renewables business, and also led the company’s business expansion in China, India, the UK, the Middle East, Myanmar and Bangladesh. He has held various senior appointments in Sembcorp, including the head of business development as well as head of Group Centre of Excellence. 

Possessing broad experience in engineering, strategy, business and project development for the utilities and energy industry, Mr Tan has worked in Shanghai, London, Kuala Lumpur and Sarawak. 

Mr Tan holds a Bachelor of Civil Engineering (Honours) from the University of Liverpool, UK, and completed the Advanced Management Program at Harvard Business School, USA.