Leadership

As Group CEO since 1 January 2021, Mr Yuen Kuan Moon, 57, has been instrumental in leading one of Singtel’s most ambitious transformations to reposition the Group for growth amid accelerated digitalisation and disruption in the telecommunications industry. The strategic reset he introduced at the start of his tenure has altered the fundamental make-up of the Group – redefining it along the lines of connectivity, digital services and digital infrastructure. This has resulted in the integration of the consumer and enterprise businesses in both Singapore and Australia, the expansion of the digital services arm NCS, and the creation of a new regional data centre business Nxera. Under his watch, Singtel established 5G market leadership which serves to underpin the growth of the Group’s existing and new businesses across Singapore and the region. Besides transforming for the benefit of customers and shareholders, Moon also championed people and sustainability with renewed vigour to take care of employees and the larger community.

Prior to his appointment as Group CEO, Moon ran Singtel’s consumer business in Singapore as CEO since 2012. He was also responsible for the Group’s digital transformation, double hatting as the Group’s Chief Digital Officer from 2018 to 2020.

Moon sits on the boards of Singtel and its key subsidiaries and has been serving on the Board of Commissioners of Telkomsel since 2009. In addition, Moon is a Board member of the Defence Science and Technology Agency, the Singapore Institute of Management, besides being Chairman of the Ngee Ann Polytechnic Council.

Moon joined Singtel in 1993 after graduating from theUniversity of Western Australia with First-Class Honours in Engineering. He also holds a Master of Science in Management from Stanford University.

Mr Bill Chang, 57, was appointed CEO of Singtel’s Digital InfraCo unit, on 1 June 2023. He is also the CEO and Executive Director of Singtel’s Nxera regional data centre business.

Prior to that, Bill was CEO, Group Enterprise since 16 July 2012. Bill joined Singtel in November 2005 as Executive Vice President of Corporate Business and subsequently became Managing Director, Business Group.

Bill is the Chairman of the Singapore Institute of Technology’s Board of Trustees and a board member of the Urban Redevelopment Authority of Singapore. He was also a member of the Australian Institute of Company Directors’ International Advisory Technology Governance and Innovations Panel. He co-chaired the Future Jobs and Skills Sub-committee of the Committee on the Future Economy of Singapore from 2016 to 2017.

For his contributions to Singapore, Bill was awarded the Public Service Star in 2017 and the Public Service Medal in 2007. He also received the Singapore Computer Society’s IT Leader of the Year award in 2017 and the honorary Fellow of the Society in 2014.

Bill graduated with a Bachelor of Engineering (Honours) in Electrical and Computer Systems Engineering from Monash University, Australia and attended the Harvard Business School’s Advanced Management Program.

Mark Chong, 61, was appointed Group Chief Corporate Officer on 1 January 2025. He brings a wealth of experience to the Singtel Group, having been with the organisation for 27 years. His most recent role was as Deputy CEO of AIS, Singtel’s regional associate in Thailand. Mark also serves on the AIS Board and is a member of the Executive Committee.

Before his role at AIS, Mark was Singtel Group’s Chief Technology Officer for six years, from 2017 to 2022, leading the Group’s technology strategy and driving innovations that transformed its networks and business operations in Singapore and Australia. Between 2013 and 2017, he served as CEO of International, being responsible for Singtel's overseas associate businesses. 

Since joining Singtel in 1997, Mark has held various executive positions, including Executive Vice President of Networks in Singapore, Chief Operating Officer of AIS and Vice President of Singtel's Global Accounts. He has also represented Singtel on the boards of publicly listed companies such as Globe Telecom, Bharti Infratel, CS Loxinfo, and several submarine cable joint ventures. Currently, he is a Board Member of the Civil Aviation Authority of Singapore.

Mark holds a Bachelor’s Degree in Electronics Engineering and a Masters Degree in Research in Electronic Systems from ENSERG, Grenoble, France, achieved on a Singapore Government scholarship. He also earned a Master of Business Administration from the National University of Singapore. Mark is a fellow with the Singapore Computer Society.

Mr Jorge Fernandes, 52, was appointed Group Chief Technology Officer on 1 June 2023. He leads the Group’s technology strategy and transformation of its networks and businesses across Singapore and Australia.

Jorge has more than 26 years of experience in the tech industry. He started his career as an engineer working in South Africa, before joining Cisco. Most recently, Jorge served as Chief Technology Information Officer at Rogers, Canada’s largest wireless company, where he led the deployment of Canada’s first and largest 5G network. He also oversaw Rogers’ IT and digital strategy. Prior to joining Rogers, Jorge had a 15-year career at Vodafone, with his last role there as Chief Technology Officer at Vodafone UK.

Jorge served on the University of Waterloo Stratford School Advisory Board and was active on several boards and organisations including the Toronto Metropolitan University’s Cybersecure Catalyst, AMDOCS and Salesforce Customer Advisory Boards. He was also the Chair of the Board of CTIL, a tower company joint venture between Vodafone and Telefonica (O2).

Jorge holds a Licentiate degree in Economics and Business Management from Autonomous University of Lisbon and he completed the Católica Lisbon/ Kellogg School of Management Advanced Management Program.

Gan Siok Hoon, 50, was appointed Deputy Group Chief Corporate Officer on 1 January 2025. She oversees key corporate functions including Group Property and Group Procurement.

Siok Hoon is a seasoned leader with a proven track record of over 25 years at Singtel, spanning marketing, sales, business strategy and finance. She began her career as an auditor at Ernst & Young before joining Singtel in 1999 as Finance Director for Consumer Business. Over the years, she has held several key leadership roles, including Deputy CFO of Optus, Vice President of Retail & Channel Sales, and Managing Director of Mobile Marketing & Sales at Singtel Singapore. In her most recent role as Managing Director of Group Finance, Siok Hoon led critical functions such as Investor Relations, Group Business Performance, and Digital Strategy & Partnerships.

Siok Hoon is passionate about giving back to the community. She serves as Vice President of the Home Detention Advisory Committee and as a Council Member of the Mandatory Aftercare Committee under the Singapore Prison Service. Additionally, she is a board member of The Turning Point, a charity halfway house for female offenders, and previously served as Vice President of the Singapore Retailers Association.

Siok Hoon holds a Master of Science in Management from Stanford University and a Bachelor’s Degree in Accountancy (Honours) from Nanyang Technological University. She is also a Chartered Accountant with the Institute of Singapore Chartered Accountants.

Mr Arthur Lang, 52, was appointed Group Chief Financial Officer on 1 April 2021. He is responsible for Singtel Group’s finance-related functions, including value creation, capital management and capital partnerships. He also oversees the management of the Group’s regional associates and its portfolio of strategic telecom investments. Additionally, he spearheads Singtel’s efforts in GXS, the regional digital bank joint venture with Grab.

Arthur joined Singtel in January 2017 as CEO, International. Before joining Singtel, he was Group CFO of CapitaLand, where he also ran CapitaLand’s real estate investment management business. He was awarded the Best CFO (Large Cap) at the 2015 Singapore Corporate Awards. Prior to CapitaLand, Arthur was at Morgan Stanley where he was Co-head of the Southeast Asia investment banking division and Chief Operating Officer of the Asia Pacific investment banking division.

Arthur was named Chairman of the National Kidney Foundation in November 2020. He is also a board member of Bharti Airtel, Intouch Holdings, AIS, GXS Bank, the Straits Times School Pocket Money Fund and Singapore Tourism Board. In 2018, Arthur was awarded the Public Service Medal for his contributions.

Arthur has an MBA from the Harvard Business School and a BA in Economics (magna cum laude) from Harvard University.

Sam Liew, 51, is Deputy CEO, NCS.  In this role, Sam leads intelligentisation efforts across NCS globally, spearheading initiatives to advance capabilities by leveraging data, AI and emerging technologies.

Sam is also currently the Chief Executive, Government Strategic Business Group (Gov+) at NCS, leading a dedicated group of practices to build NCS' digital government portfolio and drive collaboration efforts to propel NCS as the go-to digital catalyst for governments and smart cities across Asia Pacific. His key focus is to help government agencies digitalise the core of public services to enable holistic public service transformation.

Prior to NCS, Sam was the Managing Director of GIC. He was the Director, Technology Group and also heads GIC’s Business partner and Solutions Division. Sam was also a member of GIC’s Corporate Management Committee and the Group Risk Committee. In addition to these corporate roles, Sam co-chaired the Business Continuity Management Committee and was part of GIC’s Technology Investment Business Group. 

Before GIC, Sam was Managing Director at Accenture ASEAN Technology. He also led Accenture's Asia Pacific Communications Centre of Excellence delivering business solutions across Asia. He was also a member of Accenture's Global Technology Leadership Council and ASEAN Geographical Leadership Council. 

Sam currently serves as Board Director on the Gardens by the Bay Board. He also sits on the Board of Singapore Management University’s School of Computing and Information Systems and is Deputy Chairman of Singapore Polytechnic’s School of computing.

In addition, he serves as Council Member on Enterprise Singapore’s IT Standards Committee. Sam also serves as President for the Singapore Computer Society. He has been conferred a Fellow by SCS. Sam holds a Bachelor’s Degree in Accountancy from Nanyang Technological University, Singapore.  For his work with the community, Sam has been awarded the Executive of the Year - Non-profit or Government Organisations in the Singapore Business Review Management Excellence Awards 2024.

Mr Ng Kuo Pin, 54, was named CEO of NCS in August 2019. In January 2021, he was appointed to Singtel’s Management Committee. Together with his team, he leads NCS in executing its new vision, one that is committed to advancing communities by partnering with governments and enterprises to harness technology and bringing people together to make the extraordinary happen. As a leading technology services firm, NCS aims to accelerate growth and build up a strategic presence in the Asia Pacific region.

Prior to joining NCS, he had a 25-year career at Accenture and spent nine years living and working in Beijing and Sydney. He started as an analyst in 1994 and was made partner in 2006. Between 2006 and 2018, he held several senior leadership roles within the global Communications, Media and Technology (CMT) operating group as Head of CMT Singapore, Head of CMT Greater China, and finally as Head of Consulting for CMT Asia Pacific, Africa and the Middle East.

Kuo Pin is a board member at the National University of Singapore Institute of Systems Science (NUS-ISS). He was elected as Globe Telecom’s non-executive director in October 2021 and serves as Member of the Globe Board Executive and Finance Committees. He is also a council member of the Singapore-Guangdong Collaboration Council.

Kuo Pin holds an Honours Degree in Engineering (Electrical and Electronics) from the Nanyang Technological University.

Mr Ng Tian Chong, 59, was appointed CEO of Singtel Singapore on 1 June 2023 to lead the consolidation of the consumer and enterprise businesses in Singapore into a singular operating company to drive growth, synergies and productivity at the country level. In this role, he oversees the delivery of Singtel’s integrated suite of mobile, broadband and TV services as well as network solutions for both consumers and enterprises.

Prior to joining Singtel, Tian Chong spent more than 30 years at HP, where he held key positions in sales, finance, product management, service and support as well as marketing, across regional and country portfolios. He played a key role building HP to become a best-in-class player in the region and left the company as Senior Vice President and Managing Director of Greater Asia, with responsibility for all its go-to-market strategies and overall financial performance.

Tian Chong is a non-executive director and board member at Dyson. He also served National Service in the Singapore Army in various Command and Staff roles, rising to the rank of Colonel after 32 years of service.

Tian Chong holds a Bachelor of Science in International Business from Menlo College in California and a Masters in Business Administration from Haas School of Business, University of California at Berkeley.

Stephen joined Optus as Chief Executive Officer in November 2024.

Prior to joining Optus, he spent 10 years at NBN Co most recently in the role of Chief Executive Officer, which he held from 2018 to 2024. Prior to this, Stephen was Chief Financial Officer. In addition to being responsible for all financial matters, he was responsible for procurement, supply, and data.

Before his roles at NBN Co, Stephen spent 17 years in various leadership roles, including a decade as Chief Financial Officer at News Corp Australia. He has also served as a Director on a number of boards including Foxtel, REA Group and Australian Associated Press, as well as Chairman of the Melbourne Storm Rugby League Club.

Stephen is a Chartered Accountant and a fellow of the Australian Institute of Company Directors. Stephen is an Executive Director of the Optus Board.

Ms Aileen Tan, 57, is Singtel's Group Chief People and Sustainability Officer responsible for the Group’s overall people and sustainability agenda. She has over 30 years of experience in various leadership roles spanning multiple industries and geographies.

Aileen joined Singtel in 2008 as Group Director, Human Resources and in 2009, she was tasked to set up and lead the Group’s Corporate Social Responsibility function, which has evolved into the present-day Group Sustainability function. In her current role, she focuses on developing a purpose-led organisation, championing sustainability, creating an inspiring culture, and making the Singtel Group a place for amazing people to deliver impact. Under her leadership, Singtel has won numerous global and regional accolades for its leading people and sustainability practices.

She is a member of the Singapore University of Social Sciences Board of Trustees, Globe Telecom Board, Health Sciences Authority Board, NTUC-U Care Fund Board of Trustees, Ministry of Finance’s VITAL’s Advisory Panel, Ministry of Manpower’s Workplace Safety & Health Council in Singapore and Singapore’s APEC Business Advisory Council alternative member.

Aileen holds a Bachelor of Arts from the National University of Singapore and a Master of Science in Organisational Behaviour from the California School of Professional Psychology, Alliant International University, USA. She is a pioneer IHRP Master Professional, for being a role model for the HR profession. Aileen received the Medal of Commendation (Gold) at the NTUC May Day Awards 2022 and the Public Service Medal in 2018 for her significant contributions to Singapore’s workforce and human resources sector. In 2024, Aileen was recognised in Sustainability Magazine’s Top 100 Women in Sustainability globally and ranked among the Top 10 Sustainability Leaders in Asia.

Mr William Woo, 60, was appointed Group Chief Information Officer on 1 August 2017. He also assumed the role of Group Chief Digital Officer on 1 January 2021.

William joined Singtel in May 2011 and held several leadership roles including Managing Director of Enterprise Data and Managed Services and Managing Director of Cyber Security at Group Enterprise.

Prior to joining Singtel, William was Managing Director for the Southeast Asia region for Xchanging. He was also with EDS for 20 years and was in various senior management roles including Managing Director of Southeast Asia & India and Vice President, Global Service Delivery of Asia, responsible for leading the Information Technology Outsourcing, Business Process Outsourcing and Applications service delivery across the Asia region. He started his career with the National Computer Board.

William graduated with a Bachelor of Applied Science in Computing (Distinction) from the Queensland University of Technology, Australia, and holds an Executive MBA from the National University of Singapore.

Anna Yip, 54, was appointed CEO, International Digital Services on 1 January 2025. The new business unit, expanded from the previous Business Development function, focuses on building new telco-related digital services in the region, strengthening partnerships and enhancing synergies across the Singtel Group and regional associates.

Prior to this, Anna was Deputy CEO, Singtel Singapore, a role she has held following the integration of the Singapore consumer and enterprise units. Anna joined Singtel as Deputy CEO, Consumer Singapore on 7 December 2020 and was appointed CEO, Consumer Singapore since 1 April 2021.

Before joining Singtel, Anna was CEO and Executive Director of Smartone Telecommunications, driving its operations in Hong Kong and Macau from 2016 to 2020. Under her leadership, Smartone was named Best Mobile Carrier by the Communication Association of Hong Kong in 2019. Prior to Smartone, Anna headed up Mastercard’s operations in Hong Kong and Macau. She was previously a partner with McKinsey & Company in Greater China where she led both the Financial Institutional Group and payments practice.

Anna was appointed to the Board of Commissioners of Telkomsel on 1 June 2021. She also sits on the Board of Advisors of Singapore Management University’s Institute of Service Excellence and is an independent non-executive director of BUPA (Asia) Limited, as well as a Council member of the Singapore Cancer Society.

Anna holds a Doctor of Philosophy and Master of Philosophy in Management Studies from Oxford University and a First Class Honours degree in Business Administration from the Chinese University of Hong Kong.