Guest-of-Honour and Speakers

Mr Jeffrey Siow

Minister for Transport and Second Minister for Finance

Singapore

Mr Ng Wai Choong

Auditor-General

Auditor-General’s Office of Singapore

Mr Benjamin (Ben) Siddans

Executive Director, Digital, Cyber and Emerging Technologies Branch, Performance Audit Services Group

Australian National Audit Office

Mr Ben Siddans is an Executive Director in the Australian National Audit Office’s Performance Audit Services Group, leading the newly established Digital, Cyber and Emerging Technologies Branch. He has more than 15 years of experience across performance audit, data analytics, systems assurance, operational IT and cyber security. He oversees audits involving emerging technologies, data and complex digital systems, and supports audit teams to respond to evolving digital risks. In previous roles as Chief Technology Officer and Audit Principal, he led innovation initiatives to apply new technologies to audit practice.

Mr Luo Quan

Director General of the Training Center

National Audit Office of the People’s Republic of China 

Mr Luo Quan is the Director General of the Training Center at the National Audit Office of China (CNAO), where he spearheads technology-driven capacity building for auditors in China and abroad. With nearly 30 years of distinguished experience in state auditing, he has a rich background in international relations and strategic governance, having served as Deputy Director General of the CNAO General Office and Division Director in the International Cooperation Department. He holds a Master’s degree in International Cooperation Policy, alongside degrees in English and Diplomacy. Leveraging his extensive expertise in global knowledge exchange, he currently focuses on empowering audit professionals with the digital acumen and technological capabilities required for contemporary public governance.

Mr K Surjith

Director, Information Systems and Director, Centre for Data Management and Analytics

Office of the Comptroller and Auditor General of India

Mr K Surjith is a senior audit professional with over 11 years of distinguished service with the Comptroller and Auditor General of India (CAG). In his current dual role as Director, Information Systems and Director, Centre for Data Management and Analytics, he leads SAI India’s efforts to embed cutting-edge technology into the country’s supreme audit function — spanning artificial intelligence and large language models to unmanned aerial systems and automated audit frameworks. 

He was awarded the CAG Award for Innovative Audit in 2022, for pioneering the use of unmanned aerial vehicles to assess plantation coverage in Odisha. The audit combined artificial intelligence and machine learning algorithms for both qualitative and quantitative analysis of forest and plantation health — a landmark example of technology-driven field audit in a SAI.

Mr Paul Loke

Director (Digital Innovation) and Chief Data Officer

Auditor-General’s Office of Singapore

Mr Paul Loke is the Director of Digital Innovation, Chief Data Officer and Agency Security Officer at the Auditor-General’s Office of Singapore (AGO). In this role, he leads digital transformation efforts and promotes the responsible adoption of technology and artificial intelligence to enhance decision-making, streamline processes and strengthen public sector governance. With more than 20 years of experience across the public and private sectors, he has held senior leadership roles in information technology and cybersecurity, and believes in fostering creative problem-solving, cross-disciplinary collaboration and continuous innovation.

Beyond AGO, he is one of the contributing authors of the “Inspire Beyond SG50” book, a collection of inspirational lessons shared by 55 IT leaders to impart practical knowledge to future and aspiring Chief Information Officers.

Mr Pingky Dezar Zulkarnain

Director of Information Technology

Audit Board of the Republic of Indonesia

Mr Pingky Dezar Zulkarnain is the Director of Information Technology at the Audit Board of the Republic of Indonesia (BPK). He has led the adoption of big data analytics, artificial intelligence, and enterprise architecture to strengthen governance and auditing, while advancing the shift from “digital by default” to “AI 360^o”. With a background in auditing, information systems, and digital government, as well as a doctorate from Waseda University, Japan, he has also contributed to the development of BIDICS, BPK’s big data analytics platform, which supports data-driven audits, risk analysis, and technology-enabled public sector oversight.

Ms Nik Mazian binti Mohammad

Deputy Director of Audit

National Audit Department of Malaysia 

Ms Nik Mazian binti Mohammad is the Deputy Director of Audit at the Government-Owned Enterprises Audit Division 1, National Audit Department of Malaysia. She has more than 25 years of experience in accounting, auditing, and finance, including over 2 decades in public sector audit across federal and state audit sectors. Before her current role, she served as Deputy Head of Internal Audit at the Ministry of Education, Malaysia.

She is a Fellow of the Association of Chartered Certified Accountants and a Chartered Accountant of the Malaysian Institute of Accountants.

Dr Sutthi Suntharanurak

Deputy Auditor General

State Audit Office of the Kingdom of Thailand 

Dr Sutthi Suntharanurak is the Deputy Auditor General of the State Audit Office of the Kingdom of Thailand, appointed on 28 May 2026. In 2025–2026, he served as Inspector General of Regional Audit Office No. 1 (Ayutthaya). With more than 28 years of public service, he has extensive experience in performance audit, public procurement audit, public sector accountability, anti-corruption studies, and audit research. He currently serves as Secretary General of the INTOSAI Working Group on Environmental Auditing (WGEA) and Head of the 14th ASOSAI Research Project on the application of Artificial Intelligence in public auditing. He holds Bachelor’s, Master’s, and Doctoral degrees in Economics, specialising in Development Economics.

Ms Hoang Thi Ut

Deputy Head of Information Technology Audit Division

State Audit Office of Viet Nam  

Ms Hoang Thi Ut has more than 20 years of experience in the field of information technology. She has directly participated in the implementation of many major projects and systems, including the Centralised Tax Management System and the Audit Object Database System, while also leading the development and implementation of the Information Exchange Portal of the State Audit Office of Viet Nam.

She is also an active member involved in developing mechanisms and policies in the fields of finance and auditing. Recently, she participated in the audit mission on the implementation of online public services, contributing to a comprehensive assessment of the current situation, identifying shortcomings, bottlenecks, and policy gaps, and proposing solutions to improve the implementation of online public services in Viet Nam.

Ms Gladys Lee

Managing Director, Functional Audit Head

DBS Bank Ltd. (DBS Singapore)

Ms Gladys Lee is the Regional Audit Head at DBS where she is responsible for the audits of Institutional Banking Group, Global Transaction Services and overseas branches across the DBS Group. In addition to her core audit responsibilities, she is spearheading the transformation of audit tools and processes to facilitate continuous audit monitoring, dynamic risk assessment, audit planning and sharper risk identification and analysis.

Prior to joining Group Audit, she was a seasoned corporate banker specialising in the real estate, hotel and construction sector where she has successfully closed many corporate lending and corporate finance advisory transactions.

Ms Stacy Chai

Partner, Forensic & Integrity Services

Ernst & Young Advisory Pte. Ltd. (EY Singapore)

Ms Stacy Chai is a Partner in EY’s Forensics & Integrity Services practice with over 24 years of experience in auditing, internal controls and forensic accounting, specialising in investigations, anti-corruption, and litigation support. She has led complex forensic investigations across ASEAN involving fraud, financial irregularities, corporate misconduct, and regulatory breaches, often working closely with authorities in Singapore. Her work has supported criminal prosecutions and civil litigation.

She has also provided expert testimony in court, contributing to successful dispute outcome. In addition, she advises clients on fraud management, governance frameworks, and remediation strategies. A recognised thought leader, she frequently conducts training, speaks at conferences, and teaches forensic accounting and ethics for government agencies, students and professionals.

Ms Tay Lay Khim

Group Director (Assurance)

Accountant-General’s Department

Ms Tay Lay Khim is the Internal Audit Cluster Lead and Group Director, Assurance at the Accountant-General's Department, Singapore, under the Ministry of Finance. With extensive experience in governance, risk management, and public sector internal audit, she leads initiatives that strengthen accountability and financial stewardship across Singapore’s public service. She has been instrumental in driving audit transformation efforts, promoting best practices, and advancing the professionalism and capabilities of the public sector internal audit community.

She champions a forward-looking approach to governance — balancing strong controls with innovation, continuous improvement, and public trust. She is also a passionate advocate for talent development and collaborative leadership, believing that resilient institutions are built through empowered people, ethical leadership, and a culture of learning and excellence.

Ms Winnie Ang

Director, Central Digital Assurance

Government Technology Agency

Ms Winnie Ang is a Director at the Government Technology Agency of Singapore, leading the Central Digital Assurance function overseeing IT audits across approximately 90 government agencies. She has over 20 years of experience in IT audit, risk management, and regulatory compliance spanning financial services, healthcare, and the public sector. In recent years, she has been actively exploring how artificial intelligence is reshaping the audit profession.

She holds CISA and CISM certifications and has previously served in leadership roles with ISACA and IIA.