Board of Directors

Starting Date

• Director: 24 November 2025

% of Shareholding

- None - / Spouse - None -

Family Relationship among Director and Executives

- None -

Education

• Doctor of Philosophy (Economics), Faculty of Economics and Business, University of Sydney, Australia (The scholarship from the Fund for Petroleum Development in Thailand)
• Master of Social Sciences (Public Policy) (First-Class Honors), University of Waikato, New Zealand (The Scholarship from New Zealand Government)
• Bachelor of Laws (Second-Class Honors), Thammasat University
• Certificate of Advocacy, the Lawyers Council of Thailand
• Thai Barrister-at-law Institute of Legal Education, Thai Bar Association

Holding Directorship or Executive Positions in Companies Listed in the Stock Exchange of Thailand / or not more than 3 Organizations in which a State Enterprise is the Shareholder (not exceeding 5 entities in total)

- None -

Holding Directorship or Executive Positions in a Business Entity Not Listed in the Stock Exchange of Thailand

• 2025 – Present Director-General Fiscal Policy Office, Ministry of Finance
• 2025 Director, Expressway Authority of Thailand
• 2025 Director, Government Pension Fund
• 2025 Director, Bank of Thailand and the member of the Financial Institution Policy Committee, Bank of Thailand
• 2025 Member of the Capital Market Supervisory Board, The Securities and Exchange Commission (SEC)
• 2025 Member of the Committee for the Protection of Credit Information

Useful Past Experiences for PTTEP

• 2024 – 2025 Deputy Permanent Secretary and Head of The Revenue Department, Ministry of Finance
• 2025 Director, National Credit Bureau Company Limited
• 2025 Director, Government Savings Bank
• 2021 – 2024 Director, Thai Credit Guarantee Corporation
• 2023 – 2024 Principal Advisor on Tax Base Management, The Revenue Department, Ministry of Finance
• 2020 – 2023 Deputy Director-General, the Revenue Department

Training of Thai Institute of Directors Association

• Financial Statements for Directors (FSD) 49/2023
• Risk Management Program for Corporate Leaders (RCL) 29
• IT Governance and Cyber Resilience Program (ITG) 44
• Director Certification Program (DCP) 308/2021

Other Training

• The National Defence Course (Class 67), Thai National Defence College, National Defence Studies Institute
• Administrative Justice for Senior Executive Program: (Class 2), Foundation for Research and Development of the Administrative Justice System
• TIJ Executive Program on the Rule of Law and Development, Thailand Institute of Justice (Public Organization)
• Executive Development Program: Government Sector Administrator (Class 13), Office of the Civil Service Commission
• Senior Executive Program (Class 12), Office of the Civil Service Commission
• Foreign Affairs Executive Program (Class 11), Devawongse Varopakarn Institute of Foreign Affairs, Ministry of Foreign Affairs

Vision in managing the Company's business

1. To drive and support management in steering the organization in alignment with its current direction, strategies, and operational plans, while remaining adaptable to future social dynamics, in order to ensure the nation’s energy security.
2. To oversee the establishment and maintenance of a comprehensive risk management framework that addresses geopolitical risks, energy price volatility, and operational risks.
3. To promote and encourage the adoption of technology and innovation in exploration and production to enhance efficiency and reduce costs.

Vision in performing duties that comply with Good Corporate Governance of PTTEP

The Board must perform its duties responsibly, with transparency and integrity, while strictly safeguarding the interests of all stakeholders. PTTEP’s operations shall be supported and overseen to ensure full compliance with all applicable laws and regulations.