Leadership Team

Starting Date

• Chief Executive Officer: 1 October 2026
• Director and Secretary to the Board: 1 October 2026

% of Shareholding

• 50,279 shares (0.001266%) / Spouse: - None -

Family Relationship among Director and Executives

- None -

Education

• Master of Sciences (Engineering Management), University of Missouri-Rolla, USA
• Bachelor of Engineer (Chemical Engineering), Chulalongkorn University

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)

• Oct. 2026 – Present Chief Executive Officer, PTT Exploration and Production Public Company Limited

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

- None -

Useful Past Experiences for PTTEP

• 2025 – 2026: CEO Designate and Acting Executive Vice President, Strategy, Business Development, and Human Resources Group
• 2024 – 2025 Executive Vice President, Strategy, Business Development, and Human Resources Group
• 2023 – 2024 Executive Vice President, Domestic Production Asset Group
• 2022 – 2022 Executive Vice President, Engineering and Development Group
• 2021 – 2022 Acting Executive Vice President, Engineering and Development Group
• 2019 – 2021 Senior Vice President, Development Project Division
• 2019 – 2019 Senior Vice President assigned as Project Head of Asset Transition Project and Acting Senior Vice President, Development Project Division
• 2019 – 2019 Senior Vice President assigned as Project Head of Asset Transition Project, Acting Senior Vice President, Development Project Division and Acting Vice President, M3 Development Project
• 2018 – 2019 Senior Vice President, Development Project Division and Acting Vice President, M3 Development Project
• 2017 – 2018 Senior Vice President, Business Development 1 Division
• 2016 – 2017 Acting Senior Vice President, Business Development 1 Division
• 2014 – 2017 Vice President, Business Development 1
• 2011 – 2014 Vice President, Myanmar Development and Production Planning, seconded as Myanmar Development and Production Planning Manager, Myanmar

Training of Thai Institute of Directors Association

• Director Certification Program (DCP) 389/2025

Other Training

• The Cullinan: The Making of the Digital Board (Class 5), Thailand Management Association (TMA)
• The Executive Program in Energy Literacy for a Sustainable Future (Class 19), Thailand Energy Academy
• Leadership Development Program II (LDP II), PTT Leadership and Learning Institute
• EP LEAD III Leadership Development Program, International Institute for Management Development
• Senior Executive Program by Sasin Graduate Institute of Business Administration of Chulalongkorn University

Vision in managing the Company's business

• Strengthen organizational resilience and ensure sustainable long-term growth in alignment with PTTEP’s sustainability framework, which is built upon three key pillars: High Performance Organization (HPO), Governance, Risk Management, and Compliance (GRC), and Sustainable Value Creation (SVC) while advancing toward Net Zero Greenhouse Gas Emissions target in 2050.
• Build organizational readiness to respond to an evolving business environment by emphasizing effective “Management of Change”, the adoption of Digital and AI technologies, cost competitiveness, and an operating model that enables PTTEP to perform as non-operating joint venture partner in more proactive manner.
• Place strong emphasis on people as valuable assets and a fundamental driver of PTTEP’s long-term growth. People serve as the foundation of innovation, organizational capabilities, and competitiveness. This will be achieved through systematic leadership development, transparent performance management and the cultivation of an appropriate organizational culture.

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

To embed the Governance, Risk Management, and Compliance (GRC) framework into the management mechanism and strategic decision-making processes, ensuring all the decisions are undertaken with sound governance, accountability to all stakeholders, and a comprehensive risk management that remains adaptive to evolving circumstances. This approach emphasizes strict adherence to applicable regulations, international standards, and the highest standards of business ethics. Through this integrated framework, PTTEP is well-positioned to create value for all stakeholders while contributing to the nation’s energy security, thereby supporting resilient and sustainable long-term growth.