Board of Directors

Starting Date

• Chief Executive Officer: 1 October 2021
• Director: 1 October 2021
• Secretary to the Board: 1 January 2022

% of Shareholding

52,050 shares (0.00131%) / Spouse - None -

Family Relationship among Director and Executives

- None -

Education

• Honorary Doctorate Degree in Applied Geophysics, Chiang Mai University
• Master of Applied Science (Exploration Geophysics), University of New South Wales, Australia
• Bachelor of Science (Physics), Chiang Mai 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. 2021 – 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

• 2020 – 2021 President and acting as Executive Vice President, Production Asset Group, PTTEP
• 2020 – 2020 Executive Vice President, Production Asset Group, PTTEP
• 2016 – 2019 Executive Vice President, Strategy and Business Development Group, PTTEP
• 2016 – 2016 Senior Vice President, International Asset, PTTEP
• 2016 – 2016 Senior Vice President, attached to Production Asset and Operations Support Group, PTTEP
• 2015 – 2016 General Manager, PTTEP Australasia
• 2013 – 2014 Deputy CEO, PTTEP Australasia
• 2009 – 2013 General Manager, PTTEP Oman
• 2008 – 2008 General Manager, PTTEP Bahrain
• 2005 – 2009 General Manager, PTTEP Iran
• 2003 – 2005 Assistant Manager, International Business Development, PTTEP
• 2001 – 2003 Senior Geoscience Advisor, Jason Geosystems
• 1999 – 2001 Senior Project Geoscientist, Jason Geosystems Middle East
• 1998 – 1999 Project Geoscientist, Jason Geosystems Asia
• 1996 – 1997 Senior Geophysicist, PTTEP
• 1991 – 1995 Geophysicist, PTTEP

Training of Thai Institute of Directors Association

• Role of the Chairman Program (RCP) 60/2025
• Strategic Board Master Class (SBM) 12/2023
• Director Certification Program (DCP) 337/2023
• The Corporate Governance: Regulation and Disclosure Training

Other Training

• 31^st Annual Stanford Directors' College, Stanford Law School
• The Cullinan: The Making of the Digital Board (Class 4), the Digital Economy Promotion Agency and Thailand Management Association
• Capital Market Leadership Program (Class 31), Capital Market Academy
• Leadership Development Program III (LDP III), PTT Leadership and Learning Institute
• The Executive Program in Energy Literacy for a Sustainable Future (Class 11), 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

Vision in managing the Company's business

• Strengthen the petroleum exploration and production business to ensure national energy security and overcome challenges of Digital Disruption and Energy Transition by focusing on Environmental, Social and Governance (ESG).
• Become major natural gas producer in Southeast Asia, fully explore and rapidly develop new discovered fields to increase production and continuously grow Middle East joint venture portfolio.
• Drive Carbon Capture Utilization and Storage (CCUS) to reduce Green House Gas emission and lay foundation for Net Zero Carbon Emission target.
• Develop agile organization through digital transformation and knowledge management to make decision based on data, reduce unit cost, and adopt new culture for readiness to embrace changes for sustainable development, and become boundaryless organization.

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

Drive PTTEP for sustainable development, advocate good corporate governance, business risks management and compliance on financial and investment, be a transparent organization to build trust and maintain PTTEP reputation for all stakeholders.