Education

• Bachelor of Engineering (Civil Engineering), Chulalongkorn University
• Master of Engineering (Civil Engineering), University of Tokyo
• Doctor of Engineering (Civil Engineering), University of Tokyo

Training Record with Thai Institute of Directors (IOD)

• Director Certification Program (DCP 269/2019)
• Financial Statements for Director (FSD 32/2019)
• Director Leadership Certification Program (DLCP 2/2021)
• Role of the Chairman Program (RCP 53/2023)
• The Board’s Role in Mergers and Acquisitions (BMA 12/2025)
• Strategic Board Master Class (SBM 16/2025)

Other Training Record

• The Executive Program in Energy Literacy for a Sustainable Future, Class 10, Thailand Energy Academy
• Special Lecture by Dr. Prinya Hom-Anek, Special Consultant to National Cyber Security Committee: “Cybersecurity in the Boardroom”
• IOD National Director Conference 2021: “Leadership Behind Closed Door”
• STS Expert Session 2021:
  - “Business Transformation and Innovation” by The Siam Cement Plc (SCG)
  - “How H & R as a specialty marketer and refiner with primarily Group I refinery technology is planning to adapt to the changing refinery landscape” by Hansen and Rosenthal Group (H & R Group)
• Trade and Development Regional Forum 2021: “Recharging Asia: Inclusive Growth and Sustainable Development amidst Post Pandemic World”
• Conference Call on Q4/2021 Outlook: “Navigating a Vulnerable Recovery” by Standard Chartered Bank (Thai) Plc
• Director’s Briefing No.14/2021: “The Choices of Dispute Resolution in the time of COVID-19” by IOD and Thailand Arbitration Center
• 2021 PTIT Special Lecture by Khunying Thongtip Ratanarat: "Thailand’s Destiny in the Next 30 Years; Must Have A “New Think Through” to Propel the Country’s Economy Forward"
• Capital Market Academy Leader Program, Class 32, Capital Market Academy
• IOD National Director Conference 2022: “Wisdom for Future: Harmonizing the diverse boards”
• IOD Chairman Forum No. 1/2022: “Charing the Unknown Future”
• IOD Chairman Forum No. 1/2023: “Leadership Amidst Volatility and Distrust”

Current Position in Other Organizations

Listed Company-The Stock Exchange of Thailand

• None

Other Organizations / Companies (Not Listed in the Stock Exchange of Thailand)

4 Organizations :

• Expert Council Member, Office of the National Economic and Social Development Council, Office of the Prime Minister
• Professor, Department of Civil Engineering, Faculty of Engineering, Chulalongkorn University
• Member of the 6^th Administrative Board, Thai Health Promotion Foundation (Thai Health)
• Member of the Academic Subcommittee, Institute for the Promotion of Occupational Safety, Health and Work Environment

Shareholding in GPSC (including spouse and minor)

• None

Qualified According to Related Laws and Does Not Have Prohibited Qualifications

• Qualified

Family Relation with other Directors, Executives, Major Shareholders of GPSC and its Subsidiaries

• None