Education

• Bachelor of Engineering (Civil Engineering), Carnegie Mellon University, U.S.A.
• Master of Engineering (Civil and Environmental Engineering), Massachusetts Institute of Technology, U.S.A.
• Master of Arts, Economic Law, Chulalongkorn University
• Master of Business Administration, Sloan School of Management, Massachusetts Institute of Technology, U.S.A.

Training Record with Thai Institute of Directors (IOD)

• Director Certification Program (DCP), Class 225/2016

Other Training Record

• The Executive Program in Energy Literacy for a Sustainable Future (Class 16), Thailand Energy Academy (TEA)
• Diploma, National Defence College, The National Defence Course (Class 67), National Defence College of Thailand
• Executive Program in Capital Market Academy Leadership Program (Class 29), Capital Market Academy (CMA)
• Executive Program in good governance for Sustainable Development (Class 1), Office of the Public Sector Development Commission (OPDC)
• The Young Executive Program in Energy Literacy for a Sustainable Future (YTEA) (Class 1), Thailand Energy Academy (TEA)

Current Position in Other Organizations

Listed Company-The Stock Exchange of Thailand

2 Organizations :

• Senior Executive Vice President, PTT Public Company Limited
• Director/ Member of the Risk Management Committee/ Chief Executive Officer and President, Thai Oil Public Company Limited

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

3 Organizations :

• Board of Commissioners, PT Chandra Asri Pacific Tbk
• Board of Directors, the Federation of Thai Industries
• Executive Board, International Chamber of Commerce (ICC)

Shareholding in GPSC (including spouse and minor)

• 27,638 shares

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