Mr. Sakesiri Piyavej Senior Vice President - Quality, Safety, Occupational Health and Environment Age : 55 Appointed : January 1st, 2022 Education/Training • Master of Public Administration (Honor Class), The National Institute of Development Administration (NIDA) • Bachelor of Engineering (Electrical Engineering), Chulalongkorn University • Bachelor of Safety Science, Rajabhat Rajanagarindra University Board member/Management in Listed Company – The Stock Exchange of Thailand : 1 • Senior Vice President - Quality, Safety, Occupational Health and Environment, PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company – The Stock Exchange of Thailand : None Work Experiences (5-years past experiences) Oct 2018 - Dec 2021 Vice President – Technical Safety and PSM, PTT Global Chemical Public Company Limited Jan 2016 - Sep 2018 Vice President – Technical and Enhance SHE, PTT Global Chemical Public Company Limited Shareholding : 10,000 Shares; Spouse 1,000 Shares (0.000244%) As of 31 December, 2021 Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None Mr. Kamel Ramdani Senior Vice President - Science and Innovation and Acting Senior Vice President of Long Term Innovation and Corporate Venture Capital Age : 50 Appointed : December 1st, 2021 Education/Training • Doctor of Philosophy (Ph.D.) in Chemical Engineering, French Institute of Petroleum & French National Research Center, Lyon, France • Master of Business Administration (Wharton School Philadelphia), U.S.A. • Master of Science (Chemistry and Catalysis), University Pierre & Marie Curie, Paris VI, France • Bachelor of Engineering (Chemical Engineering), University Claude Bernard, Lyon, France Board member/Management in Listed Company - The Stock Exchange of Thailand : 1 • Senior Vice President – Science and Innovation and Acting Senior Vice President of Long Term Innovation and Corporate Venture Capital, PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company - The Stock Exchange of Thailand : 3 • Director, GC Ventures Company Limited • Director, GC Ventures America Corporation • Director, Vencorex Holding Work Experiences (5-years Past Experiences) 2013 - 2021 Senior Vice President, Research & Innovation – Global Technology VP Solvay Group, Global Business Unit Novecare, Princeton, New Jersey, U.S.A. Shareholding : None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None 373 BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX
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