Age: 58 Years Appointed: 1 October 2019 Mrs. Pilasphan Udomjarumanee Senior Vice President - Corporate Governance and Legal and Company Secretary Education/Training Master Degree of Business Administration (Finance), Royal Melbourne Institute of Technology, Melbourne, Australia Post Graduate Diploma Degree in Business Administration, Victoria University, Melbourne, Australia Bachelor of Arts (English), Silpakorn University Leadership Development Program (LDP 2), PLLI, INSEAD Supply Chain and Supply Sourcing, McKinsey Strategy Management Program, 2018, Fiscal Policy Research Institute Foundation, Ministry of Finance M&A Training for Senior Leadership, 2018, Institute for Merger, Acquisition & Alliance Leadership Development Program (LDP 2), 2015, Sasin Graduate Institute of Business Administration of Chulalongkorn University Anti-Corruption Practical Guide (ACPG), Class 64/2023, Board Nomination & Compensation Program (BNCP), Class 16/2023, Ethical Leadership (EPL), Class 27/2022, Company Secretary Refreshment Training Program (RFP), Class 4/2021, Subsidiary Governance, Business and Legal Issues for Directors and Executives, and Transformative Leadership for Global Enterprise 2022, Director’s Legal Liabilities, Ethical Leadership for new Era and High Performing Board & Board Effectiveness, 2021 (In-house Programs by GC), Board Reporting Program (BRP), Class 35/2020, Company Reporting Program (CRP), Class 26/2020, Company Secretary Program (CSP), Class 107/2020, Corporate Governance for Executives (CGE), Class 16/2020 and Director Certification Program (DCP), Class 287/2019, Thai Institute of Directors Association (IOD) Board Member/Management in Listed Company - The Stock Exchange of Thailand : 1 Senior Vice President - Corporate Governance and Legal and Company Secretary, PTT Global Chemical Public Company Limited Position in Other Organizations/Institutions : 1 Committee Member of Thai Company Secretary Club, Thai Listed Companies Association Work Experiences (5-year Past Experiences) 1 Sep 2016 - 30 Sep 2019 Vice President - Strategy and Planning Department, PTT Global Chemical Public Company Limited Shareholding : 18,400 Shares (0.000408%) As of 31 December 2023 Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None Age: 56 Years Appointed: 1 January 2024 Mr. Chatchawalit Dhammasaroj Senior Vice President - Internal Audit Education/Training Master of Business Administration, Chulalongkorn University Master of Science (Electrical Engineering), Virginia Polytechnic Institute and State University (VPI&SU) Bachelor of Science (Electrical Engineering), Virginia Polytechnic Institute and State University (VPI&SU) Advance People Management (APM) Class 43, Personnel Management Association of Thailand (PMAT) Advanced Certificate Course in Public Administration and Law for Executives, Class 14, King Prajadhipok’s Institute GC X INSEAD Global Leadership Acceleration Program, 2022 (G-LAP), (In-house Programs by GC), INSEAD Leadership Development Program (LDP 1/2016 and LDP 2/2017) (In-house Programs by GC), PacRim Group Advanced Audit Committee Program (AACP), Class 51/2024 and Director Certification Program (DCP), Class 265/2018, Thai Institute of Directors Association (IOD) Board Member/Management in Listed Company - The Stock Exchange of Thailand : 1 Senior Vice President - Internal Audit, PTT Global Chemical Public Company Limited Position in Other Organizations/Institutions : 1 Director and Treasurer, Vibul Aryuravej Foundation Work Experiences (5-year Past Experiences) 16 Jul 2022 - 31 Dec 2023 Vice President - HR Business Partner, PTT Global Chemical Public Company Limited 1 May 2021 - 15 Jul 2022 Vice President - HR Management, PTT Global Chemical Public Company Limited 16 Apr 2019 - 30 Apr 2021Vice President - HR Operation and Services, PTT Global Chemical Public Company Limited Shareholding : 100,021 Shares (0.002218%) As of 1 January 2024 Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None 384
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