Age: 58 Years Appointed: 1 February 2022 Mr. Toasaporn Boonyapipat Chief Operating Officer - Base and Intermediate Chemicals Education/Training Master of Business Administration, Burapha University Bachelor of Engineering (Mechanical) (Second-Class Honors), Chiang Mai University The Executive Program in Energy Literacy for a Sustainable Future, Class 19, Thailand Energy Academy (TEA) ASEAN Executive Program (AEP), General Electric Crotonville, U.S.A. PTTCHEM Leadership Development Program, TBS/IMBA, Thammasat University, 2010 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), Role of the Chairman Program (RCP), Class 47/2021 and Director Certification Program (DCP), Class 197/2014, Thai Institute of Directors Association (IOD) Board Member/Management in Listed Company - The Stock Exchange of Thailand : 1 Chief Operating Officer - Base and Intermediate Chemicals, PTT Global Chemical Public Company Limited Board Member/Management in Non-Listed Company - The Stock Exchange of Thailand : 3 Vice Chairman of the Board of Directors, AGC Vinythai Public Company Limited Director, Thai Tank Terminal Limited Director, GC Maintenance and Engineering Company Limited Position in Other Organizations/Institutions : 1 Association President, Community Partnership Association (CPA) or Puenchumchon Work Experiences (5-year Past Experiences) 1 Nov 2021 - 8 Nov 2023 Association Vice President, Community Partnership Association (CPA) or Puenchumchon 28 Feb 2022 - 31 Mar 2023 Chairman, GC Oxirane Company Limited 21 Feb 2022 - 31 Mar 2023 Chairman, PTT Phenol Company Limited 23 Feb 2022 - 25 Aug 2022 Chairman, GC Glycol Company Limited 5 Jan 2021 - 16 Feb 2022 Chairman, GC Estate Company Limited 1 Jan 2021 - 31 Jan 2022 Senior Executive Vice President - Upstream Petrochemical Business, PTT Global Chemical Public Company Limited 1 Jan 2021 - 1 Aug 2021 Director, Global Power Synergy Public Company Limited 2019 - 2020 Executive Vice President reporting to Chief Executive Officer, PTT Global Chemical Public Company Limited appointed as Secondment to PTTGC America LLC 28 Jul 2017 - 15 Oct 2020 Director, PTTGC International (Netherlands) B.V. 28 Jul 2014 - 15 Oct 2020 Director, Vencorex Holding 16 Mar 2017 - 1 Oct 2020 Director, PTTGC America Corporation 16 Mar 2017 - 1 Oct 2020 Director, PTTGC America LLC 6 Dec 2016 - 1 Oct 2020 Director, Emery Oleochemicals (M) Sdn. Bhd. 6 Dec 2016 - 1 Oct 2020 Director, Emery Specialty Chemicals Sdn. Bhd. 16 Jan 2016 - 1 Oct 2020 President & CEO, PTTGC America LLC 2018 - 2019 Director, GC Ventures Company Limited 14 Dec 2018 - 1 Oct 2019 Director, NatureWorks LLC 13 Dec 2018 - 1 Oct 2019 Director, GC International Corporation, formerly known as PTTGC International (U.S.A.) Inc. Shareholding: None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None 374
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