| Work Experiences |
| 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 |
| 1 Feb 2022 – 12 May 2024 |
Chief Operating Officer - Base and Intermediate Chemicals, PTT Global Chemical Public Company Limited |
| 1 Nov 2021 - 8 Nov 2023 |
Association Vice President, Community Partnership Association (CPA) or Puenchumchon |
| 5 Jan 2021 – 17 July 2024 |
Director, GC Maintenance and Engineering 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 |
| 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. |
| 2018 - 2019 |
Director, GC Ventures Company Limited |
| 28 Jul 2017 - 15 Oct 2020 |
Director, PTTGC International (Netherlands) B.V. |
| 1 May 2017 - 1 Oct 2019 |
Director & CEO, PTTGC International Private Limited |
| 16 Mar 2017 - 1 Oct 2020 |
Director, PTTGC America Corporation |
| 16 Mar 2017 - 1 Oct 2020 |
Director, PTTGC America LLC |
| 2017 - 2019 |
Executive Vice President - International Business Operations, PTT Global Chemical Public Company Limited appointed as Secondment to 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 |
| 28 Jul 2014 - 15 Oct 2020 |
Director, Vencorex Holding |