| Working Experience (5-Year Past Experience) |
| October 1, 2021 - April 29, 2025 |
Director / Member of the Nomination and Remuneration Committee, IRPC Public Company Limited |
| October 1, 2021 - April 2025 |
Senior Executive Vice President, Project Engineering and Operational Excellence, PTT Public Company Limited |
| October 1, 2015 - September 30, 2021 |
Executive Vice President, Engineering and Project Management, PTT Public Company Limited |
| April, 2019 - November 22, 2021 |
Director, Energy Complex Company Limited |
| November 23, 2021 - August 16, 2024 |
Chairman, Energy Complex Company Limited |
| September, 2022 - September, 2024 |
Chairman, Global Multimodal Logistics Company Limited |