Percentage of Shareholding

• None

Relationship with Management

• None

Highest Education

• Master of Accountancy, Chulalongkorn University

• Bachelor of Accountancy, Chiang Mai University

Governance Training and Other Training/Seminars

• Capital Market Leadership Program, Class 30, Capital Market Academy (2020)

• The Executive Program in Energy Literacy for a Sustainable Future, Class 14, Thailand Energy Academy (2019)

• Director Certification Program (DCP), Class 255/2018, Thai Institute of Directors (IOD) (2018)

• CFO Focus on Financial Reporting (CFO 0023), Federation of Accounting Professions and the Securities and Exchange Commission, Thailand (2017)

• Public-Private Partnerships for Executive Program, Class 1, Institute of Research and Development for Public Enterprises (2016)

• Senior Executive Program (SEP), Class 26, Sasin Graduate Institute of Business Administration of Chulalongkorn University (2012)

• Certified Investment and Securities Analyst (CISA No. 0027), the Securities Analysts Association (1996)

Experience

• Apr 2023 – Present :

Director, Thaicom Public Company Limited

Positions in Other Listed Companies

• 2025 – Present :

Executive Officer, Gulf Development Public Company Limited

• 2021 – Present :

Director, Intouch Holdings Public Company Limited

Positions in Other Non-listed Companies

• 2024 – Present :

Director, Gulf Edge Services Company Limited

• 2024 – Present :

Director, Gulf Edge Company Limited

Past Experiences

• 2024 – 2025 :

Executive Officer, Gulf Energy Development Public Company Limited

• 2023 – 2025 :

Member of the Nomination and Compensation Committee, Thaicom Public Company Limited

• 2019 – 2024 :

Chief Corporate Planning Officer, Gulf Energy Development Public Company Limited

• 2022 – 2023 :

Director, Gulf Ventures Company Limited

• 2020 – 2023 :

Director, Gulf LNG Company Limited

• 2020 – 2023 :

Director, Hin Kong Power Holding Company Limited

• 2022 – 2022 :

Director, Gulf International Investment Limited

• 2020 – 2022 :

Director, Hin Kong Power Company Limited

• 2020 – 2021 :

Director, WHA Eastern Seaboard NGD4 Company Limited

• 2020 – 2021 :

Director, WHA Eastern Seaboard NGD2 Company Limited

• 2020 – 2021 :

Director, Gulf WHA MT Natural Gas Distribution Company Limited

• 2020 – 2021 :

Director, Gulf MTP LNG Terminal Company Limited

• 2020 – 2021 :

Director, Gulf International Investment (Hong Kong) Limited

• 2020 – 2021 :

Director, Kolpos Pte. Ltd.

• 2018 – 2021 :

Director, Gulf Energy Mauritius Company Limited

• 2018 – 2021 :

Director, Gulf Energy International Company Limited

• 2020 – 2020 :

Director, Gulf International Holding Pte. Ltd.

• 2019 – 2020 :

Director, Gulf Energy (Vietnam) Limited Liability Company

• 2019 – 2020 :

Director, TTC Green Energy Investment Joint Stock Company

• 2019 – 2020 :

Director, TTC Energy Development Investment Joint Stock Company

• 2019 – 2020 :

Director, Mekong Wind Power Joint Stock Company

• 2018 – 2020 :

Director, Independent Power Development Company Limited

• 2008 – 2020 :

Director, Blue One Company Limited