Corporate Secretary

Roles and Responsibility

In compliance with the corporate governance code of listed companies and the requirements of the SEC act, the OR Board of Directors has appointed a Corporate Secretary who is responsible for preparing and filing documents, including a director registration roster, Meeting Invitation Letter, Board meeting notices and minutes, annual report, AGM meeting notices and minutes, filing reports of directors’ and management’s vested interests, proceeding with the requirements of the Capital Market Supervisory Board, and organizing Board meetings and activities for their efficient and effective performance of duties in the best interests of OR. To this end, the Board appointed Miss Noppawan Phuycharoen, Vice President, Office of Chief Executive Officer and Corporate Secretary, to this additional position with effect from November 1, 2025.

Profile

MISS NOPPAWAN PHUYCHAROEN

Age: 51

Education:

Bachelor of Accountancy (Accounting), Chiang Mai University
Master of Science (Information Technology in Business), Chulalongkorn University

Training

2025 | Company Secretary Program (CSP 162/2025) by Thai Institute of Directors (IOD)
2025 | Executive Energy Program (EEP) 10/2025 by The Institute of Industrial Energy
2022 | Advanced Management Program 2 – Business Management, PTT Leadership and Learning Institute
2022 | Corporate Governance for Executives (CGE), PTT Leadership and Learning Institute
2022 | Advance Business Development, PTT Leadership and Learning Institute
2022 | Advanced Management Program 2 – People Management, PTT Leadership and Learning Institute
2021 | Leadership Development Program 1, PTT Leadership and Learning Institute
2019 | Strategic Management for Petroleum Industry (for Next Leaders) by Japan Cooperation Center Petroleum (JCCP)
2017 | Corporate Governance for Executive (CGE) Batch 1/2017, PTT Leadership and Learning Institute
2016 | Management Development Program – Business Management, PTT Leadership and Learning Institute

Career

Current | Vice President, Office of Chief Executive Officer and Corporate Secretary, PTT Oil and Retail Business Public Company Limited
2020 – 31 October 2025 | Vice President, Downstream Business Group Strategy and Planning Department, PTT Public Company Limited
2018 – 2020 | Manager, PTT Public Company Limited, Secondment at IRPC Public company Limited
2014 – 2018 | Manager, Oil Petrochemicals and Refining Subsidiary Management Department, PTT Public Company Limited
2010 – 2014 | Senior Analyst, Petrochemicals Subsidiary Management Department, PTT Public Company Limited
2005 – 2010 | Analyst, Refining Subsidiary Management Department, PTT Public Company Limited
2001 – 2005 | Accountant, E-Business Project, PTT Public Company Limited
1999 – 2001 | Accountant, Petroleum Authority of Thailand