คณะกรรมการบรรษัทภิบาลและการพัฒนาอย่างยั่งยืน
Ms. Duangjai Asawachintachit
Chairman of the Corporate Governance and Sustainable Development Committee

Age:
62 years
Date of appointment as Director:
October 26, 2024
Shareholding in WHAID (as of 31 December 2024):
- Held personally: None
- Held by spouse or minor children: None
Family Relationship with Other Directors and Executives:
- None
Education:
- Master of Business Administration, Indiana University, USA
- Bachelor of Arts, Faculty of Arts, Chulalongkorn University
Training program:
- Director Accreditation Program (DAP) Class 225/2024, Thai Institute of Directors
- Corporate Governance for Directors and Senior Executives of State Enterprises and Public Organizations (PDI), King Prajadhipok’s Institute
- Senior Managers in Government, Kennedy School of Government, Harvard University, USA
- The National Defense College Program, Thailand National Defense College
- Public Finance Executive Development Program, the Comptroller General's Department
Work Experience in the past 5 years
Director / Executive in other Listed Companies on The Stock Exchange of Thailand:
- Dec 2024 - Present Director, Union Plastic Public Company Limited
Organizations / Companies (Not Listed Companies):
- 2022 - Present Member of the Council of State
- 2022 - Mar 2025 Advisor to the National Innovation Board, National Innovation Agency
- 2022 - 2024 Executive Board Member, National Center for Genetic Engineering and Biotechnology
- 2017 - 2022 Secretary General, Office of the Board of Investment
- 2017 - 2022 Board Member, Thailand Institute of Scientific and Technological Research
- 2015 - 2022 Member, National Science and Technology Development Agency (NSTDA) Governing Board
Mrs. Punnee Worawuthichongsathit
Member of Corporate Governance and Sustainable Development Committee

Age:
72 years
Date of appointment as Director:
August 10, 2024
Shareholding in WHAID (as of 31 December 2024):
- Held personally: None
- Held by spouse or minor children: None
Family Relationship with Other Directors and Executives:
- None
Education:
- Master of Accounting, Chulalongkorn University
- Bachelor of Accounting, Chulalongkorn University
Training program:
- Sustainable Future: The Board as a Catalyst for value, Thai Institute of Directors
- Director Leadership Certification Program (DLCP) Class 7/2022, Thai Institute of Directors
- Driving Company Success with IT Governance (ITG) Class 4/2017, Thai Institute of Directors
- Ethical Leadership Program (ELP) Class 2/2015, Thai Institute of Directors
- Anti-Corruption the Practical Guide (ACPG) Class 10/2014, Thai Institute of Directors
- Anti-Corruption for Executive Program (ACEP) Class 10/2014, Thai Institute of Directors
- Role of the Nomination & Governance Committee (RNG) Class 1/2011, Thai Institute of Directors
- Role of the Chairman Program (RCP) Class 25/2011, Thai Institute of Directors
- Monitoring Fraud Risk Management (MFM) Class 1/2009, Thai Institute of Directors
- DCP Refresher Course Class 2/2009, Thai Institute of Directors
- Role of the Compensation Committee (RCC) Class 7/2008, Thai Institute of Directors
- Chartered Director Class (CDC) Class 7/2008, Thai Institute of Directors
- Monitoring the System of Internal Control and Risk Management (MIR) Class 2/2008, Thai Institute of Directors
- Monitoring the Internal Audit Function (MIA) Class 1/2007, Thai Institute of Directors
- Improving the Quality of Financial Reporting (MFR) Class 5/2007, Thai Institute of Directors
- Audit Committee Program (ACP) Class 2/2004, Thai Institute of Directors
- Director Accreditation Program (DAP) Class 2/2003, Thai Institute of Directors
- Director Certification Program (DCP) Class 38/2003, Thai Institute of Directors
- Certified Public Accountant (CPA), Federation of Accounting Professions under the Royal Patronage of His Majesty the King
- Certified Professional Internal Auditor (CPIA), The Institute of Internal Auditors of Thailand
- Qualified Internal Auditor (QIA), The Institute of Internal Auditors of Thailand under the Royal Patronage
- Certified Internal Auditor (CIA) The Institute of Internal Auditors (IIA) November 2000
Work Experience in the past 5 years
Director / Executive in other Listed Companies on The Stock Exchange of Thailand:
- 2016 - Present Independent Director and Audit Committee Member, Saha Pathana Inter-Holding Public Company Limited
- 2010 - Present Independent Director and Audit Committee Member, Thai Wacoal Public Company Limited
- 2004 - Present Independent Director, Audit Committee Member, Chairman of the Nomination Committee, and Chairman of the Remuneration Committee, Brooker Group Public Company Limited
- 2007 - 2023 Chairman of the Board, Independent Director, Mono Next Public Company Limited
- 2015 - August 2024 Independent Director, Audit Committee Member, and Chairman of the Corporate Governance and Sustainability Development Committee, WHA Utilities and Power Public Company Limited
Organizations / Companies (Not Listed Companies):
- 2024 - Present Advisor to the Minister of Finance
- 2023 - Present Chairman of the Subcommittee for Monitoring the Strategic Plan and Professional Development, Federation of Accounting Professions
- 2020 - Present Board Member of the Taxation Committee, Federation of Accounting Professions
- 2020 - Present Advisor of the Management Accounting Profession Committee, Federation of Accounting Professions
- 2020 - Present Advisor of the Branch Management Committee, Federation of Accounting Professions
- 2018 - Present Audit Committee member, Thai Investors Association
- 2017 - Present Audit Committee member, Chulabhorn Royal Academy
- 2016 - Present Chairman of Board of Directors, PW Consultants Company Limited
- 2015 - Present Audit Committee member, University of the Thai Chamber of Commerce
- 2013 - Present Audit Committee member, The Thai Chamber of Commerce and Board of Trade of Thailand
- 2017 - 2019 Advisor to the Accounting Profession Committee on Taxation, Subcommittee on the Development of a Single Accounting System, Federation of Accounting Professions under the Royal Patronage
Mr. Pajongwit Pongsivapai
Member of Corporate Governance and Sustainable Development Committee

Age:
56 years
Date of appointment as Director:
August 10, 2024
Shareholding in WHAID (as of 31 December 2024):
- Held personally: None
- Held by spouse or minor children: None
Family Relationship with Other Directors and Executives:
- None
Education:
- Master of Science in Chemical Engineering, Oregon State University, Corvallis, Oregon, U.S.A.
- Bachelor of Chemical Engineering, Chulalongkorn University
Training program:
- Director Accreditation Program (DAP) Class 205/2023, Thai Institute of Directors
- Subsidiary Governance Program (SGP) Class 3/2022, Thai Institute of Directors
- Executive Leadership Program Class 2023, Capital Market Academy
- TLCA Leadership Development Program (LDP) “Enhancing the Competitiveness of Thai Companies” Class 2/2014 organized by Thai Listed Companies Association (TLCA) and International Institute for Management Development (Switzerland)
- Advanced Certificate Course in Politics and Governance in Democratic Systems for Executives conducted by The College of Politics and Governance, King Prajadhipok’s Institute, 2014
- TLCA Executive Development Program (EDP), organized by Thai Listed Companies Association (TLCA), 2012
- General Management Program at CEDEP European Centre for Executive Development, INSEAD Fontainebleau, France, 2007
Work Experience in the past 5 years
Director / Executive in other Listed Companies on The Stock Exchange of Thailand:
- 2022 - August 2024 Director, WHA Utilities and Power Public Company Limited
- 2021 - August 2024 Executive Committee Member, WHA Utilities and Power Public Company Limited
- 2021 - August 2024 Executive Committee Member and Chief Operating Officer, WHA Corporation Public Company Limited
- 2020 - 2021 Chief Operating Officer, Global Power Synergy Public Company Limited
- 2020 Chief Executive Officer, Glow Energy Public Company Limited
Organizations / Companies (Not Listed Companies):
- Present Director, Subsidiaries Companies of WHA Corporation Public Company Limited (1 company)
- Present Director, Associated Companies of WHA Corporation Public Company Limited (1 company)
- Present Director, Subsidiaries Companies of WHA Industrial Development Public Company Limited (21 companies)
- Present Director, Associated Companies of WHA Industrial Development Public Company Limited (1 company)