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Dr. Tanan Chub-uppakarn
Member of the Nomination, Remuneration, Corporate Governance and Sustainability Committee
Chairman of the Risk Management and Investment Committee
Independent director
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Mr. Thongchai Chotkajornkiat
Member of Audit Committee
Member of Risk Management and Investment Committee
Independent Director
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Mr. Pongnarin Wanasuwanakul
Chairman of the Executive Committee
Member of the Risk Management and Investment Committee
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Mr. Pongnarate Wanasuwankul
Member of the Executive Committee
Member of the Risk Management and Investment Committee

Dr. Tanan Chub-uppakarn

Member of the Nomination, Remuneration, Corporate Governance and Sustainability Committee
Chairman of the Risk Management and Investment Committee
Independent director
Educational :
  • Doctor of philosophy : Doctor of Engineering, Chulalongkorn University
  • Master’s Degree : Master of Engineering Asian Institute of Technology
  • Bachelor’s Degree : Master of Engineering, Prince of Songkla University
Training history of the Thai Institute of Directors Association (IOD):
  • Director Accreditation Program (DAP) Class 156/2019
  • Subsidiary Governance Program (SGP) Class 10/2024
  • ESG in the Boardroom: A practical Guide for Board (ESG) Class 6/2024
Directorship in other juristic persons/Work Experience
  • Faculty | Prince of Songkla University
  • Director | Purmtharnpattankit Limited Partnership

Mr. Thongchai Chotkajornkiat

Member of Audit Committee
Member of Risk Management and Investment Committee
Independent Director
Educational :
  • Master’s Degree : Master of Business Administration, Thammasat University
  • Bachelor’s Degree : Bachelor of Business Administration (Accounting), Thammasat University
Training history of the Thai Institute of Directors Association (IOD):
  • Director Certification Program (DCP) Class 102/2008
Directorship in other juristic persons/Work Experience
  • EVP-Corporate Management | Electricity Generating PCL

Mr. Pongnarin Wanasuwanakul

Chairman of the Executive Committee
Member of the Risk Management and Investment Committee
Educational :
  • Master’s degree : Master of Engineering Management, RMIT University, Australia
  • Bachelor’s Degree : Bachelor of Engineering, Prince of Songkla University
Training history of the Thai Institute of Directors Association (IOD) :
  • Director Accreditation Program (DAP) Class 156/2019
  • ESG in the Boardroom: A practical Guide for Board (ESG) Class 10/2025
Directorship in other juristic persons/Work Experience
  • Director | Tha Chang Industries Group
  • Director | PPP Green Complex Company Limited
  • Director | PPP Biogas Company Limited

Mr. Pongnarate Wanasuwankul

Member of the Executive Committee
Member of the Risk Management and Investment Committee
Educational :
  • Master’s degree : Master of Engineering, Asian Institute of Technology (Thai Government Scholarship)
  • Bachelor’s Degree : Bachelor of Engineering (Second-class honors), King Mongkut's Institute of Technology Ladkrabang
Training history of the Thai Institute of Directors Association (IOD):
  • Director Accreditation Program (DAP) Class 156/2019
  • ESG in the Boardroom: A practical Guide for Board (ESG) Class 10/2025
Directorship in other juristic persons/Work Experience
  • Director | Tha Chang Industries Group
  • Director | PPP Green Complex Company Limited
  • Director | PPP Biogas Company Limited