Corporate Governance and Sustainability Committee

Nationality

Age

Appointment Date

Number of Share

• 3.57% (28,964,000 shares)
• (As of December 31, 2025 / no share held by a spouse and underage child)

Family Relationships among Directors/ Executives/ Major Shareholders

• Younger brother of Mr. Anant Tangtongwechakit, Mrs. Wanphen Punyaniran, Mrs.Jirawan Pongpichitkul, Miss Chittima Tangtrongwechakit, Mr. Sarit Tangtrongwechakij

Forbidden Qualifications

• Never dishonestly committed an offence against property and never entered into any transaction which may cause conflict of interest against the Company, including no cases of wrongdoing due to ethical issues during the previous year.

Education & Training Background

• Bachelor of Business Administration (Marketing), University of the Thai Chamber of Commerce
• Master of Business Administration (Management), Bellevue University, USA
• Director Accreditation Program (DAP) Class 98/2012, Thai Institute of Directors (IOD)
• Risk Management Program for Corporate Leaders (RCL) Class 4/2016, Thai Institute of Directors (IOD)
• Director Certification Program (DCP) Class 246/2017, Thai Institute of Directors (IOD)
• Board Nomination & Compensation Program (BNCP) 3/2018 Thai Institute of Directors (IOD)
• Professional Strategic Management and Professional business management for executive by Dr. Tanai Charinsarn

Work Experience Past 5 Years - Present

Position in the Company & Subsidiaries: 9 Companies

• 2004 - Present
  • Director
  • Executive Committee Member
  • Chairman of Risk Management Committee
  • Nomination and Compensation Committee Member
  • Corporate Governance and Sustainability Committee Member
  • Senior Deputy Chief Executive Officer and Senior Deputy Managing Director
  • Deputy Chief Executive Officer of Sugar Production, Energy Business
  Buriram Sugar Public Company Limited
• 2024 - Present
  • Chairman of the Board of Directors
  • Managing Director
  Buriram Energy Co., Ltd.
• 2024 - Present
  • Chairman of the Board of Directors
  • Managing Director
  Buriram Sugar Factory Co., Ltd.
• 2011 - Present
  • Director
  Key Brand Fertilizer Co., Ltd.
• 2024 - Present
  • Chairman of the Board of Directors
  • Managing Director
  Buriram Power Co., Ltd.
• 2024 - Present
  • Chairman of the Board of Directors
  • Managing Director
  Buriram Power Plus Co., Ltd.
• 2015 - Present
  • Director
  Buriram Sugar Capital Co., Ltd.
• 2018 - Present
  • Director
  Sugarcane Ecoware Co., Ltd.
• 2019 - Present
  • Director
  BRR Logistics Management Co., Ltd.

Position in Listed Companies

• - None -

Position in Other Limited Companies/ Organizations: 1 Company and 1 Organization

• 2014 - Present
  • Vice Chairman of Board of Directors
  The Federation of Buriram Industries

• 2012 - Present
  • Director
  Buriram Capital Co., Ltd.

Position in Competition/ Related to Businesses of the Company

• - None -