Board of Directors

Nationality: Thai

Age: 69 years

First appointment date: 25 February 2016

Tenure (as of 31 December 2023) : 7 years 10 months

Education

• Doctorate Degree in Public Law, Université de Paris X (Nanterre) (mention très bien)
• D.E.A. public Law, Universite de Paris X (Nanterre) (mention bien)
• D.S.U. Administrative Law, Universite de Paris II
• Barrister At Law, The Thai Bar Under The Royal Patronage
• Bachelor of Law, Chulalongkorn University (First Class Honor)
• D.B.A., Buddhist Studies, Business Administration, Mahachulalongkornrajavidyalaya University
• D.B.A., Law, College of Asian Scholars
• D.B.A., Law, Chulalongkorn University
• D.B.A., Political science, Government
• D.B.A., Political science, Sukhothai Thammathirat Open University

Training

Thai Institute of Directors Association (IOD)

• Director Accreditation Program (DAP), (2004)

Other

• Diploma in National Defense College The State, Private sector and Political sector course, class 4111, National Defense College
• Certificate of Senior Executives course, class 8, Capital Market Academy
• Certificate of Senior Executives on Justice Administration, Class 15, Office of the Judicial Training Institute
• Jurisprudence on democracy Program, class 4, Institute of Constitution Studies
• The Executive Program in Energy Literacy for a Sustainable Future Class 9

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 1,336,000 shares or equivalent to 0.11%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 72 years

First appointment date: 19 March 2002

Tenure (as of 31 December 2023): 21 years 9 months

Education

• D.B.A., Public Administration, Suan Sunandha Rajabhat University
• D.B.A., Business Administration, Chiangrai Rajabhat University
• Bachelor of Science Marine Transport, Philippines Maritime Institute

Training

Thai Institute of Directors Association (IOD)

• Director Certification Program (DCP) Class 151/2011

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 133,709,800 shares or equivalent to 10.78%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• Older brother of Mr. Dhananant Leungsuwan, Ms. Pensri Leungsuwan, Ms. Pimkarn Leungsuwan and father of Mr. Pongthep Leungsuwan

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 70 years

First appointment date: 13 September 2011

Tenure (as of 31 December 2023): 12 years 3 months

Education

• Barrister-at-Law, Institute of Legal Education, Thai Bar Association
• Bachelor Degree in Laws, Ramkhamhaeng University

Training

Thai Institute of Directors Association (IOD)

• Family Business Governance (FBG) Class 12/2018
• Anti-Corruption : The practical Guide (ACPG) Class 14/2014
• Financial Statements for Directors (FSD) Class 21/2013
• Director Accreditation Program (DAP) Class 90/2011
• Director Certification Program (DCP) Class 151/2011

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 19,397,200 shares or equivalent to 1.56%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• Younger brother of Dr. Theparak Leungsuwan and Older brother of
  Ms. Pensri Leungsuwan and Ms. Pimkarn Leungsuwan

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 68 years

First appointment date: 19 March 2002

Tenure (as of 31 December 2023): 21 years 9 months

Education

• E.D.A. (Management), Bangkok Business College

Training

Thai Institute of Directors Association (IOD)

• Director Accreditation Program (DAP) Class 92/2011

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 19,250,200 shares or equivalent to 1.55%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• Younger sister of Dr. Theparak Leungsuwan, Mr. Dhananant Leungsuwan and older sister of Ms. Pimkarn Leungsuwan

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 63 years

First appointment date: 19 March 2002

Tenure (as of 31 December 2023): 21 years 9 months

Education

• M.B.A. (Executive), Sasin Graduate Institute of Business Administration, Chulalongkorn University
• B.B.A., Marketing, Ramkamhaeng University
• Bachelor of Science, Nursing and Midwiffery, Mahidol University

Training

Thai Institute of Directors Association (IOD)

• Anti-Corruption : The practical Guide (ACPG), Class 25/2016
• Audit Committee Program (ACP), Class 37/2011
• Director Certification Program (DCP), Class 136/2010

Other

• The Executive Program in Energy Literacy class 13/2019
• Strategic CFO in Capital Markets Class 3/2016, The Stock Exchange of Thailand
• Intermediate Certificate Courses in Good Governance for Executives Level Class 3/2014, King Prajadhipok’s Institute
• National Defence Course in private sector (2012), National Defence College
• Top executive program in commerce and trade: TEPCOT, class 5/2012 (Commerce Academy)
• Capital market academy course Class 10/2010, Capital Market Academy

Training and continuously develop the knowledge in accounting as Notification of the Capital Market Supervisory Board, Tor Jor.39/2016 and TorJor. 3/2556

• Economic update for CFO 2nd half year, TLCA CFO no.7/2023 (CPD 2.00 hours)
• What is the future of the CFO role?, TLCA CFO no. 6/2023 (CPD 2.00 hours)
• Economic update for CFO, TLCA CFO no.1/2023 (CPD 2.00 hours)

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 19,450,200 shares or equivalent to 1.57%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• Younger sister of Dr. Theparak Leungsuwan, Mr. Dhananant Leungsuwan and Ms. Pensri Leungsuwan

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 62 years

First appointment date: 23 August 2016

Tenure (as of 31 December 2023): 7 year 4 months

Education

• Doctor, Communication Management Program, Suan Dusit University
• Master degree of Science Technical Education in Industrial Business, King Mongkut ’s Institute of Technology North Bangkok
• Highest Certificate of Auditing, Thammasart University
• Certified Public Accountant No. 3733
• Bachelor of Accounting, Thammasart University

Training

Thai Institute of Directors Association (IOD)

2023

• Director Leadership Certification Program Class 10/2023 (DLCP)

2022

• Chairman Forum 2022 “Chairing The Unknown Future“

2020

• Strategic Board Master Class 8/2020 (SBM)

2019

• Ethical Leadership Program Class 16/2019 (ELP)

2017

• Strategic Board Master Class 1/2017 (SBM)

2013

• Successful Formulation and Execution of Strategy Class 17/2013 (SFE)

2008

• Role of the Chairman Program Class 18/2008 (RCP)
• Monitoring the Internal Audit Function Class 2/2008 (MIA)
• Monitoring the System of Internal Control and Risk Management Class 3/2008 (MIR)
• Chartered Director Class, Class 3/2008 (CDC)

2007

• Quality of Financial Reporting Class 5/2007 (QFR)

2005

• Director Diploma Examination 18/2005 (Fellow Member)
• Audit Committee Program Class 5/2005 (ACP)
• Director Certification Program Class 53/2005 (DCP)

2004

• Director Accreditation Program Class 28/2004 (DAP)

Other

• Leadership program, Trading and Commerce, TEPCOT 7/2014
• Certificate of The Executive Program in Energy Literacy for a Sustainable Future, Thailand Energy Academy (TEA), Class 4 2014
• National Defence Course in private sector (2011), National Defence College
• Capital market academy course Class 11/2010, Capital Market Academy
• Politics and Governance in Democratic-Systems for Executive Class 10/2007, King Prajadhipok’s Institute

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 73 years

First appointment date: 13 September 2011

Tenure (as of 31 December 2023): 12 years 3 months

Education

• Doctor of Public Administration, Bangkokthonburi University
• Master of Science (HRD), University of Manchester, United Kingdom
• Bachelor of Education, Chulalongkorn University

Training

Thai Institute of Directors Association (IOD)

• Audit Committee Program (ACP) Class 37/2011
• Successful Formulation & Execution of Strategy Program (SFE) Class 12/2011
• Director Certification Program (DCP) Class 136/2010

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 69 years

First appointment date: 6 August 2014

Tenure (as of 31 December 2023): 9 years 4 months

Education

• Master of Management, Sasin Graduate Institute of Business Administration of Chulalongkorn University
• Bachelor of Engineering, Chulalongkorn University

Training

Thai Institute of Directors Association (IOD)

• Director Accreditation Program (DAP) Class 113/2014

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of (31 December 2023)

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

• None

Companies/Other entities

• None

Past Professional Experience

Nationality: Thai

Age: 68 years

First appointment date: 19 April 2024

Tenure (as of 31 December 2023): 0 years 0 months

Education

• Master of Administration (Finance) Scranton University, USA
• Bachelor degree of Engineering (Industry) Chulalongkorn University

Training

Thai Institute of Directors Association (IOD)

• Director Accreditation Program (DAP) Class 34/2005
• Director Certification Program (DCP) Class 58/2005

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

Companies/Other entities

Past Professional Experience

Nationality: Thai

Age: 58 years

First appointment date: 23 February 2022

Tenure (as of 31 December 2023): 0 years 10 months

Education

• Master of Science Computer, Rungsit University
• Bachelor of Arts Major of newspaper, Chulalongkorn University

Training

Thai Institute of Directors Association (IOD)

• Director Accreditation Program (DAP) Class 172/2020

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

Companies/Other entities

None

Past Professional Experience

Nationality: Thai

Age: 42 years

First appointment date: 12 November 2014

Tenure (as of 31 December 2023): 9 years 1 month

Education

• Doctor of Juridical Science of Laws (J.S.D.), University of California, Berkeley, School of Law, U.S.A.
• Master of Laws (LL.M.), University of California, Berkeley, School of Law, U.S.A.
• Barrister-at-Law, Institute of Legal Education, Thai Bar Association
• Bachelor of Laws (LL.B.) (Honors), Chulalongkorn University

Training

Thai Institute of Directors Association (IOD)

• Role of Chairman Program (RCP), class 42 / 2018
• Corporate Governance for Executives (CGE), Class 6/2016
• Advanced Audit Committee Program (AACP), Class 22/2016
• Director Accreditation Program (DAP), Class 116/2015
• Corporate Governance for Capital Market Intermediaries (CGI), Class 8/2015

Other

• Certificate of Rule of law for democracy (Nor.Tor.Por.) Class 7, College of the Constitutional Court
• Certificate of Administrative Justice Administration,(Bor.Yor.Sor.) Class 16, Office of the Judicial Training Institute
• Certificate of senior management of Administrative justice (Nor.Yor.Por.), Class 6, Office of Administrative Court
• Certificate of New Era Leadership in the Democratic Systems, Class 1 King Prajadhipok’s Institute
• Diploma of Advocacy and Lawyer License, Lawyers Council of Thailand

Percent of shares held in the Company including the number of shares held by spouse and minor children, as of 31 December 2023

• 0 shares or equivalent to 0.00%

Legal offense record in the past 10 years¹

• None

Family Relations among directors and management

• None

Experience

Other present positions

Listed Companies

Companies/Other entities

Past Professional Experience