Corporate Governance

ASSOCIATE PROFESSOR KALYAPORN PAN-MA-RERNG

Position :
Independent Director, Chairman of the Audit Committee, Nomination and Remuneration Committee,

Age : 71 years

Family Relationships among Directors/ Executives : None

Education :

• Master of Business Administration, National Institute of Development Administration (NIDA)
• Bachelor of Accounting, Bangkok University

Director Training :

• Certificate Visiting Colleague Program, University of Hawaii at Manao, USA
• Certificate Advanced Higher Education Management (Class 8), Ministry of University Affairs
• Director Accreditation Program (DAP) class 28/2004 Thai Institute of Director
• Audit Committee Program (ACP) class 13/2006 Thai Institute of Director

Important Positions :

• Certificate Visiting Colleague Program, University of Hawaii at Manao, USA
• Certificate Advanced Higher Education Management (Class 8), Ministry of University Affairs
• Director Accreditation Program (DAP) class 28/2004 Thai Institute of Director
• Audit Committee Program (ACP) class 13/2006 Thai Institute of Director

Shareholding in the Company as of 31 December 2023 :  None

MR. KANAWATH ARAN

Position :
Independent Director, Audit Committee, Nomination and Remuneration Committee

Date of Appointment : 23 Oct 2013

Age :  57 years

Family Relationships among Directors/ Executives : None

Education :

• Master of Laws Degrees in Business Law, Ramkhamhaeng University
• Master of Business Administration, Sripatum University
• Bachelor of Laws, Ramkhamhaeng University
• Graduate Diploma Program in Business Law, Ramkhamhaeng University
• Certificate program in Accounting and Taxation, The Central Tax Court

Director Training :

• Director Accreditation Program (DAP) class 78/2009, Thai Institute of Directors

Important Positions :

• Manager, Lawyer and Legal Advisor K & Partner Law Office
• Director, Managing Director K & Partner Co., Ltd.
• Director Chow Steel Industries PCL
• Independent Director, Audit Committee Sonic Interfreight PCL
• Independent Director, Audit Committee Triple T Consult Co., Ltd.

Shareholding in the Company as of 31 December 2023 :  None

ASST. PROF. CHONLATHIS EIAMWORAWUTTHIKUL, PH.D., P.E.

Position :
Independent Director, Audit Committee

Date of Appointment : 23 Oct 2013

Age : 55 years

Family Relationships among Directors/ Executives : None

Education :

• Ph.D. (Mechanical Engineering), North Carolina State University, USA
• Master Degree of Engineering (Mechanical Engineering), Southern Illinois University, USA
• Bachelor of Engineering, Chulalongkorn University

Director Training :

• Director Accreditation Program (DAP) class 107/2014, Thai Institute of Directors

Important Positions :

• Dean of Faculty of Engineering Sripatum University
• Expert Committee in the Patent Committee, Department of Intellectual Property, Ministry of Commerce
• Energy Management Auditing Specialist, Department of Alternative Energy Development and Efficiency, Ministry of Energy
• External Education Quality Assessors, Office for National Education Standards and Quality Assessment
• Project Workgroup Consultant for The Institute of Industrial Energy, The Federation of Thai Industries

Shareholding in the Company as of 31 December 2023 :  0.00%

MR. SOMCHAI LERTKAJORNKITTI

Position :
Director, Nomination and Remuneration Committee, and Chief Executive Officer

Date of Appointment : 30 Sep 1991

Age : 62 years

Family Relationships among Directors/ Executives :
Mr.Somsak Lertkajohnkitti

Mrs.Maleewan Lertkajohnkitti

Mr.Tanest Lertkajohnkitti

Ms.Peachanok Lertkajohnkitti

Education :

• Bachelor of Business Administration, Southeast Asia University

Director Training :

• Director Accreditation Program (DAP) class 107/2014, Thai Institute of Directors

Important Positions : None

Shareholding in the Company as of 31 December 2023 :  20.65% (206,509,500 Shares)

MR. SOMSAK LERTKAJORNKITTI

Position
Director, and Vice President of Manufacturing

Date of Appointment : 30 Sep 1991

Age:  63 years

Family Relationships among Directors/ Executives :
Mr.Somchai Lertkajohn

Mr.Kittisak Lertkajohnkitti

Director Training

• Director Accreditation Program (DAP) class 107/2014, Thai Institute of Directors

Important Positions :  None

Shareholding in the Company as of 31 December 2023 : 10.52% (105,232,000 Shares)

MRS. MALEEWAN LERTKAJORNKITTI

Position :
Director, and Vice President of Accounting

Date of Appointment : 30 Sep 1991

Age : 62 years

Family Relationships among Directors/ Executives :
Mr.Somchai Lertkajohnkitti

Mr.Tanest Lertkajohnkitti

Ms.Peachanok Lertkajohnkitti

Education :

• Bachelor of Accounting, Southeast Asia University

Director Training :

• Director Accreditation Program (DAP) class 107/2014, Thai Institute of Directors
• Orientation Course: CFO Focus on Financial Reporting Class 1/2018 (CFO 0243)

Important Positions : None

Shareholding in the Company as of 31 December 2023 :  6.00% (59,965,800 Shares)

MR. TANEST LERTKAJORNKITTI

Position :
Director of Sales and Marketing

Date of Appointment : 23 Oct 2013

Age : 35 years

Family Relationships among Directors/ Executives :
Mr.Somchai Lertkajohnkitti

Mrs.Maleewan Lertkajohnkitti

Ms.Peachanok Lertkajohnkitti (Sister)

Education :

• Master of Business Administration, Finance and Management and Strategy, Sasin School of Management
• Master of Engineering, Industrial Engineering, Chulalongkorn University
• Bachelor of Science, Aeronautics and Astronautics Engineering, Purdue University, USA

Director Training :

• Director Accreditation Program (DAP) class 108/2014, Thai Institute of Directors

Important Positions : None

Shareholding in the Company as of 31 December 2023 : 5.99% (59,906,000 shares)

MS. JARUWAN THONGMAN

Position :

Director of Accounting

Date of Appointment : 1 Aug 2019

Age : 45 years

Education :

• Master of Accounting, Sripatum University
• Bachelor of Accounting, Southeast Asia University

Important Positions : None

Shareholding in the Company as of 31 December 2023 :  0.002% (20,000 Shares)

MR. ANUCHA SAELIM

Position :
Director of Finance

Date of Appointment : 1 Aug 2020

Age : 34 years

Family Relationships among Directors/ Executives : None

Education :

• Bachelor of Accounting, Thammasat University

Important Positions : None

Shareholding in the Company as of 31 December 2023 :  None

MS. PEACHANOK LERTKAJORNKITTI

Position :
Director of Administration

Date of Appointment : 1 Aug 2020

Age : 33 years

Family Relationships among Directors/ Executives :
Mr.Somchai Lertkajohnkitti

Mrs.Maleewan Lertkajohnkitti

Mr.Tanest Lertkajohnkitti

Education :

• Master of Business Administration, Marketing, Sasin School of Management
• Master of Science, Innovation, Entrepreneurship and Management, Imperial College, UK
• Bachelor of Science, Electrical and Computer Engineering, Purdue University, USA

Director Training :

• Director Accreditation Program (DAP) class 173/2020

Important Positions : None

Shareholding in the Company as of 31 December 2023 : 5.96% (59,556,000 shares)

MR. KITTISAK LERTKAJORNKITTI

Position :
Director of Manufacturing

Date of Appointment : 1 Aug 2020

Age : 31 years

Family Relationships among Directors/ Executives :
Mr.Somsak Lertkajohnkitti

Education :

• Master of Science, Supply Chain and Logistics Management, University of Warwick, UK
• Master of Engineering, Engineering Management, Chulalongkorn University
• Bachelor of Engineering, Mechanical Engineering, University of Nottingham, UK
• Bachelor of Engineering, Mechanical Engineering, Thammasat University

Director Training :

• Director Accreditation Program (DAP) class 174/2020, Thai Institute of Directors

Important Positions : None

Shareholding in the Company as of 31 December 2023 : 4.75% (47,456,000 shares)