• Master of Engineering, University of Florida, USA
• Bachelor Degree in Engineering, Kasetsart University
• The Joint State – Private Sector Course in Public Order Administration Police College Police Education Bureau (Class 4) in 2017
• National Defence course (Class 62), National Defence College of Thailand in 2019 – 2020
• Executive Development Program, Royal Thai Police during July 20 – Aug 28, 2020
• The 11^th Training Course on Administrative Justice for Executives, Office of Justice Affairs in Sep 2 – 30, 2020
• Roles, duties of directors and executives of listed companies by the SEC in 2023
• Top Executive Program in Energy Literacy for a Sustainable Future (Class 21), Thailand Energy Academy (TEA) in Jan – Jun 2025

Training courses from Thai Institute of Directors Association (IOD) :

• Director Accreditation Program (DAP) in 2004

2.32%

23,338,500 shares

as of December 31, 2025

Mrs. Siripen’s son and Mr.Charoenrath and Mr. Watchai’s younger brother

2016 – Present	Director	Samart Corporation Pcl.
2021 – Present	Executive Vice Chairman -Corporate Management	Samart Corporation Pcl.
2007- Present	Executive Director	Samart Corporation Pcl.
2009 – Present	Risk Management Committee Member	Samart Corporation Pcl.
2013 – Present	Sustainable Development Committee Member	Samart Corporation Pcl.
2015 – 2021	Executive Vice Chairman -Corporate Strategy	Samart Corporation Pcl.
2016 – Present	Director / Executive Director / Risk Management Committee Member	Samart Telcoms Pcl.
Present	Director	Vilailuck International Holding Co., Ltd. and its subsidiaries.
Present	Director	Subsidiaries and Related Companies (as details in Directors and Managements in subsidiaries and related companies).