• Master Degree in Engineering, Asian Institute of Technology (AIT)

Governance Training and Other Training/Seminars

• Role of the Chairman Program (RCP), Class 21/2009

• Directors Certification Program (DCP), Class 65/2005

• Directors Accreditation Program (DAP), Class 30/2004

• National Defense College of Thailand (NDC 4313)

• Leading Change and Organizational Renewal: Graduate School of Business, Stanford University

• IMD International, MIT Sloan: Leadership Dilemmas and Profitable Growth

• King Prajadhipok’s Institute: Politics & Democracy for Senior Executive, Class 11

• Executive Program Class 6, The Capital Markets Academy (CMA)

• Top Executive Program in Commerce and Trade (TEPCoT 4)

• Corporate Restructuring, Mergers, and Acquisitions, Harvard Business School

• The Programe for Senior Executive on Justice Administration (BATCH 17)

• Energy Literacy for Sustainable Future, Class 4

• High Performance Board 2015 by IMD

Experience

• 2006 – Present :

­  Director, Thaicom Public Company Limited

Position in Other Listed Companies

• 2018 – Present :

­  Vice Chairman of the Board of Directors and Independent Director, Osotspa Plc.

• 2008 – Present :

  Director, Intouch Holdings Plc.

• 2008 – Present :

­  Vice Chairman of the Board of Directors, Advanced Info Service Plc.

• 2017 – Present :

  Director, BEC World Plc.

• 2017 – Present :

  Independent Director, Dusit Thani Plc.

• 2002 – Present :

  Independent Director and Member of the Audit Committee, Power Line Engineering Plc.

Position in Other Non-listed Companies

• 2017 – Present :

­  Director, National Strategy Committee for the Development and Capacity Building of Human

  Resources of year 2017

• 2016 – Present :

­  Director, Advanced Wireless Network Company Limited

Past Experiences

• 2016 – 2018 :

  Director, Osotspa Co., Ltd,

• Jan 2017 – Mar 2018 :

­  Chairman of the Executive Committee, BEC World Plc.

• Jan 2016 – Jun 2017 :

­  Advisor of Chief Executive Officer, Intouch Holdings Plc.

• Jan 2016 – Jan 2017 :

­  Independent Director, Pruksa Real Estate Plc.

• 2016 :

  Independent Director, Pruksa Holdings Plc.

• 2008 – 2016 :

  Director, Praram 9 Hospital Co., Ltd.

• 2008 – 2016 :

  Chairman of the Executive Committee, Intouch Holdings Plc.

• 2008 – 2015 :

  Chief Executive Officer, Intouch Holdings Plc.