Our Leadership

Ms. Pittaya Tiasuwan

(Founding director and Authorized director of the company)

Age 70 Years

Position

  • Director (Appointed 6 July 1990)
  • Member of the Group Executive Committee
  • Chairman of the Corporate Sustainable Development
  • Member of the Risk Management Committee
  • Managing Director – Supply Chain and Logistics

Education

  • Kilburn – Polytechnic – London, England City and Guilds of London Institute
  • Training Course about Gemological Sciences at the Asian Institute of Gemological Sciences (AIGS)

Training attended with regard to roles and responsibilities of company directors

Director Accreditation Program (DAP), Class 26/2004 Thai Institute of Directors (IOD)

Directorship

Other listed companies
– None –

Non-listed businesses

  • Director of Pranda Group, 2 companies
  • Executive Director of Pranda Group, 3 companies

% of Shareholding as of 30 December 2025

PDJ 26,646,960 shares or 4.49% of paid up shares

Family Relationship among Directors and Executives

Younger sister of Mr. Pramote Tiasuwan

Back