Master of Public Administration, Western Kentucky University, USA

Public Administration, Royal Police Cadet Academy

Core Business of the Company and Businesses in the Company's

Supply Chains

Financial Statements Reviewing

Vision, Mission and Policy Setting and Strategic Planning for Large Organizations

Overseas Investment, International or Regional Business Administration and Cultural Difference Management

Large Organization Management and Human Resource Management

Environmental, Social and Governance

(None)

2 companies

Since 2024 Chairman of the Board, Chairman of the Group Control Committee, Chairman of the Corporate Social Responsibility Committee and Member of the Nomination, and Compensation and Corporate Governance Committee

Since 2023 Member of the Executive Committee

Since 2021 Director, SCB X Public Company Limited

Since 2019 Director and Member of the CSR Committee for Sustainable Development, The Siam Cement Public Company Limited

20 companies

Since 2024 Director, SCB 10X Company Limited

Since 2022 Director, Auto X Company Limited

Since 2022 Director, Alpha X Company Limited

Since 2018 Director and Member of the Corporate Social Responsibility Committee, The Siam Commercial Bank Public Company Limited

Since 2018 Senior Deputy Director-General, The Privy Purse Bureau

Since 2018 Vice Chairman, CPB Equity Co., Ltd.

Since 2018 Chairman of the Board, Suvarnachad Company Limited

Since 2018 Vice Chairman, Doi Kham Food Products Company Limited

Since 2018 Vice Chairman, The United Cinema Company Limited

Since 2018 Vice Chairman, Sribathana Company Limited

Since 2018 Vice Chairman, Sridharani Company Limited

Since 2018 Vice Chairman, Baanboung Vetchakij Company Limited

Since 2018 Director, Baan-Boung Vetchakit 904 Company Limited

Since 2018 Director, Mongkhol Chaipattana Company Limited

Since 2018 Vice Chairman, Siamsinthorn Company Limited

Since 2018 Vice Chairman, Siam Bioscience Company Limited

Since 2018 Vice Chairman, Apexcela Company Limited

Since 2018 Vice Chairman, The Deves Insurance Public Company Limited

Since 2017 Grand Chamberlain of the Bureau of the Royal Household

Since 2017 Director of The Privy Purse Bureau

2021 - 2023 Member of the Corporate Social Responsibility Committee, SCB X Public Company Limited

1997 - 2016 Deputy Chamberlain, Personal Affairs Division of H.R.H the Crown Prince, the Bureau of the Royal Household

as at December 31, 2025

Held personally: (None)

Held by spouse or minor children: (None)

(None)