IRPC Annual Report 2023

In 2023, there were four executives who together received compensation serving as directors at IRPC A&L Company Limited (a subsidiary), totaling Baht 1.55 Million. No. Name As of Dec. 31, 2022 Shareholding Number As of Dec. 31, 2023 Shareholding Number of shares Number of shares increase (decrease) during the year WARRANT/ NVDR/ TSR/ DW 2023 Notes: 1. Mr. Kris Imsang Spouse Minor children N/A N/A N/A N/A N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A 2. Mr. Pranarch Kosayanont Spouse Minor children 0.00120% 245,292 N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A 3. Mr. Phichin Aphiwantanaporn Spouse Minor children N/A N/A N/A N/A N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A 4. Miss Wanida Uthaisomnapa Spouse Minor children 0.00103% 210,440 N/A N/A 0.00103% 210,440 N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A 5. Mr. Poramet Junwichit Spouse Minor children N/A N/A N/A N/A N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A Executives completed their term/resigned during the year 1. Mr. Worawut Sivapetcharanat Spouse Minor children 0.00137% 279,351 N/A N/A 0.00137% 279,351 N/A N/A Unchanged Unchanged Unchanged N/A N/A N/A completed term December 31, 2023 Securities holdings of executives, according to the SEC definition, spouses and minor children as of December 31, 2023 As of December 31, 2023 and over the past 5 years, no directors or executives of IRPC have any records of wrongful activities under the Securities and Exchange Act 1992 or the Derivatives Act 2003, or any of the following: (1) Dishonesty or gross negligence. (2) Disclosure or dissemination of false information or statements that may cause misunderstanding, or concealing essential facts that ought to be disclosed, which may have affected the decisions of shareholders, investors, or concerned parties. (3) Unfair conduct or taking unfair advantage of investors in the trade in stocks, derivatives, or futures or having taken part in or supported such misconducts. 243 Corporate Governance Structure and Important Information about the Board of Directors, Board’s Committees, Executives and Employees 56-1 ONE REPORT 2023

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