IRPC One Report 2022 EN

Dr. Ekniti Nitithanprapas Age: 51 Years Appointed Positions: Director/Member of the Risk Management Committee Date of being a Director 17 November 2015 Date of being the Member of the Risk Management Committee 16 March 2016 Years of being a Director 7 Years 1 Month Possession of IRPC shares (%) No. of share “IRPC”: - Share Possession: - % Family relationship within the Company, major shareholder or subsidiaries None Education/Training • B.A. in Economics, (Honor), Thammasat University • M.S. in Economics/Policy Economics, University of Illinois at Urbana-Champaign, USA • Ph.D. in Economics/Macroeconomics and International Finance, Claremont Graduate University, USA • Advanced Certificate Course in Public Administration and Law for Executives, Class 9/2011, King Prajadhipok’s Institute • Oxford Programme On Negotiation in Bangkok 2019, Leadership Focus Institute • The Role of the Board in IT Governance, Year 2020, Thai Institute of Directors Association (IOD) • Director Leadership Certification Program (DLCP), Class 2/2021, Thai Institute of Directors Association (IOD) • Risk Management Program for Corporate Leaders (RCL) Class 25/2021, Thai Institute of Directors Association (IOD) • Role of the Chairman Program (RCP), Class 45/2019, Thai Institute of Directors Association (IOD) • Board Matters and Trend (BMT), Class 4/2017, Thai Institute of Directors Association (IOD) • Role of the Nomination and Governance Committee (RNG), Class 8/2016, Thai Institute of Directors Association (IOD) • Financial Statements for Directors (FSD), Class 29/2015, Thai Institute of Directors Association (IOD) • Corporate Governance for Capital Market Intermediaries (CGI), Class 4/2015, Thai Institute of Directors Association (IOD) • Director Certification Program (DCP), Class 93/2007, Thai Institute of Directors Association (IOD) Work experience within the past 5 years Feb. 2020 - Nov. 2021 Chairman, Thanachart Bank Public Company Limited May 2018 - May 2022 Director-General of the Revenue Department Jun. 2018 - Jan. 2020 Chairman/Director, Krungthai Bank Public Company Limited Jul. 2018 - Oct. 2019 Chairman, Thai Airways International Public Company Limited Jun. 2018 - Oct. 2019 Director, Thai Airways International Public Company Limited Nov. 2015 - May 2018 Director, Siam Commercial Bank Public Company Limited Nov. 2015 - May 2018 Member of Nomination, Compensation and Corporate Governance Committee, Siam Commercial Bank Public Company Limited Nov. 2015 - May 2018 Chairman, National Credit Bureau Company Limited Oct. 2015 - May 2018 Director-General of the State Enterprise Policy Office, Ministry of Finance Current Position Board member/Management in Listed Company - The Stock Exchange of Thailand Jan. 2023 - Present Director, Aeronautical Radio of Thailand Ltd. Feb. 2020 - Present Chairman, TMBThanachart Bank Public Company Limited Mar. 2016 - Present Member of the Risk Management Committee, IRPC Public Company Limited Nov. 2015 - Present Director, IRPC Public Company Limited Board member/Management in Non-Listed Company - The Stock Exchange of Thailand May 2022 - Present Director-General of the Excise Department 36 56-1 ONE REPORT 2022 IRPC PUBLIC COMPANY LIMITED

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