IRPC One Report EN

Mr. Anusorn Sangnimnuan Age: 67 Years Appointed Positions: Independent Director/ Chairman of the Risk Management Committee Date of being an Independent Director 27 August 2016 Date of being the Chairman of the Risk Management Committee 1 April 2021 Years of being an Independent Director 5 Years 4 Months Possession of IRPC shares (%) No. of share IRPC: - Share Possession: - % Family relationship within the Company, major shareholder or subsidiaries None Education/ Training • B.Sc. (Chemical Engineering), Chulalongkorn University • M.Eng. (Environmental Engineering), Asian Institute of Technology (AIT) • Ph.D. (Chemical Engineering), Monash University, Melbourne, Australia • Diploma, National Defence College, The joint State-Private Sector Course, Class 20, Thailand National Defence College • Leadership Program, Class 10, Capital Market Academy The Stock Exchange of Thailand • Advanced Diploma, Public Administration and Public Law, Class 5, King Prajadhipok’s Institute • The Role of the Board in IT Governance, Year 2020, Thai Institute of Directors Association (IOD) • DCP Refresher Course (DCP RE), Class 1/2008, Thai Institute of Directors Association (IOD) • Director Certification Program (DCP), Class 62/2005, Thai Institute of Directors Association (IOD) • Director Accreditation Program (DAP), Class 40/2005, Thai Institute of Directors Association (IOD) • Finance for Non-Finance Directors Program (FND), Class 22/2005, Thai Institute of Directors Association (IOD) Work Experience within the past 5 years Sep. 2016 - Mar. 2021 Chairman of the Corporate Governance Committee, IRPC Public Company Limited 2014 - 2017 Independent Director, Pruksa Real Estate Public Company Limited 2014 - 2017 Chairman, The Transport Company Limited 2013 - 2017 Director, Office of The National Economic and Social Development Board 2013 - 2016 Director, The Krungthep Thanakom Company Limited Current Position Board Member/ Management in Listed Company - The Stock Exchange of Thailand Apr. 2021 - Present Chairman of the Risk Management Committee, IRPC Public Company Limited Aug. 2016 - Present Independent Director, IRPC Public Company Limited 2016 - Present Independent Director/ Chairman of the Corporate Governance Committee/ Member of the Nomination and Remuneration Committee, Pruksa Holding Public Company Limited 2016 - Present Director, B.Grimm Power Public Company Limited Board Member/ Management in Non-Listed Company - The Stock Exchange of Thailand None 32 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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