Hellenic Telecommunications Organization S.A. announced that Mr. Srinivasan Gopalan, non-executive member of the Board of Directors, as well as member of the Compensation and Human Resources and the Nomination Committees, has submitted his resignation, effective as of January 11, 2021. Following this, the management of the Company's business affairs and its representation will be conducted by the remaining nine members of the Board of Directors, without at present time the replacement of the resigned member; in the above mentioned BoD Committees, the resigned member has been replaced by Ms. Dominique Leroy, non-executive member of the BoD.