ANNOUNCEMENT OF REGULATED INFORMATION

Αthens, October 26, 2011 – The Hellenic Telecommunications Organization SA (OTE SA), announces that its non executive BoD member Mr. Roland Mahler has submitted his resignation. Following the submitted resignation, OTE's Board of Directors' meeting, held today, elected Ms Claudia Nemat as new member of the BoD, in replacement of Mr. Roland Mahler, for the rest of the latter's tenure, until the date of the Ordinary Shareholders' General Meeting of 2012 and with the same capacity.

Short CV of Ms Claudia Nemat

Claudia Nemat, born in 1968, has been a member of the Board of Management of Deutsche Telekom AG since October 2011 and is responsible for the Board area Europe.

Before joining Deutsch Telekom, Claudia Nemat spent 17 years working for the consultancy McKinsey&Company. In her last position there, she was responsible for the high-tech sector in Europe, the Middle East and Africa. In addition, Claudia Nemat was responsible for projects in the fields of information and communication technology integration (ICT), sustainable IT, as well as medical technology for international companies. As a consultant, Claudia Nemat also worked on corporate leadership and performance culture as well as on questions regarding the influence of diversity on a company's performance.

Claudia Nemat studied physics at the University of Cologne, where she also once taught at the department of theoretical physics and mathematics.

INVESTOR RELATIONS

Τel. +0030 210-611-1574

E-mail: dtzelepis@ote.gr

Fax: +0030 210-6111030