TERNA ENERGY S.A.

Announcement

TERNA ENERGY S.A., informs Investors, according to article 19 §2 of L. 3556/2007 and the Athens Exchange Regulation, that the draft with the proposed expansion of the corporate objective and the relevant amendment of article 3 of the Articles of Association, has been posted on the Company's website www.terna-energy.gr in view of the Company's upcoming Extra-Ordinary General Shareholders' Meeting that will take place on June 29, 2009. The additions are indicated with underlining.