GEK TERNA S.A.

AMENDMENT TO THE FINANCIAL CALENDAR OF THE YEAR 2010

Following the Company's Announcement dated March 24, 2010 regarding the Financial Calendar of the Year 2010, we hereby inform the Investors that new dates are set as following:
- Annual Briefing of Analysts: Thursday, April 15, 2010 at 11:30 at the Company's head offices (85, Messogion Ave., Athens)
- Ordinary General Meeting of Shareholders: Wednesday, May 12, 2010
- Ex-Dividend Date 2009: Friday, May 14, 2010 before the expiration date of Future Contracts on the Company?s shares and on the Index in which they are included.
- Dividend beneficiaries 2009 - Record date: Tuesday, May 18, 2010
- Dividend Payout 2009: Tuesday, May 25, 2010