GEK TERNA S.A.

Disclosure of significant change in voting rights according to L. 3556/2007

GEK TERNA S.A. makes known, according to Law 3556/2007 and by virtue of a relevant notification it received from the shareholder Mr. Georgios Peristeris that there was a change in the voting rights he holds, as follows:
Trade Day on which the participation percentage exceeds15%: 9/6/2010. Number of Shares and equal number of voting rights before the transaction: 12.200.003, thus a percentage of 14,2054% of the total voting rights of the company GEK TERNA S.A.
Number of Shares and equal number of voting rights after the transaction: 12.981.624, thus a percentage of 15,1155% of the total voting rights of the company GEK TERNA S.A.