QUEST HOLDINGS S.A.

Announcement

According to article 24 par. 2(a) of Law 3461/2006, Info-Quest S.A. announces that on March 13, 2007 acquired through the Athens Stock Exchange 610.317 common registered voting shares of UNISYSTEMS S.A. at a price equal to Euro 2,00 per share.
Pursuant to the above, Info-Quest holds 34,56% of the share capital and voting rights of UNISYSTEMS.