WelcomeBy Presidential Decree 328/12-12-2000, the company was established under the name “HELLENIC TRANSMISSION SYSTEM OPERATOR S.A.”. The company's objective is to operate, ensure the maintenance and the development of the Electricity Transmission System within the meaning of Article 2 of Law 2773/1999, across the country, as well as its interconnections with neighboring grids to ensure the country's supply of electricity in a sufficient, safe, cost effective and reliable manner.
20.01.2012FORCE MAJEURE DECLARED BY ESO
22.12.2011RES/CHP Monthly Statistics - December 2011
11.01.2012CHANGE OF PRIMARY RESERVE VALUE
19.12.2011Announcement for the Increase of the NTC value for the period 26–31 Decmber 2011 for the interconnection Greece-FYROM
16.12.2011Announcement of Monthly Auction for January 2012 for the allocation of Physical Transmission Rights
13.12.2011Announcement for the Increase of the NTC value for the period 19–25 Decmber 2011 for the interconnection Greece-FYROM