TERNA ENERGY: 1^st Half 2012 Results

Significant increase of installed capacity by 138 MW

According to the financial statements of 30/06/2012, which were prepared in accordance with the International Financial Reporting Standards, the 1^st half 2012 results of TERNA ENERGY S.A. are as follows:

Consolidated sales amounted to 55.2 mil euro compared to 27.9 mil euro during the 1^st half of 2011, posting a 97.8% increase mainly due to the increase of income from the Company's energy activities as a result of the larger installed capacity compared to the previous year, inGreece and abroad.

Income from the energy sector amounted to 38.2 mil euro compared to 20.0 mil euro in the 1^st half of 2011, posting a 91.2% increase.

Sales of the Company's construction sector towards third parties amounted to 17 mil euro compared to 7.9 mil euro the respective period of 2011, posting a 114.5% increase.

Earnings before interest tax depreciation and amortization (EBITDA) amounted to 27 mil euro compared to 13.3 mil euro during the respective period last year, thus increased by 103.6%. Earnings before interest and tax (ΕΒΙΤ) amounted to 17.8 mil euro, increased by 92.7% compared to 9.2 mil euro during the 1^st half of 2011. Correspondingly, earnings before tax amounted to 11.5 mil euro versus 10.1 mil euro in the respective period of 2011, thus posting a 13.8% increase. Net earnings after minority interest, amounted to 7.9 mil euro compared to 7.0 mil euro the previous year, thus increased by 13.4%.

The Group's investments during the 1^st half of 2012 amounted to 139.5 mil euro, as the investment plan is underway.

Cash flows from operating activities before changes in working capital amounted to 27.1 mil euro compared to 13.2 mil euro the previous period, while the Group's net cash position (cash & cash equivalents minus bank debt) settled at 271.6 mil euro.

The Group's total installed capacity amounts to 488 MW, as recently the installation of a large wind park was completed in theUSA, with a total capacity of 138 MW. At the same time, the Group has RES facilities under construction or ready for construction with a capacity of 253 inGreeceand abroad. Overall, the Company operates, is constructing or has full licensing of 741 MW of RES installations in Europe andAmerica.

Information:

Investor Relations: Aristotelis Spiliotis, tel + 30 210 6968431, tspiliotis@terna-energy.com

Press Office & Public Relations: Konstantinos Lamprou, tel + 30 210 6968445, klamprou@gekterna.com