Investor Presentaiton

endesa ARGENTINA chile CHILE CONSOLIDATED 4Q15 Results Endesa Chile consolidated (including discontinued operations) Million US$ 4Q15 4Q14 Chg % Revenues 1,237 972 27% EBITDA 542 495 10% EBITDA MARGIN 42% 45% (7%) Physical Sales (GWh) 15,276 14,561 5% Million US$ 4Q15 4Q14 Chg % Revenues 626 533 17% EBITDA 297 243 19% EBITDA MARGIN 34% 30% 13% Physical Sales (GWh) 6,247 6,093 3% Million US$ Revenues EBITDA EBITDA MARGIN Physical Sales (GWh) Endesa Chile Investor Presentation FY2015 4Q15 4Q14 Chg % 58 44 34% 33 16 102% 50% 43% 16% 2,856 2,443 17% 1. Considers the total contributions of Enel Brasil recognized by Endesa Chile as an equity method investment. BRASIL 1 COLOMBIA PERU endesa chile Grupo Enel Million US$ 4Q15 4Q14 Chg % Revenues 161 146 19% EBITDA 79 79 -1% EBITDA MARGIN 50% 52% (5%) Physical Sales (GWh) 2,132 2,391 -11% Million US$ 4Q15 4Q14 Chg % Revenues 387 252 54% EBITDA 131 149 -12% EBITDA MARGIN 53% 66% (19%) Physical Sales (GWh) 4,041 3634 11% Million US$ 4Q15 4Q14 Chg % Revenues 693 1,075 19% EBITDA 130 369 22% EBITDA MARGIN 19% 34% 3% Physical Sales (GWh) 1,759 1,742 1% USE: Public, Investor Relations 24

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