Investor Presentaiton

ADDENDA LONG-TERM CONTRACTS: THE BASIS FOR STABLE SALES VOLUMES AND PRICES Energy sales GWh 3,000 2,500 2,000 1,500 1,000 500 . ENERGY SALES AND PRICES Prices US$/MWh 150 1Q15 2Q15 3Q15 4Q15 1Q16 2Q16 3Q16 4Q16 1Q17 2Q17 3Q17 4Q17 1Q18 Unregulated Regulated Spot Energy+Capacity Price->Unregulated Spot Energy Price-Quillota Energy+Capacity Price-> Regulated Spot Energy Price-Crucero Energy contract prices have moved in line with fuel prices Spot prices in the SIC have been sensitive to hydrologic conditions Engie Energía Chile Presentation to Investors - 1Q 2018 100 50 ENGIE 28

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