EBITDA Breakdown and Q1 2022 Results

Networks business results Growth driven mainly by Brazil Q1 EBITDA evolution (US$ mn) 480 +39% 666 Solid electricity growth excluding Brazil distributed Q1 2021 Q1 2022 (1) IFRIC 12 Service Concession Agreements enel Q1 EBITDA by country (US$ mn) 24% +61% EBITDA in Brazil due to tariff indexation and IFRIC 121 on higher CPI +16% EBITDA in Colombia driven by tariff indexation and higher RAB remuneration 9% 666 (+39% YoY) 67% Argentina Brazil Colombia Peru 5 15

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