EBITDA Breakdown and Q1 2022 Results

Peru (US$ Mn) Quarter results Generation Networks Total² Q1 2021 Q1 2022 % Q1 2021 Q1 2022 % Q1 2021 Q1 2022 % Revenues 128 169 32% 233 251 8% 327 372 14% Enel Gx Piura OPEX -16 -20 27% -17 -19 10% -33 -38 15% 336 MW* EBITDA 77 96 25% 61 63 4% 135 160 18% Net Income 44 63 43% 23 29 26% 63 91 45% 5 Gross Capex 4 10 138% 25 26 4% 29 36 24% Enel Gx Perú 792 MW* Net Production 2,115 2,220 5% - - 2,115 2,220 5% (GWh) Energy Sales 2,893 3,098 7% 2,039 2,090 3% . (GWh) Lima Enel Gx Perú 859 MW* Av. Spot Price 8 23 178% י 8 23 23 178% ($US/MWh) Energy losses (%) - . 8.6% 8.7% Customers (Th) 1,465 1,502 3% 1,465 1,502 Hydro plant ☐ Thermal plant ☐ Networks end users 3% *Net installed capacity enel Enel Dx Perú Clients: 1.4 m (1) Networks business includes Enel X. Generation business includes trading business. Both, Generation and Networks businesses, include Retail business; (2) "Total" included Holding and Services adjustments. 29

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