First Quarter 2022 Earnings Report

Organization structure 100.0% enel 93.5% enei Green Power Generación Chile 1. 2. As of December 31, 2021 Market cap as of April 27, 2022 enel 64.9% enel Chile 99.1% enel Transmisión Chile 99.1% enel Distribución Chile 100.0% enel x Enel X INTERNAL BOLSA SANTIAGOX Enel Chile shareholders1 1.1% 8.4% 21.0% Market Cap² 1.8 $ bn 4.5% 64.9% S&P Dow Jones Indices A Division of S&P Global MSCI Corporate ESG Performance enel NYSE Pension Funds Institutional Investors ADR's Enel SpA Others 业 Prime RATED BY ISS ESG‣ FTSE4Good 27 27

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