| Only European electric utility included for the past 21 years. |
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| Iberdrola selected in 2020. |
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| Selected for the index for the last 11 years. |
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| A- rating in CDP Climate Change Index 2020. |
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| Iberdrola chosen as CDP Supplier Engagement Leader. |
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| Iberdrola selected AAA. |
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| Iberdrola selected in various Euronext Vigeo Eiris indices. |
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| Classified as “Silver Class” in the electricity sector. |
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| Iberdrola among the 10 best-ranked companies in mercoEMPRESAS 2020 and mercoRESPONSABILIDAD Y GOBIERNO CORPORATIVO 2020. |
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| Iberdrola included in the Fortune 500 index. |
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| Iberdrola included in the STOXX Global ESG Leaders index and in the most important indexes. |
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| Iberdrola among the 10 best-rated companies. |
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| Only Spanish electric utility included in all editions. |
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| Iberdrola classified as Prime. |
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| Iberdrola classified as top utility and top 10 in the world in the 2020 Sustainability Reporting Performance report. |
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| Iberdrola selected for Forbes 2020 Global 2000: World’s Largest Public Companies. |
Forbes 2020 Global 2000: World Largest public companies |
| Iberdrola included in the leading indices. |
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| Iberdrola second-place utility worldwide in the El Green Utilities Report 2020. |
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| Gold EcoVadis Medal, Iberdrola as one of the companies with the best performance. |
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| Among the 500 most valuable brands globally. |
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| Iberdrola among the highest rated utilities. |
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| Iberdrola among the top 5 of the world's 50 most influential electric utilities. |
WBA Electric utilities Benchmark |
| Iberdrola incluida in the index. |
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| Iberdrola 2020 disclosure score above the average. |
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| Iberdrola ranked as the leading Spanish company in the first edition of the OpenODS Index, with the highest score among Ibex-35 companies. |
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