ESG Ratings

• ESG Rating: AA/^AAA (2024)
• METLEN joined, for the 2^nd consecutive year, the LEADERS group of companies, securing an excellent rating, in the MSCI ESG Rating index.
• The company shows strong safety management and corporate governance practices leading those of most global peers.
• The MSCI ESG Ratings aim to measure a company's resilience to long-term ESG risks.
• You can be informed about the evolution of the METLEN’s ESG performance through the MSCI online platform.

• ESG Risk Score: 13.7 - Low Risk (2025)
• METLEN achieved for the 1^st time the prestigious status of being among the top 3% of Utilities with “ESG Low Risk” assessed by Sustainalytics.
• Management Level: Strong management of material ESG issues
• You can be informed about the evolution of the ESG METLEN’s performance through the Sustainalytics online platform.

ISS Quality Score (2025):

• Environment:
• Social: 
• Governance: 2
• METLEN reached for the 6^th consecutive year, the highest score in the categories "Environment" and "Society”

ISS ESG – Corporate Rating (2025):

Overall Rating: B-

Prime status: Demonstrated ability to adequately manage material ESG risks, mitigate negative and generate positive social and environmental impacts.

• Environment: B-
• Social: C+
• Governance: A-

You can be informed about the evolution of the METLEN’s ESG performance through the  ISS online platform.

• S&P Global ESG Score: 76/¹⁰⁰ (2025)
• METLEN joins the Dow Jones Sustainability Index Emerging Markets for the 3^rd year in a row.
• The score places METLEN among the top 4% of the companies with highest ESG performance in the Industrial Conglomerates Index.
• You can be informed about the evolution of the METLEN’s ESG performance through the S&P online platform.

• ESG Score: 92/¹⁰⁰(2025)
• ESG Rating: A+, which indicates excellent relative ESG performance and high degree of transparency in reporting material ESG data publicly.
• The score places METLEN 1^stout of 47 “Multiline Utilities” Companies assessed by LSEG.
• You can be informed about the evolution of the METLEN’s ESG performance through the LSEG online platform.

Climate Change

• Climate Change score: B (2024)
• Level: Management Level, which means that METLEN indicates that the Company takes concerted actions regarding the effects of climate issues in the context of its activity.

Water Security

• Water security score: B- (2024)
• Level: Management Level, which means that METLEN is taking coordinated action on water issues.

• ESG score: 4.5/⁵(2025)
• The score places METLEN in the top 2% of the companies with highest ESG performance in the “Utilities” sector.

• ESG Performance Score: 70/¹⁰⁰(2025)
• ESG Risk Score: 73/¹⁰⁰ (2025)
• The scores place METLEN in the top 3% of the companies with highest ESG performance globally.

• ESG/CSR score: 79/¹⁰⁰ (2025)
• The score places METLEN in the 3% of the best performing companies in Construction of utility projects industry.

• ESG Score: 78/¹⁰⁰ (2024)
• The score places METLEN 35^th out of 3,000 (top 1%) companies in global level.

• ESG score: 286/³⁰⁰ (2024)
• ESG rating: AAA/^AAA
• The score places METLEN as Leader in the “Multiline Utilities” sector.