1+ Best Governance ESG Resources

Rate the Raters 2026: Beyond the Score – Investor Views on ESG Ratings

ERM Sustainability Institute’s Rate the Raters 2026 examines how institutional investors use and evaluate ESG ratings, ESG data and sustainability information in investment decision-making. Based on investors representing approximately $23.5 trillion in assets under management, the report compares leading ESG ratings providers, tracks declining trust in ratings, and explores the growing role of regulation, underlying ESG data and artificial intelligence.