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Kestrel launches 'blue bond' SPO framework for US muni bonds
30 January 2026Second-party opinion (SPO) Kestrel has published a methodology for assessing labelled blue bonds from US municipal issuers after identifying a "meaningful" number of eligible projects already being financed.
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'Big four' SPO providers becomes 'big five' in 2024
10 February 2025Japan-focused Rating and Investment Information (R&I) secured more than a 10% share of the sustainable finance second-party opinion market in 2024, joining the global 'big four' US providers led by Sustainalytics and S&P Global.