Persefoni and First Street announced a partnership integrating First Street's property-level climate risk data into Persefoni's platform, letting enterprises assess flood, wildfire, heat, and storm risk for individual U.S. assets. The combined product, available for purchase since the fourth quarter of 2024, is aimed at helping companies meet disclosure rules including the SEC's climate rule, California's SB 261, and CSRD, the EU's Corporate Sustainability Reporting Directive. Persefoni's 2025 year-end recap later highlighted the resulting climate-risk reporting service as a key delivery for SB 261 compliance that year. Persefoni is a Parkway Venture Capital portfolio company.
Read the full article: the Persefoni/First Street partnership announcement





