US-EIN-900634376 C40 Cities Climate Leadership Group Inc C40 Cities Climate Leadership Group Inc 75200000 <narrative xml:lang="en">C40 Cities Annual Report 2024 (published in 2025)</narrative> C40's Annual Report contains an introduction to C40, key statistics, case-studies to show cities’ progress against each of C40's Leadership Standards, C40's governance, and an overview of C40's funders and partners.