Micro, small, and medium-sized enterprises (MSMEs) are vital to Mesoamerica’s economies and play a critical role in advancing the region’s green transition. This report, Fostering an Inclusive Green Transition of MSMEs: Insights for SME Development Agencies from Programmes in Mesoamerica, examines initiatives across Colombia, Costa Rica, Guatemala, Honduras, Mexico, and regional Cenpromype programmes. It analyses how MSME support schemes integrate environmental goals such as eco-innovation, finance, and market access, and inclusion priorities targeting women, Indigenous peoples, and other underrepresented groups.