ImpactAssets 50

The ImpactAssets 50 (IA 50) is an annual publication that serves as a definitive guide to impact investment fund managers worldwide. Compiled by ImpactAssets, the IA 50 highlights firms committed to generating positive social and environmental impact through their investment strategies. The list includes both experienced and emerging managers, offering investors a curated resource to explore diverse impact investment opportunities across various asset classes, sectors, and geographies. In its 2025 edition, the IA 50 features 165 fund managers, reflecting the rapid expansion and maturation of the impact investing industry. The total assets under management (AUM) of IA 50 firms surged to $130.6 billion, representing a 35% year-over-year increase. Notably, 28% of 2025 applicants were first-time participants, underscoring the growing interest and commitment to impact investing globally. The list is categorized into three segments: the core IA 50, Emerging Impact Managers, and Emeritus Impact Managers, each representing different levels of experience and focus within the impact investing landscape. The IA 50 serves as a valuable resource for investors seeking to align their portfolios with social and environmental objectives. By providing detailed information on fund managers' strategies, asset classes, and impact themes, the IA 50 facilitates informed decision-making and fosters transparency within the impact investing sector. The publication also highlights key trends, such as the increasing focus on climate-related investments and the rise of infrastructure-focused managers, reflecting the evolving priorities and opportunities within the field.