Impax Asset Management Group plc

Impax Asset Management Limited was incorporated in London on 18 June 1998. The group is headquartered in London and serves institutional investors and market intermediaries across North America, Europe and Asia-Pacific.

Impax manages listed equities, fixed income and private-market strategies. Its investment range includes thematic environmental-market strategies, core equities, sustainable and high-yield bonds, energy-transition infrastructure and social strategies such as Global Women’s Leadership.

The firm is particularly strong in thematic investing linked to resource efficiency and environmental markets, including water, climate, sustainable food and related infrastructure. Its private-markets team focuses on energy-transition assets; its New Energy Fund IV had completed 13 investments across seven countries and seven technologies by September 2025.