Impax Asset Management Group plc is a public limited company and specialist asset manager headquartered in London, England. Founded in 1998, it pioneered investments targeting the transition to a more sustainable global economy, initially focusing on companies addressing resource scarcity with support from the International Finance Corporation. The firm manages environmentally focused equity funds, including Impax Environmental Markets launched in 2002, which invests in renewable energy, water, and waste management across North America, Europe, and Asia, alongside funds like Impax New Energy Investors. Its strategies encompass Global Opportunities, Leaders, US Environmental Leaders, and Global Social Leaders, emphasizing high-conviction equity portfolios in environmental and social markets. With assets under management reaching £20.2 billion as of September 2020, Impax Asset Management Group plc plays a key role in sustainable investing, advocating for climate risk disclosures and supporting innovative solutions in sectors like clean energy and resource efficiency. The company expanded through acquisitions such as Pax World Management LLC in 2018 and established a Dublin office post-Brexit. Registered under company number 03262305, it operates primarily in head office activities.