The firm specializes in private equity and debt investments in the middle market, with a preference for b2b, commercial, products, services, healthcare, and technology sectors in the United States, Canada, Europe, and Asia. AEA's individual investors, known as participants, bring deep industry expertise and relationships to evaluate investment opportunities and work with portfolio companies to achieve superior returns. Founded in 1968 by the Rockefeller, Mellon, and Harriman family interests with S.G. Warburg & Co., AEA is a pioneer in the private equity industry and has an unparalleled global network of investors and sector-focused investment professionals.