Impax Funds Series Trust I - Impax International Sustainable Economy Fund is an open-end equity mutual fund launched and managed by Impax Asset Management LLC. The fund invests in public equity markets of global ex-US region. The fund invests in stocks of companies operating across diversified sectors. It invests in growth and value stocks of large capitalization companies. The fund invests in stocks of companies that are deemed socially conscious in their business dealings and directly promote environmental responsibility. The fund seeks to benchmark the performance of the MSCI EAFE (Net) Index, MSCI EAFE ESG Leaders (Net) Index and the Lipper International Large-Cap Core Funds Index. It does not invest in stocks of companies operating across extraction and/or refining of fossil fuels, weapons or firearms, manufacture of tobacco products sectors. The fund employs proprietary research to create its portfolio. Impax Funds Series Trust I - Impax International Sustainable Economy Fund was formed on January 27, 2011 and is domiciled in the United States.