Green Century Funds is an asset management company focused on environmentally responsible and sustainable investing. Established in 1991, it is the only mutual fund company in the U.S. that is wholly owned by environmental and public health nonprofit organizations. The company aims to help investors save for their futures while aligning with their values and supporting the planet. Green Century Funds offers a variety of mutual funds that exclude investments in fossil fuels and other harmful industries. Their offerings include the Green Century MSCI International Index Fund, the Green Century Equity Fund, and the Green Century Balanced Fund, all of which incorporate Environmental, Social, and Governance (ESG) criteria. The company also engages in shareholder advocacy to encourage corporations to adopt environmentally responsible practices and directs 100% of its net profits to support environmental and public health initiatives. With a commitment to education, Green Century provides resources like podcasts and videos to inform investors about sustainable investing.