Our Impact

Make a Difference

We convince companies to become more environmentally responsible to make our world cleaner and safer.  We drive measurable changes with our award-winning shareholder advocacy.

About Our Environmental Impact

Protecting Tropical Forests

We are working to reduce deforestation and prevent loss of habitat caused by unsustainable production of palm oil, soy, and timber in Asia and Latin America.

Expanding Renewable Energy

We drive companies to reduce their greenhouse gas emissions and to source more solar, wind, and other clean energy.

Reducing Plastic Pollution

Protects ocean life and public health from the effects of microplastics, we convince companies to cut plastic use for products and packaging.

Our Successes

We secured 26 policy changes from major corporations around the globe including Costco*, Disney*, and IBM*

*As of March 31, 2024, Costco Wholesale Corporation comprised 1.19%, 0.00% and 0.00%; The Walt Disney Company comprised 0.00%, 0.96% and 0.00% and International Business Machines Corporation (IBM) comprised 0.00%, 0.74% and 0.00% of the Green Century Balanced Fund, the Green Century Equity Fund, and the Green Century International Index Fund respectively. As of the same date, other securities mentioned were not held in the portfolios of any of the Green Century Funds. References to specific securities, which will change due to ongoing management of the Funds, should not be construed as a recommendation by the Funds, their administrator, or their distributor.

Proxy Voting as Engagement

Green Century Funds has used proxy voting to make our shareholders’ voices heard for decades.  Access our voting guidelines and voting records.

We vote more than 600 company proxies annually.

We do our own voting; and do not rely outside firms.

We use our own guidelines when voting.

Unique Nonprofit Ownership

Thirty years ago, nine nonprofit environmental groups founded Green Century Capital Management to help people save for their future without compromising their values.

Today, 100 percent of the profits we earn from managing the Green Century Funds support the critical work done by those organizations.

They speak out for a healthier, safer world where we can pursue our own individual wellbeing and the common good.

A sustainable investment strategy that incorporates environmental, social and governance criteria may result in lower or higher returns than an investment strategy that does not include such criteria. 

Our Owners

The founding owners of Green Century Capital Management Inc. are California Public Interest Research Group (CALPIRG), Citizen Lobby of New Jersey (NJPIRG), Colorado Public Interest Research Group (COPIRG), ConnPIRG Citizen Lobby, Fund for the Public Interest, Massachusetts Public Interest Research Group (MASSPIRG), MOPIRG Citizen Organization, PIRGIM Public Interest Lobby, and Washington State Public Interest Research Group (WASHPIRG).

Highlighted Issues

Protecting Pollinators

Our owners call on states to ban dangerous pesticides to protect bees, butterflies and our food supply.

Clean Water for America

To make our country’s waterways safe, our owners work to strengthen clean water laws, hold polluters accountable and ensure water is not contaminated with lead.

Protecting Antibiotic Resistance

Our owners urge companies to address the overuse of antibiotics in their meat supply chains.

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