Oregon Natural Resources Council Fund

Acorn Foundation

Kentfield, CA

George Mason University Foundation Inc

Fairfax, VA

The George Mason University Foundation funds George Mason University, its students, programs, and community, including operations, salaries, scholarships, and program support. In 2025, its 10 grants ranged from $8,036 to $26.4 million, with a median of about $1.42 million; recipients were primarily in Virginia. The profile does not state whether it accepts unsolicited requests.

350ORG

Boston, MA

350.org funds climate and climate-justice organizing, communications, and digital work, with recent grants supporting network councils and grassroots groups. Its 2025 grants ranged from $10,500 to $117,000, with a median of $17,000, and went to recipients in multiple U.S. states. The profile does not state whether it accepts unsolicited requests.

Earthworks

Washington, DC

Earthworks funds community-led efforts addressing the impacts of oil, gas, and mining and promoting environmental protection and sustainable solutions, in the United States and internationally. Its 2025 grants ranged from $6,500 to $62,800, with a median of $8,000. The profile does not state whether it accepts unsolicited requests.

Global Fund for a New Economy Inc

Alameda, CA

GFNE funds organizations and networks that build the infrastructure for more equitable, sustainable economic policy and practice, with priorities including green industrial strategy, AI’s political economy, and global governance reform. In 2025, its grants ranged from $14,025 to $1 million, with a median of $65,000; it works locally to globally and reported grants in five U.S. states and Washington, D.C. The profile does not state whether it accepts unsolicited requests.

Willow Redistribution Foundation

Covina, CA

The foundation supports organizations working in racial, economic, environmental, reproductive, and social justice, including grassroots and movement-building groups. In 2025, grants ranged from $10,000 to $2 million, with a median of $35,000; most funding went to New York, followed by California. It does not accept unsolicited requests and funds only preselected organizations.

Simeon and Jean H Locke Charitable

Boynton Beach, FL

The foundation supports educational opportunities and materials for exceptionally intelligent children from disadvantaged backgrounds, as well as environmental and conservation work; its 2024 grants went mainly to organizations in New York, Washington, D.C., and California. Awards ranged from $1,000 to $50,000, with a median of $15,000. It is not accepting grant applications at this time.

Sustainable Markets Foundation

New York, NY

The foundation funds public education and research in clean energy and just transitions, pollution prevention, environmental conservation, consumer protection, health and safety, and good government. In 2025, its 48 grants ranged from $5,500 to $4 million, with a median of $58,500; recipients were based across the U.S., with the largest shares of funding going to Delaware and New York. The profile does not state whether it accepts unsolicited requests.

The Arca Foundation

Washington, DC

The Arca Foundation funds grassroots organizing and campaigns advancing equity, racial and economic justice, democracy, human rights, and environmental protection at the local, state, and national levels, with recent grants concentrated in DC, California, New York, Michigan, and Wisconsin. Its 2024 grants ranged from $5,000 to $230,000, with a median of $75,000; it also makes invitation-only rapid-response grants of $1,000–$5,000. It does not accept unsolicited requests; regular and rapid-response applications are by invitation.

Winslow Foundation

Wilmington, DE

The Wilmington, Delaware-based Winslow Foundation funds climate and environmental work, health initiatives, and civic education, with 2024 grants concentrated in Maryland, Massachusetts, Washington, D.C., California, and North Carolina. Its 57 grants ranged from $500 to $250,000, with a median of $20,000. It does not accept unsolicited requests and gives only to preselected organizations.

The Sunrise Project Inc

Wilmington, DE

The Sunrise Project funds research, analysis, strategic grantmaking, and capacity building to accelerate a faster, fairer transition from fossil fuels to renewable energy, with an emphasis on climate justice. Its 2024 grants ranged from $10,000 to $2.5 million, with a median of $150,000, and primarily supported organizations in New York, California, and Washington, DC. The profile does not state whether it accepts unsolicited requests.

Equation Campaign and Global Climate Legal Defense

Novato, CA

Equation Campaign and Global Climate funds environmental and community health work, including legal support, organizing, campaigns, and general operations. Its 2025 grants ranged from $10,000 to $700,000, with a median of $120,000, supporting organizations across multiple states, including Louisiana, California, Washington, and others. The profile does not state whether it accepts unsolicited requests.