| 1 | New Venture Fund Washington | $664.3M | $662.4M | $624.9M |
| 2 | World Wildlife Fund INC Washington | $508.0M | $374.8M | $783.9M |
| 3 | Windward Fund Washington | $311.2M | $308.2M | $432.7M |
| 4 | Sixteen Thirty Fund Washington | $284.3M | $282.2M | $106.5M |
| 5 | Berger Action Fund INC Washington | $273.9M | $206.5M | $387.8M |
| 6 | Paintcare INC Washington | $145.7M | $84.7M | $93.5M |
| 7 | American Forest Foundation Washington | $119.6M | $20.3M | $157.8M |
| 8 | Urban Land Institute Washington | $99.6M | $93.1M | $106.3M |
| 9 | Climate Power Washington | $79.4M | $79.4M | $1.4M |
| 10 | League of Conservation Voters Education Fund Washington | $75.5M | $75.2M | $37.2M |
| 11 | Ocean Conservancy INC Washington | $56.1M | $49.2M | $95.3M |
| 12 | National Parks Conservation Association Washington | $53.6M | $47.7M | $69.8M |
| 13 | Oceana INC Washington | $53.0M | $34.7M | $62.2M |
| 14 | Friends of the Osa Washington | $52.8M | $13.4M | $25.6M |
| 15 | U S Green Building Council INC Washington | $50.7M | $50.3M | $40.0M |
| 16 | Global Fishing Watch INC Washington | $48.6M | $19.6M | $69.1M |
| 17 | Great Barrier Reef Foundation USA INC Washington | $47.8M | $47.8M | $28.7M |
| 18 | Wilderness Society Washington | $43.8M | $42.0M | $119.1M |
| 19 | Rights and Resources Institute INC Washington | $41.5M | $7.2M | $49.5M |
| 20 | The Recycling Partnership INC Washington | $41.2M | $41.2M | $46.1M |
| 21 | American Rivers INC Washington | $38.1M | $36.6M | $26.4M |
| 22 | Rewiring America INC Washington | $37.6M | $37.6M | $17.4M |
| 23 | Earthshare Washington | $37.3M | $37.3M | $38.9M |
| 24 | Center for Climate and Energy Solutions INC Washington | $35.4M | $15.3M | $22.6M |
| 25 | Land Trust Alliance Incorporated Washington | $31.6M | $22.4M | $24.7M |
| 26 | Smart Electric Power Alliance Washington | $31.4M | $19.9M | $39.5M |
| 27 | Climate and Clean Energy Equity Fund Washington | $29.5M | $29.5M | $52.6M |
| 28 | American Forests Washington | $29.2M | $26.3M | $15.4M |
| 29 | Partnership Project INC Washington | $29.2M | $29.2M | $29.8M |
| 30 | Clasp Washington | $28.9M | $28.9M | $23.6M |
| 31 | Bezos Earth Fund Foundation Washington | $28.3M | $0 | $223K |
| 32 | Verra Washington | $27.8M | $27.8M | $28.7M |
| 33 | Greenpeace Fund INC Washington | $27.8M | $26.3M | $43.0M |
| 34 | Environmental Working Group Washington | $27.7M | $21.8M | $27.1M |
| 35 | The Alliance for Climate Protection Washington | $25.6M | $23.8M | $22.7M |
| 36 | National Association of Conservation Districts INC Washington | $25.1M | $25.1M | $7.3M |
| 37 | Coalition for Green Capital Washington | $24.3M | $24.3M | $5.0B |
| 38 | International Council on Clean Transportation Washington | $22.4M | $22.3M | $25.4M |
| 39 | Center for Carbon Removal Washington | $22.2M | $10.4M | $25.2M |
| 40 | Resources for the Future INC Washington | $21.5M | $16.9M | $85.9M |
| 41 | Casey Trees Washington | $20.0M | $11.0M | $208.0M |
| 42 | 350 Org Washington | $19.5M | $19.5M | $11.1M |
| 43 | Ocean Foundation Washington | $19.1M | $18.8M | $23.2M |
| 44 | Friends of the Earth Washington | $19.0M | $16.9M | $22.5M |
| 45 | Clearpath INC Washington | $18.9M | $18.4M | $9.4M |
| 46 | Mission Possible Partnership USA INC Washington | $18.2M | $5.3M | $12.3M |
| 47 | American Council for an Energy Efficient Economy Washington | $15.7M | $15.7M | $19.6M |
| 48 | Rails to Trails Conservancy Washington | $15.4M | $13.3M | $23.0M |
| 49 | Sustainable Forestry Initiative INC Washington | $14.0M | $13.5M | $12.9M |
| 50 | Efi Foundation Washington | $14.0M | $14.0M | $5.2M |