| 1 | Prairie Rivers Network | $4.6M | $5.8M | --- |
| 2 | Council Of Great Lakes Governors Inc | $3.8M | $3.7M | --- |
| 3 | Ecology Action Center | $851K | $792K | --- |
| 4 | U S Green Building Council Illinois Chapter | $1.1M | $1.3M | --- |
| 5 | Central States Water Pollution Control Association Inc | $622K | $340K | --- |
| 6 | Tree Fund Tree Research & Education Endowment Fund | $951K | $6.3M | --- |
| 7 | Food For Climate League Inc | $1.6M | $869K | --- |
| 8 | Renewable Natural Resources Foundation | $3.2M | $19.9M | --- |
| 9 | Forest Preserve Foundation Inc | $521K | $382K | --- |
| 10 | Bent Of The River Sanctuary Tr P13210003 | $3.2M | $10.4M | 70/100 |
| 11 | A M Huntington Trust Fbo Brookgreen Gardens Pv 3584 | $3.6M | $11.6M | 85/100 |
| 12 | Green Era Educational Nfp | $2.7M | $11.5M | --- |
| 13 | Brushwood Center At Ryerson Woods | $3.8M | $5.1M | --- |
| 14 | Preservation Foundation Of The Lakecounty Forest Preserves | $3.4M | $11.6M | --- |
| 15 | Healthy Schools Campaign | $2.4M | $2.4M | --- |
| 16 | The Gaia Movement Living Earth Green World Action Usa Inc | $1.2M | $866K | --- |
| 17 | Black Oaks Center For Sustainable Renewable Living Nfp | $2.1M | $2.8M | 90/100 |
| 18 | Nature Conservation Tr | $2.3M | $39.5M | --- |
| 19 | Climate Vault Inc | $8.2M | $18.6M | --- |
| 20 | Water Quality Association | $15.7M | $15.1M | --- |
| 21 | Resource Center | $790K | $250K | --- |
| 22 | Illinois Conservation Foundation | $1.2M | $7.3M | --- |
| 23 | Illinois Park And Recreation Association | $2.0M | $2.9M | --- |
| 24 | Seven Generations Ahead | $863K | $156K | --- |
| 25 | Saving Tomorrows Agriculture Resources | $1.5M | $476K | --- |
| 26 | Cofan Survival Fund Inc | $397K | $59K | --- |
| 27 | Youth Conservation Corps | $2.2M | $773K | --- |
| 28 | Friends Of The Shawnee National Forest | $620K | $23K | --- |
| 29 | Friends Of Nachusa Grasslands | $1.0M | $7.6M | --- |
| 30 | Cub Consumer Education And Researchfund | $3.7M | $2.0M | 75/100 |
| 31 | Gratiot Lake Conservancy | $999K | $13.1M | --- |
| 32 | Friends Of Illinois Nature Preserves | $406K | $219K | --- |
| 33 | Friends Of The Forest Preserve District Of Dupage County | $543K | $889K | --- |
| 34 | Rockford Park District Foundation | $15.2M | $14.7M | --- |
| 35 | Familyfarmed | $790K | $519K | --- |
| 36 | Friends Of Wildlife Prairie Park | $5.3M | $16.4M | 88/100 |
| 37 | Southeast Environmental Task Force | $1.7M | $1.9M | --- |
| 38 | Friends Of The Forest Preserves | $3.2M | $2.9M | --- |
| 39 | The Dupage River Salt Creek Work Group | $2.3M | $9.8M | --- |
| 40 | Smeja Homestead Foundation Inc | $1.4M | $6.6M | --- |
| 41 | Heartlands Conservancy | $2.1M | $4.4M | --- |
| 42 | Prairie Hills Resource Conservation And Development Inc | $621K | $7.0M | --- |
| 43 | Illinois Audubon Society | $10.8M | $56.5M | --- |
| 44 | Scarce | $878K | $2.2M | --- |
| 45 | Lake Katherine Nature Center And Botanic Gardens | $432K | $574K | --- |
| 46 | Environmental Law & Policy Center Of The Midwest | $16.5M | $41.5M | --- |
| 47 | Urban Rivers Inc | $942K | $953K | --- |
| 48 | Alliance For Water Efficiency Nfp | $1.5M | $1.2M | --- |
| 49 | Bond Madison Water Company | $3.7M | $12.8M | --- |
| 50 | Current Innovation Nfp | $5.9M | $4.4M | --- |
| 51 | Living Lands & Waters | $2.6M | $5.0M | --- |
| 52 | The Wetlands Initiative | $4.1M | $12.7M | --- |
| 53 | Grand Prairie Friends | $1.6M | $6.3M | --- |
| 54 | Lake Forest Open Lands Association | $16.5M | $82.4M | --- |
| 55 | Citizens For Conservation Inc | $1.1M | $24.6M | --- |
| 56 | Great Rivers Land Preservation Association Inc | $556K | $15.1M | --- |
| 57 | Conservation Foundation | $7.8M | $21.2M | --- |
| 58 | Jo Daviess Conservation Foundation Inc | $13.0M | $21.4M | --- |
| 59 | Natural Land Institute | $6.3M | $22.5M | --- |
| 60 | Evergreen Climate Innovations | $3.9M | $19.2M | --- |
| 61 | Elevate Energy | $84.0M | $58.3M | --- |
| 62 | Clean Energy Jobs And Justice Fund | $1.0M | $1.0M | --- |
| 63 | Illinois Clean Energy Community Foundation | $75.6M | $68.5M | --- |
| 64 | Passive House Institute Us Inc | $3.4M | $3.5M | --- |
| 65 | Midwest Energy Efficiency Alliance | $4.7M | $4.3M | --- |
| 66 | Center For Neighborhood Technology | $4.8M | $3.7M | --- |
| 67 | Anderson Gardens | $2.7M | $14.0M | --- |
| 68 | Morton Arboretum | $164.6M | $367.6M | --- |
| 69 | Chicago Horticultural Society | $80.5M | $359.1M | --- |
| 70 | Abraham Lincoln Memorial Garden Foundation | $1.3M | $7.3M | --- |
| 71 | Quad City Botanical Center Foundation | $2.1M | $6.4M | --- |
| 72 | Klehm Arboretum And Botanic Garden Inc | $769K | $410K | --- |
| 73 | Kindness Campaign | $3.4M | $762K | --- |
| 74 | Friends Of Sears Sunken Garden | $900K | $1.2M | --- |
| 75 | Keep Northern Illinois Beautiful Inc | $418K | $591K | --- |
| 76 | Chicago Gateway Green Committee | $457K | $372K | --- |
| 77 | Climate Jobs Illinois Education Fund | $975K | $313K | --- |
| 78 | Illinois Environmental Council Education Fund | $3.6M | $4.2M | --- |
| 79 | Big Medicine Nfp | $677K | $128K | --- |
| 80 | Degrowth Institute | $519K | $453K | --- |
| 81 | Expeditions In Education Inc | $443K | $148K | --- |
| 82 | Garfield Park Conservatory Alliance | $4.3M | $7.6M | --- |
| 83 | Lee A & Mary Jane Rieth Foundation For Environmental Education | $7.8M | $21.2M | --- |
| 84 | Riverwalk Bicentennial Fund | $725K | $736K | --- |
| 85 | Neighbors For Environmental Justice Inc | $703K | $837K | --- |
| 86 | Nells Foundation | $10.1M | $20.6M | --- |