| GRAND VICTORIA FOUNDATION | CHICAGO, IL | program funder | 3 |
| Hamill Family Foundation | | program funder | 3 |
| Illinois Clean Energy Community Foundation | | program funder | 3 |
| DELTA INSTITUTE | CHICAGO, IL | program funder | 2 |
| LAND TRUST ALLIANCE INCORPORATED | WASHINGTON, DC | program funder | 2 |
| THE CONSERVATION FUND A NONPROFIT CORPORATION | ARLINGTON, VA | program funder | 2 |
| ALEXANDER D LARSON GIFT FUND 00670000 | DUBUQUE, IA | program funder | 1 |
| ALLAN R ETTINGER FOUNDATION | CHICAGO, IL | program funder | 1 |
| AMENDED AND RESTATED BRUBAKER CHARITABLE TRUST | CHERRY VALLEY, IL | program funder | 1 |
| AMERICAN NATURAL HERITAGE FOUNDATION AND MUELLER FAM CHARTIT | GALENA, IL | program funder | 1 |
| ANDERSON FAMILY FOUNDATION | PORT TOWNSEND, WA | program funder | 1 |
| ARTHUR L BUD JOHNSON IN MEMORY OF ELAINE V JOHNSON FOUNDATION | CUMMING, GA | program funder | 1 |
| ATWOOD FOUNDATION | | program funder | 1 |
| BEN HARDING FAMILY FOUNDATION | ROCKFORD, IL | program funder | 1 |
| BERGMANN BENJAMIN MOORE PERPETUAL CHARITABLE TRUST | MAPLE PARK, IL | program funder | 1 |
| BLACK-PERIMAN FOUNDATION | EVANSTON, IL | program funder | 1 |
| CARNEY FAMILY FOUNDATION | CHICAGO, IL | program funder | 1 |
| COMMUNITY FOUNDATION OF GREATER DUBUQUE | DUBUQUE, IA | program funder | 1 |
| COMMUNITY FOUNDATION OF NORTHERN ILLINOIS | ROCKFORD, IL | program funder | 1 |
| COVINGTON CHARITABLE TR | LAKE BLUFF, IL | program funder | 1 |
| D A O FOUNDATION | LOVES PARK, IL | program funder | 1 |
| DAVID & COLLEEN ANDERSON CHARITABLE FOUNDATION | ROCKFORD, IL | program funder | 1 |
| DONALD A AND VERNA M PETERSON FOUNDATION | DOWNERS GROVE, IL | program funder | 1 |
| DUPAGE COMMUNITY FOUNDATION | DOWNERS GROVE, IL | program funder | 1 |
| FRITZ FAMILY FOUNDATION INC | POTOSI, WI | program funder | 1 |