| CHRISTIAN BUEHLER MEMORIAL | Peoria | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $18.2M | 1 |
| IMC CHICAGO CHARITABLE FOUNDATION | Chicago | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $18.2M | 3 |
| APPRAISAL INSTITUTE | Chicago | — | $18.2M | 12 |
| LOYOLA PRESS | Chicago | — | $18.2M | 9 |
| American Society of Safety Professionals | Park Ridge | — | $18.2M | 10 |
| EJ WATER COOPERATIVE INC | Dieterich | — | $18.1M | 16 |
| THE WHEATON SOCIETY FOR CHRISTIAN INSTRUCTION | Winfield | B24Z Education | $18.1M | 1 |
| GADS HILL CENTER | Chicago | P300 Human Services | $18.1M | 3 |
| ALPHAWOOD FOUNDATION | Chicago | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $18M | 6 |
| RAPID RESIST ACTION | Chicago | R99 Civil Rights, Social Action & Advocacy | $18M | 1 |
| HOSPICE OF SOUTHERN ILLINOIS INC | Belleville | P740 Human Services | $18M | 9 |
| Young Mens Christian Assoc McGaw Inc | Evanston | P27 Human Services | $18M | 9 |
| INSTITUTE FOR RESPONSIVE GOVERNMENT INC | Chicago | W99 Public & Societal Benefit | $18M | 6 |
| CONGRESS OF NEUROLOGICAL SURGEONS INC | Schaumburg | G96C Diseases, Disorders & Medical Disciplines | $18M | 7 |
| CHICAGO AREA JT WELFARE COMM FOR THE POINTING CLEANING CAULKING IND | Elmhurst | — | $17.9M | 1 |
| COMMUNITY EDUCATION NETWORK | Chicago | B80 Education | $17.9M | 0 |
| State Farm Companies Foundation | Bloomington | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $17.9M | 0 |
| VOLUNTEERS OF AMERICA OF ILLINOIS | Chicago | — | $17.7M | 5 |
| Food Export Association of the Midwest USA | Chicago | — | $17.7M | 5 |
| INTERNATIONAL HOUSEWARES ASSOCIATION | Rosemont | — | $17.7M | 10 |
| COVENANT LIVING OF KEENE | Skokie | — | $17.7M | 17 |
| DAVID F & MARGARET T GROHNE FAMILY FOUNDATION | Western Springs | T99Z Philanthropy, Voluntarism & Grantmaking Foundations | $17.7M | 0 |
| DECATUR EARTHMOVER CREDIT UNION | Forsyth | — | $17.7M | 12 |
| WESTMORELAND COUNTRY CLUB | Wilmette | — | $17.5M | 7 |
| TCT MINISTRIES INC | Marion | X82 Religion-Related | $17.5M | 10 |
| JACKIE JOYNER KERSEE FOUNDATION | East Saint Louis | O200 Youth Development | $17.4M | 1 |
| Carle Development Foundation | Urbana | E00J Health Care | $17.4M | 14 |
| LAWNDALE CHRISTIAN DEVELOPMENT CORP | Chicago | S30 Community Improvement & Capacity Building | $17.4M | 5 |
| ASIAN HUMAN SERVICES | Chicago | P840 Human Services | $17.4M | 4 |
| MUSEUM OF CONTEMPORARY ART | Chicago | A510 Arts, Culture & Humanities | $17.3M | 10 |
| THE ADLER PLANETARIUM | Chicago | A500 Arts, Culture & Humanities | $17.3M | 10 |
| AMERICAN SOCIETY FOR GASTROINTESTINAL ENDOSCOPY | Downers Grove | G70Z Diseases, Disorders & Medical Disciplines | $17.3M | 19 |
| THE YOUNG CENTER FOR IMMIGRANT CHILDRENS RIGHTS | Chicago | P84 Human Services | $17.3M | 9 |
| GOLDEN APPLE FOUNDATION FOR EXCELLENCE IN TEACHING | Chicago | — | $17.2M | 11 |
| THE CATHERINE COOK SCHOOL | Chicago | — | $17.2M | 7 |
| Rural Electric Convenience Cooperative | Auburn | — | $17.2M | 12 |
| DONALD L HUTT TRUST XXXXX2004 | Chicago | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $17.2M | 1 |
| Helen V Brach Foundation | Chicago | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $17.2M | 8 |
| CHILDREN FIRST FUND THE CHICAGO PUBLIC SCHOOLS FOUNDATION | Chicago | B99 Education | $17.1M | 4 |
| EASTER SEALS OF JOLIET REGION INC | Joliet | P82 Human Services | $17.1M | 5 |
| INTERNATIONAL ACCREDITATION SERVICE INC | Country Club Hills | S40 Community Improvement & Capacity Building | $17.1M | 8 |
| RUTH LAKE COUNTRY CLUB | Hinsdale | — | $17.1M | 7 |
| JULIE INC | Joliet | — | $17.1M | 7 |
| ILLINOIS MANUFACTURING EXCELLENCE CENTER | Peoria | P20 Human Services | $17M | 1 |
| WILLIAM H & LOIS J MCESSY FOUNDATION | Lake Forest | T20Z Philanthropy, Voluntarism & Grantmaking Foundations | $17M | 1 |
| GLEN OAK COUNTRY CLUB | Glen Ellyn | — | $17M | 7 |
| INTERNATIONAL BROTHERHOOD OF TEAMSTERS LOCAL 705 | Chicago | — | $17M | 14 |
| WESTLAKE HEALTH FOUNDATION | Oakbrook Terrace | E90Z Health Care | $17M | 1 |
| COMMUNITY FOUNDATION OF NORTHERN IL | Rockford | T31 Philanthropy, Voluntarism & Grantmaking Foundations | $17M | 1 |
| ASSOCIATION OF DIABETES CARE & EDUCATION SPECIALISTS | Chicago | — | $16.9M | 13 |
