| MUTUAL SECURITY CREDIT UNION INC | Shelton | — | $18M | 7 |
| SOUTH KENT SCHOOL CORPORATION | South Kent | B25Z Education | $17.9M | 6 |
| CONNECTICUT RENAISSANCE INC | Shelton | F220 Mental Health & Crisis Intervention | $17.8M | 5 |
| THE MARY WADE HOME INCORPORATED | New Haven | E910 Health Care | $17.8M | 7 |
| HOLE IN THE WALL GANG FUND INC | New Haven | N120 Recreation & Sports | $17.8M | 10 |
| BRIDGES HEALTHCARE INC | Milford | F320 Mental Health & Crisis Intervention | $17.6M | 7 |
| THE COUNTRY CLUB OF NEW CANAAN | New Canaan | — | $17.5M | 6 |
| ACHIEVEMENT FIRST BRIDGEPORT ACADEMY INC | New Haven | B29 Education | $17.5M | 3 |
| EASTER SEAL REHABILITATION CENTER | Waterbury | — | $17.5M | 5 |
| IUPAT DISTRICT COUNCIL NO 11 HEALTH | Meriden | — | $17.4M | 4 |
| THE FOOTE SCHOOL ASSOCIATION | New Haven | B24I Education | $17.3M | 7 |
| THE COMMUNITY FOUNDATION OF EASTERN | New London | T310 Philanthropy, Voluntarism & Grantmaking Foundations | $17.3M | 4 |
| YALE NEW HAVEN CARE CONTINUUM | New Haven | E91 Health Care | $17.2M | 7 |
| SERVICE EMPLOYEES INTERNATIONAL UNION | Hartford | — | $17.1M | 21 |
| EASTERN CONNECTICUT WORKFORCE | Franklin | J20 Employment | $17.1M | 4 |
| MILESTONES BEHAVIORAL SERVICES INC | Orange | B28 Education | $17.1M | 6 |
| THE COUNTRY CLUB OF DARIEN INC | Darien | — | $17M | 7 |
| ACHIEVEMENT FIRST HARTFORD ACADEMY | New Haven | B29 Education | $17M | 6 |
| AMISTAD ACADEMY INC | New Haven | B24 Education | $17M | 6 |
| BRUCE MUSEUM INC | Greenwich | A500 Arts, Culture & Humanities | $16.9M | 8 |
| LUTHERAN HOME OF SOUTHBURY INC | Southbury | E30 Health Care | $16.9M | 13 |
| JOURNEY FOUND INC | Manchester | L24 Housing & Shelter | $16.9M | 4 |
| VISITING NURSE & HOSPICE OF LITCHFIELD COUNTY INC | Winsted | — | $16.8M | 6 |
| WOOSTER SCHOOL CORPORATION | Danbury | — | $16.8M | 7 |
| GE FOUNDATION | Norwalk | — | $16.7M | 0 |
| THE WHITBY SCHOOL INCORPORATED | Greenwich | B240 Education | $16.7M | 8 |
| GILEAD COMMUNITY SERVICES INC | Middletown | — | $16.7M | 7 |
| MIDSTATE ARC INC | Meriden | — | $16.7M | 8 |
| WAVENY CARE CENTER INC | New Canaan | E91Z Health Care | $16.6M | 10 |
| RENBROOK SCHOOL INC | West Hartford | B200 Education | $16.5M | 5 |
| THE STORR FAMILY FOUNDATION | Stamford | — | $16.5M | 0 |
| KNIGHTS OF COLUMBUS CHARITIES INC | New Haven | S820 Community Improvement & Capacity Building | $16.4M | 7 |
| AGENCY ON AGING OF SOUTH CENTRAL | North Haven | — | $16.4M | 4 |
| THE MICHAEL & CAROL LOWENSTEIN | Greenwich | T22 Philanthropy, Voluntarism & Grantmaking Foundations | $16.3M | 0 |
| SOUTHWESTERN CT AGENCY ON AGING INC | Bridgeport | P810 Human Services | $16.3M | 5 |
| SERIOUSFUN CHILDREN'S NETWORK | Norwalk | F03 Mental Health & Crisis Intervention | $16.3M | 8 |
| THE STANWICH CLUB INCORPORATED | Greenwich | — | $16.2M | 7 |
| THE CHILDREN'S CENTER OF HAMDEN INC | Hamden | B28 Education | $16.2M | 8 |
| BELGIAN AMERICAN EDUCATIONAL FOUNDATION | New Haven | Q220 International, Foreign Affairs & National Security | $16.2M | 0 |
| ODD FELLOWS HOME OF CONNECTICUT INC | Groton | — | $16.2M | 7 |
| THE MARITIME AQUARIUM AT NORWALK INC | Norwalk | A500 Arts, Culture & Humanities | $16.1M | 5 |
| THE CONNECTICUT HISTORICAL SOCIETY | Hartford | A800 Arts, Culture & Humanities | $16.1M | 3 |
| MENTAL HEALTH CONNECTICUT INC | Farmington | F80Z Mental Health & Crisis Intervention | $16M | 7 |
| STAR INC - LIGHTING THE WAY | Norwalk | P82 Human Services | $16M | 2 |
| PERSON-TO-PERSON INC | Darien | T50 Philanthropy, Voluntarism & Grantmaking Foundations | $15.9M | 3 |
| TAMARACK COUNTRY CLUB INC | Greenwich | — | $15.9M | 5 |
| COLUMBUS HOUSE INC | New Haven | L410 Housing & Shelter | $15.8M | 7 |
| THE ROUND HILL CLUB INCORPORATED | Greenwich | — | $15.7M | 7 |
| NEWMAN'S OWN FOUNDATION | Westport | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $15.5M | 3 |
| WATERFORD COUNTRY SCHOOL INC | Quaker Hill | B280 Education | $15.5M | 4 |
