Provisional. Ranked October 7, 2026 from the filings the IRS had published by then. Organizations have up to 10½ months after their year ends to file, so the list will change as the rest arrive.
| Rank | National | Organization | Growth | Revenue |
|---|---|---|---|---|
| 1 | 65 | Seton Collaborative Corporation Shelton, CT | 1,962% | $113K → $2.3M |
| 2 | 295 | The Legacy Foundation of Hartford Hartford, CT · Health care | 555% | $473K → $3.1M |
| 3 | 313 | The Justice Education Center INC West Hartford, CT | 537% | $2.1M → $13.7M |
| 4 | 398 | The Life Center of Connecticut INC Hartford, CT · Mental health | 455% | $643K → $3.6M |
| 5 | 545 | Urban Alliance Inc East Hartford, CT · Human services | 351% | $823K → $3.7M |
| 6 | 552 | Yale-China Association Inc New Haven, CT · International | 347% | $655K → $2.9M |
| 7 | 636 | Avon Theatre Film Center INC Stamford, CT · Arts and culture | 306% | $1.2M → $5.1M |
| 8 | 642 | Norwich Community Development Corporatio Norwich, CT · Community improvement | 305% | $928K → $3.8M |
| 9 | 651 | Danbury War Memorial Association INC Danbury, CT · Public benefit | 302% | $593K → $2.4M |
| 10 | 670 | Downtown Evening Soup Kitchen INC New Haven, CT | 296% | $972K → $3.9M |
| 11 | 789 | Readyct INC Hartford, CT · Education | 260% | $2.2M → $8.1M |
| 12 | 931 | Connecticut Violence Intervention & New Haven, CT · Crime and legal | 229% | $844K → $2.8M |
| 13 | 938 | The Salisbury Association INC Salisbury, CT · Arts and culture | 228% | $844K → $2.8M |
| 14 | 976 | Project Hope of Eastern Connecticut Willimantic, CT · Housing | 221% | $828K → $2.7M |
| 15 | 999 | ST Vincent de Paul Place Norwich, CT | 218% | $822K → $2.6M |