| Artreach IncNorwich | Form 990 | $753,574FY2025 |
| Danbury Youth Services IncDanbury | Form 990 | $744,380FY2025 |
| Volunteer Fire Department of New Fairfield IncNew Fairfield | Form 990 | $735,119FY2025 |
| Wilton Soccer Association IncWilton | Form 990 | $727,360FY2025 |
| Junta for Progressive Action IncNew Haven | Form 990 | $721,280FY2024 |
| H O P E IncNew London | Form 990 | $717,226FY2025 |
| Oxford Ambulance Association IncOxford | Form 990 | $716,901FY2025 |
| Sharon Day Care Center IncSharon | Form 990 | $712,180FY2025 |
| NC Rams All-Sport Booster Club IncNew Canaan | Form 990 | $710,604FY2025 |
| Musical Masterworks Inc C/O JemOld Lyme | Form 990 | $707,530FY2025 |
| Lucy Robbins Welles Library IncNewington | Form 990 | $706,711FY2025 |
| Disabilities Network of Eastern ConnecticutNorwich | Form 990 | $705,319FY2025 |
| Yale International Relations IncNew Haven | Form 990 | $704,688FY2024 |
| Naugatuck Valley Community Technical College FoundationWaterbury | Form 990 | $702,640FY2026 |
| Old Lyme Childrens Learning Center IncOld Lyme | Form 990 | $699,751FY2025 |
| Association of Anglican MusiciansNorwalk | Form 990 | $694,549FY2024 |
| Fairfield United Soccer Association IncFairfield | Form 990 | $693,561FY2024 |
| Marlborough Elementary Child Care Association IncMarlborough | Form 990 | $688,273FY2025 |
| Twin Haven IncEast Lyme | Form 990 | $686,188FY2025 |
| La Casa-Elderly Housing IncHartford | Form 990 | $683,254FY2022 |
| National Electrical Contractors Association Inc & IbewWallingford | Form 990 | $683,185FY2025 |
| Caroline House IncBridgeport | Form 990 | $680,438FY2025 |
| Scare Crew Productions IncWallingford | Form 990 | $679,784FY2025 |
| Amistad Center for Art & Culture IncHartford | Form 990 | $679,636FY2025 |
| Connecticut Lions Eye Research Foundation IncWatertown | Form 990 | $677,147FY2025 |
| STM Elderly Housing CorpHartford | Form 990 | $665,312FY2025 |
| San Juan Center Elderly Housing IncHartford | Form 990 | $663,491FY2024 |
| New England Association for College Admission CounselingEllington | Form 990 | $662,662FY2025 |
| The Booth & Dimock Memorial Library IncorporatedCoventry | Form 990 | $661,046FY2025 |
| Boy Scouts of AmericaDerby | Form 990 | $650,791FY2024 |
| Hillel the Foundation for Jewish Campus LifeStorrs | Form 990 | $643,528FY2025 |
| Granby Homes for Senior Citizens IncGranby | Form 990 | $641,242FY2024 |
| Beardsley & Memorial LibraryWinsted | Form 990 | $640,935FY2025 |
| New Milford Congregate Housing IncNew Milford | Form 990 | $640,137FY2024 |
| Sherman Volunteer Fire DeptSherman | Form 990 | $637,339FY2025 |
| Ascentria Care Alliance IncMiddletown | Form 990 | $635,686FY2025 |
| Haddam Volunteer Ambulance Service IncHigganum | Form 990 | $633,892FY2025 |
| Twin Lakes Association of Salisbury IncSalisbury | Form 990 | $629,455FY2025 |
| Middlebury Volunteer Fire Department IncMiddlebury | Form 990 | $623,280FY2025 |
| Belltown Elderly Housing IncStamford | Form 990 | $621,061FY2025 |
| Trumbull United Soccer Club IncTrumbull | Form 990 | $620,549FY2025 |
| Children in Placement Connecticut IncNew Haven | Form 990 | $611,824FY2026 |
| The New London Community Meal Center IncNew London | Form 990 | $606,601FY2025 |
| Sphere IncRidgefield | Form 990 | $599,337FY2025 |
| Little League Baseball IncDarien | Form 990 | $593,116FY2025 |
| Sleeping Giant Day Care IncHamden | Form 990 | $589,654FY2025 |
| Brain Injury Alliance of Connecticut IncWindsor | Form 990 | $589,327FY2025 |
| Jewish Federation of Eastern Connecticut IncNorwich | Form 990 | $584,323FY2025 |
| She Leads Justice IncHartford | Form 990 | $583,963FY2025 |
| New Haven Scholarship Fund IncNew Haven | Form 990 | $582,571FY2025 |