| PTSA Connecticut IncRidgefield | Form 990-N | No figure |
| The Friends of the Bristol Senior Center IncBristol | Form 990-N | No figure |
| Aiken School PTO IncWest Hartford | Form 990-N | No figure |
| Harwinton Library Friends IncHarwinton | Form 990-N | No figure |
| Northeast Academy PTOMystic | Form 990-N | No figure |
| Ledyard Inter Church Emergency Assistance Fund IncGales Ferry | Form 990-N | No figure |
| Friends of the New Britain Public LibraryNew Britain | Form 990-N | No figure |
| Tourette Association of America IncDurham | Form 990-N | No figure |
| Northeast Christians at Work IncVernon | Form 990-N | No figure |
| American Marketing Association IncNorwalk | Form 990-N | No figure |
| Free Forever Prison Ministry IncWoodbridge | Form 990-N | No figure |
| Citysingers of Hartford IncEast Hartford | Form 990-N | No figure |
| Connecticut Junior Women IncOrange | Form 990-N | No figure |
| Connecticut Appraisal Education Foundation IncNew Hartford | Form 990-N | No figure |
| Litchfield County Choral Union IncNorfolk | Form 990-N | No figure |
| The Fairfield Bridgeport Eruv IncBridgeport | Form 990-N | No figure |
| The Salem P T O F IncSalem | Form 990-N | No figure |
| Federated Garden Clubs of Connecticut IncMystic | Form 990-N | No figure |
| Depaolo Junior High School Parent Teacher Organization IncSouthington | Form 990-N | No figure |
| Greenwich Retirees Eating & Tarrying SocietyGreenwich | Form 990-N | No figure |
| Mystic River ChoraleMystic | Form 990-N | No figure |
| Voluntown Historical SocietyVoluntown | Form 990-N | No figure |
| Middletown Symphonic Band IncMiddletown | Form 990-N | No figure |
| Japan U S Society of Greater Fairfield County IncRidgefield | Form 990-N | No figure |
| H H Ellis Tech Booster Club Parent Faculty OrganizationDanielson | Form 990-N | No figure |
| Royal Scottish Country Dance SocietyWindsor | Form 990-N | No figure |
| Connecticut Association of Phillippine PhysiciansCollinsville | Form 990-N | No figure |
| PTSA Connecticut IncMiddletown | Form 990-N | No figure |
| Joseph P Shanahan II Scholarship Fund IncSouthbury | Form 990-N | No figure |
| Communitas IncManchester | Form 990-N | No figure |
| Insurance City Repeater ClubBristol | Form 990-N | No figure |
| Earth Action Network IncNorwalk | Form 990-N | No figure |
| Bethel Historical SocietyBethel | Form 990-N | No figure |
| Hubbard School Parent Teacher Org Hubbard Elementary SchoolBerlin | Form 990-N | No figure |
| Hand to Hand for HaitiStratford | Form 990-N | No figure |
| Vito Colangelo Sports ComplexTorrington | None required | $0FY2024 |
| Lake Wononscopomuc Association IncSalisbury | Form 990-N | No figure |
| Cil Housing IncorporatedHartford | Form 990-N | No figure |
| PTSA Connecticut CongressEast Haven | Form 990-N | No figure |
| Polish National Youth Baseball FoundationStamford | Form 990-N | No figure |
| PTSA Connecticut IncWilton | Form 990-N | No figure |
| Dartmouth Club of South East Connecticut IncOld Lyme | Form 990-N | No figure |
| Ethnic Historical Archives Center of New Haven IncNew Haven | Form 990-N | No figure |
| Astronomical Society of New Haven IncMilford | Form 990-N | No figure |
| Village Improvement Sociiety of Thompson IncThompson | Form 990-N | No figure |
| Burlington Land Trust IncBurlington | Form 990-N | No figure |
| PTSA Connecticut IncTrumbull | Form 990-N | No figure |
| PTSA Connecticut IncWest Haven | Form 990-N | No figure |
| Little League Baseball IncDerby | Form 990-N | No figure |
| Connecticut Junior Women IncSouth Windsor | Form 990-N | No figure |