| Name | Deductibility Code |
| Connecticut Alzheimers Resource Center Inc. | -- |
| Distributive Education Foundation of Connecticut Inc. State Office Bu | -- |
| Engine Co O 2 Sfd | -- |
| Iwo Jima Memorial Historical Foundation Inc. | -- |
| Joe and Kay Calvanese Foundation Incorporated | -- |
| Mount Southington Ski Team Parents Association | -- |
| Mulberry Gardens at Southington Llc | -- |
| Southington Amateur Radio Assoc Inc. | -- |
| Southington Band Backers Club Inc. | 4 |
| Southington Rotary Trust | -- |
| The Arc of Southington Inc. | -- |
| Todays Church Inc. | -- |