| Name | Deductibility Code |
| Bashan Lake Association | -- |
| Christ Community Church of East Haddam | -- |
| Earth Charter Community of the Lower Valley | -- |
| East Haddem Land Trust Inc. | -- |
| Franklin Academy Incorporated | -- |
| Goodspeed Opera House Foundation Inc. | -- |
| Horse-Drawn Carriage and Sleigh Museum of New England Inc. | -- |
| Isaiah 58 Outreach Inc. | -- |
| One World Medicine Inc. | -- |
| Ray of Light Farm Inc. | -- |