| Name | Deductibility Code |
| Friends of Hancocks Resolution Inc. | -- |
| Gibson Island Historical Society Inc. | -- |
| Hancock S Resolution Foundation Inc. | -- |
| Historic Textile Research Foundation Inc. | 3 |
| International Society of Geographical Ophthalmology | -- |
| Owen Charitable Foundation | 4 |
| Rogers Wilbur Foundation Inc. | 4 |
| Schuh Family Foundation Inc. | 4 |