| Name | Deductibility Code |
| Bcc - Iwla Legacy Foundation Inc. | -- |
| Bethesda Chevy Chase Iwla Endowment Inc. | -- |
| Camp Calleva Inc. | -- |
| Historic Medley District Inc. | -- |
| International Foundation for the Conservation of Natural Resources | 4 |
| Meadow Creek Inc. | -- |
| Poolesville Athletic Booster Club | -- |
| Poolesville Community Preschool Inc. | 5 |
| Poplar Spring Animal Sanctuary Inc. | -- |
| Sojourner Truth Farm School and Center for Human Growth | -- |
| St. Anthonys Bread Inc. | -- |
| The Friendly Thrift Shop Inc. | -- |
| Wumco Help Inc. | -- |