| Name | Deductibility Code |
| Castle Industries Foundation Inc. | 4 |
| Germania Lutheran Cemetery Association | 6 |
| Island Foundation Inc. | 4 |
| March for Freedom Inc. | -- |
| Princeton Historical Society Inc. | -- |
| Princeton Outreach Food Pantry Inc. | -- |
| Princeton Senior Citizen Club Inc. | -- |
| Tubu Animal Rescue Inc. | -- |
| Virginia K Townley Family Foundation | 4 |