| Name | Deductibility Code |
| Arrowhead Basketball Club | -- |
| Arthur C Kootz Foundation | 4 |
| Country Christian School Inc. | -- |
| Friends of Nashotah Inc. | -- |
| Kettle Moraine Garden Club Inc. | -- |
| Nashotah Area Chamber of Commerce Inc. | 6 |
| Nashotah House Foundation Inc. | -- |
| Oconomowoc Community Choir Inc. | -- |
| Okauchee Lake Sailing School Inc. | -- |
| Seaman-Goes Family Foundation Inc. | 4 |
| Tall Pines Conservancy Inc. | -- |
| The Tyme Out Youth Ministry Center Inc. | -- |
| Thomas J Rolfs Foundation Inc. | 4 |
| Turkey Club Inc. | -- |