| Name | Deductibility Code |
| Braun-Reiss Family Foundation Inc. | 4 |
| Circle of Friends Inc. | -- |
| Fortress of Peace Ministries Inc. | -- |
| Friends of the Wade House Inc. | -- |
| Glacial Lakes Conservancy Inc. | -- |
| Grover Family Foundation Inc. | 4 |
| Kohler Foundation Inc. | 4 |
| Kohler Police Athletic League Inc. | -- |
| Kohler School District Foundation Inc. | -- |
| Kohler Trust for Preservation | -- |
| Kohler Trust for the Arts and Education | -- |
| Lichtner-Grotenrath Foundation | 4 |
| Tour De Road America Foundation Inc. | -- |
| Walsh Family Foundation Inc. | 4 |