| Name | Deductibility Code |
| Ariens Foundation Ltd. | 4 |
| Brillion City Community Drive Inc. | -- |
| Brillion Foundation Inc. | 4 |
| Brillion Historical Society Inc. | -- |
| Brillion Nature Study Center Association Inc. | -- |
| Brillion Public Library Trust | -- |
| Brillion Wellness Foundation Inc. | -- |
| Calumet County Agricultural Association | -- |
| Cast Ministry and Mission Incorporated | -- |
| Creative Corner Nursery School Inc. | -- |
| Long Lake Advancement Association Inc. | -- |