| Name | Deductibility Code |
| Cottage Grove Area Historical Society Inc. | -- |
| Cottage Grove Area Historical Society Inc. | -- |
| Cottage Grove Cemetery Association | 6 |
| Cottage Grove Schools Parent Teacher Organization | -- |
| Delta Theta Sigma Educational Foundation of Gamma Chapter Inc. | -- |
| Friends of the Cottage Grove Community Library Inc. | -- |
| Irene D Raabe Trust UW FBO Tomah High School Grads | 4 |
| Jdj International Inc. | 4 |
| M & M Team Inc. | -- |
| Monona Grove Football Booster | -- |
| Monona Grove Soccer Club Inc. | -- |