| Name | Deductibility Code |
| Friends of the Hartland Public Library | -- |
| Hartland Community Arts Inc. | -- |
| Hartland Cooperative Nursery School | -- |
| Hartland Garden Club | -- |
| Hartland Historical Society | -- |
| Hartland Nature Club | -- |
| Hartland Public Library Fundraising Committee | -- |
| Independent Ryders Inc. | -- |
| Jamie and Thatcher Fields Family Foundation Inc. | 4 |
| Spay Asap Inc. | -- |
| Sustainability Institute Inc. | -- |