| Name | Deductibility Code |
| A Time to Heal Ministries | -- |
| Alvin M Bentley Foundation | 4 |
| Ascesion Family Services Inc. | -- |
| Assembly of Christian Brethern of Countryside Gospel Chapel | -- |
| Baker College of Owosso | -- |
| Bible Nation Society | -- |
| Chamber Foundation Inc. | -- |
| Christian Independent Fellowship Inc. | -- |
| Christs Church of the City of Owosso | -- |
| Community Radio Watch of Shiawassee County | -- |
| Cook Family Foundation | 4 |
| Devries Nature Conservancy | 3 |
| Education for Prosperity Inc. | -- |
| Emerson School Parent Organization | -- |
| Families Against Substance Abuse Fasa Inc. | -- |
| Family Life Services Inc. | -- |
| Friends of Hospice of Shiawassee Inc. | -- |
| Friends of the Shiawassee River Inc. | -- |
| Get Fit Shiawassee | -- |
| Good News Fellowship Church of Owoss Inc. | -- |
| Laingsburg Clothesline | -- |
| Legal Secretaries of Shiawassee County | -- |
| Life in Christ Christian Church | -- |
| Love Inc. of Mid-Michigan | -- |
| Memorial Diagnostic Inc. | -- |
| Memorial Healthcare Center | -- |
| Michigan State Tr for Railway Pres Inc. | -- |
| Michigan Wildlife and Forest Preservation Foundation | 3 |
| Movie Museum Inc. | -- |
| Nehemiah Ministries | -- |
| New Directions Drop in | -- |
| Oak Hill Cemetery Co | 6 |
| Owosso Area Amphitheater Performing Arts Association Inc. | -- |
| Owosso Band Boosters | -- |
| Owosso Church of Christ | -- |
| Owosso Community Players | -- |
| Owosso Girls Softball League | -- |
| Owosso Public Access Channel Inc. | -- |
| Owosso Public Schools Foundation | -- |
| Owosso Sports Boosters Inc. | -- |
| Preservation Owosso | -- |
| Respite Volunteers of Shiawassee | -- |
| Shiawasse United Way | -- |
| Shiawassee Area YMCA | -- |
| Shiawassee Arts Council | -- |
| Shiawassee Community Foundation | -- |
| Shiawassee Conservation Assoc | -- |
| Shiawassee Council for Child Abuse Prevention | -- |
| Shiawassee County Association for Retarded Citizens | -- |
| Shiawassee County Genealogical Society | -- |
| Shiawassee County Historical Society | -- |
| Shiawassee County Humane Society Inc. | -- |
| Shiawassee Foundation | -- |
| Shiawassee Youth Chorale Inc. | -- |
| Shlawassee Goodfellows | -- |
| Spring Vale Academy | -- |
| Teens Involved Ministries Inc. | -- |
| The Memorial Health Care Foundation | -- |