Hieronymus Family Fund Inc
Invitation OnlyMiamisburg, Ohio · EIN 31-1381301 · Private foundation
Grants paid (2025)$166K
Organizations funded33
Typical grant$2,000
Total assets$5.6M
Half of its grants to organizations were between $1,500 and $5,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
24% of grants went outside Ohio.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Heidelberg University | Tiffin, OH | Scholarships | $45,000 |
| Wilmington | Wilmington, OH | Agriculture deptscience building | $20,000 |
| Miamisburg Education | Miamisburg, OH | Scholarshipsteachers minigrant | $10,000 |
| Trinity Church of Miamisburg | Miamisburg, OH | Church | $10,000 |
| Miamisburg Historical Society | Miamisburg, OH | Pvtopfdn | $10,000 |
| University Hospitals of Cleveland | Cleveland, OH | Hospitals | $10,000 |
| Guiding Eyes for the Blind | Yorktown, NY | Guiding eye dogs | $5,000 |
| Miami University | Oxford, OH | Scholarshipfund | $5,000 |
| Holden Arboretum | Kirtland, OH | Arboretumfund | $5,000 |
| North Ridgeville Schools Educational Foundation | North Ridgeville, OH | School support | $5,000 |
| Miamisburg Community Foundation | Miamisburg, OH | Parks | $5,000 |
| Mentor UMC | Mentor, OH | Church | $4,000 |
| International Society of Bassists | Dallas, TX | Performingarts | $3,000 |
| Hospice of the Western Reserve | Cleveland, OH | Hospice care | $3,000 |
| Victoria Theatre Association | Dayton, OH | Dayton live | $2,500 |
| The Salvation Army | Dayton, OH | Humanitarianaide | $2,500 |
| Mentor Education | Mentor, OH | Scholarshipfund | $2,000 |
| United Church Homes | Marion, OH | Caregivers | $2,000 |
| Bright Focus Foundation | Clarksburg, MD | Macular degeneration | $2,000 |
| University of Minnesota Foundation | Minneapolis, MN | Biomedical engineeringprogram support | $2,000 |
| Butler University | Indianapolis, IN | College of educationpriority needs fund | $2,000 |
| Baum Opera House Assn | Miamisburg, OH | Community foundation | $2,000 |
| Jdrf | Dayton, OH | Juvenilediabetes | $1,500 |
| Morris Animal Foundation | Denver, CO | Animalshelter | $1,500 |
| Alive Center | Naperville, IL | Youth empowermentand mental health | $1,500 |
| Culture Works | Dayton, OH | Performing arts | $1,000 |
| Goodwill | Dayton, OH | Radio readingservice | $1,000 |
| Homefull | Dayton, OH | Homelessshelter | $500 |
| Ohio Historical Society | Columbus, OH | Historical | $500 |
| Miamisburg Collaboration | Miamisburg, OH | Homelesssupport | $500 |
| Rotary International | Evanston, IL | Rotaryfoundation | $500 |
| Avon Lions Scholarship | Avon, OH | Scholarship | $500 |
| Miamisburg Hs Alumni | Miamisburg, OH | Alumni assn | $250 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $166,250 | 33 |
| 2024 | $154,250 | 29 |
| 2023 | $156,250 | 30 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 15, 2026 - IRS e-file batch, object ID 202641359349103119
- IRS Tax Exempt Organization Search for EIN 31-1381301
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.