Elizabeth T Heim and Margaret L Rigby Memorial Fund
Invitation OnlyDallas, Texas · EIN 30-6421375 · Private foundation
Grants paid (2025)$389K
Organizations funded11
Typical grant$19,457
Total assets$8.1M
Half of its grants to organizations were between $19,457 and $38,914.
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
100% of grants went outside Texas.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Mayo Clinic Foundation | Rochester, MN | Unrestricted general | $97,286 |
| Mental Health America Inc | Alexandria, VA | Unrestricted general | $58,372 |
| Memorial Sloan-Kettering Cancer | New York, NY | Unrestricted general | $38,914 |
| American Heart Association Inc | St Petersburg, FL | Unrestricted general | $38,914 |
| Johns Hopkins Hospital | Baltimore, MD | Unrestricted general | $38,914 |
| National Foundation for Cancer Research | Bethesda, MD | Unrestricted general | $19,457 |
| Masonic Medical Research Lab | Utica, NY | Unrestricted general | $19,457 |
| National Osteoporosis Foundation | Washington, DC | Unrestricted general | $19,457 |
| University of Miami-Ophthalmology | Coral Gables, FL | Unrestricted general | $19,457 |
| The Arthritis Research Institute | Clearwater, FL | Unrestricted general | $19,457 |
| Glaucoma Research Foundation | San Francisco, CA | Unrestricted general | $19,457 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $389,142 | 11 |
| 2024 | $229,174 | 11 |
| 2023 | $258,800 | 11 |
Sources
- IRS Form 990-PF, tax year 2025, filed Aug 25, 2026 - IRS e-file batch, object ID 202632379349100118
- IRS Tax Exempt Organization Search for EIN 30-6421375
- Profile updated Nov 7, 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.