Mark Diehl Rev Living Trust First Natl Bank & Trust Co
Invitation OnlyClaremore, Oklahoma · EIN 73-6215491 · Private foundation
Grants paid (2025)$42K
Organizations funded4
Typical grant$4,241
Total assets$1.1M
Half of its grants to organizations were between $4,241 and $6,361.
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
0% of grants went outside Oklahoma.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Oklahoma Medical Research Foundation | Oklahoma City, OK | General purposes | $27,566 |
| Sacred Heart Catholic Church | Fairfax, OK | General purposes | $6,361 |
| Roman Catholic Diocese of Tulsa | Tulsa, OK | General purposes | $4,241 |
| Fairfax Public Library | Fairfax, OK | General purposes | $4,241 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $42,409 | 4 |
| 2024 | $38,928 | 4 |
| 2023 | $37,940 | 4 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 11, 2026 - IRS e-file batch, object ID 202611319349104511
- IRS Tax Exempt Organization Search for EIN 73-6215491
- 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.