Rathburn Family Charitable Foundation
Invitation OnlyTulsa, Oklahoma · EIN 45-6625820 · Private foundation
Half of its grants to organizations were between $4,000 and $7,000.
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
75% of grants went outside Oklahoma.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Tulsa Childrens Museum | Tulsa, OK | Charitable | $149,750 |
| Alternative Horizons Corporation | Durango, CO | Charitable | $7,000 |
| LA Plata Youth Services | Durango, CO | Charitable | $7,000 |
| Durango Montessori School | Durango, CO | Educational | $4,000 |
The return also lists 4 grants to individuals ($72,000). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $239,750 | 8 |
| 2024 | $104,581 | 6 |
| 2023 | $235,090 | 7 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 18, 2026 - IRS e-file batch, object ID 202641389349100914
- IRS Tax Exempt Organization Search for EIN 45-6625820
- 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.