Grants paid by Oosterhof Foundation Inc
EIN 93-4298183 · Sammamish, WA · Form 990-PF, Part XV · NTEE T22
Oosterhof Foundation Inc of Sammamish, WA (EIN 93-4298183) reported 6 grants paid totaling $32,475 to 6 recipients in tax years 2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$32,475
6 grants
Recipients
6
distinct organizations
Tax years
2025
1 filing in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2025 | 6 | $32,475 | — |
Top recipients
The 6 recipients receiving the most from Oosterhof Foundation Inc, by grants paid, out of 6 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Northwestern University 36-2167817 | B | Evanston, IL | 1 | $10,000 | 2025 |
| Oklahoma State University Foundation 73-6097060 | B | Stillwater, OK | 1 | $10,000 | 2025 |
| Seattle Children's Foundation 91-1156519 | B | Seattle, WA | 1 | $10,000 | 2025 |
| Medic One Foundation 91-6183158 | B | Bellevue, WA | 1 | $1,000 | 2025 |
| Bloodworks Northwest Co Development | U | Seattle, WA | 1 | $1,000 | 2025 |
| St Jude Catholic Church 91-1052558 | B | Redmond, WA | 1 | $475 | 2025 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 6 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Oklahoma State University Foundation Stillwater, OK | B | $10,000 | paid | GENERAL PURPOSE | 202631289349101853 |
| 2025 | Seattle Children's Foundation Seattle, WA | B | $10,000 | paid | GENERAL PURPOSE | 202631289349101853 |
| 2025 | Northwestern University Evanston, IL | B | $10,000 | paid | GENERAL PURPOSE | 202631289349101853 |
| 2025 | Medic One Foundation Bellevue, WA | B | $1,000 | paid | GENERAL PURPOSE | 202631289349101853 |
| 2025 | Bloodworks Northwest Co Development Seattle, WA | U | $1,000 | paid | GENERAL PURPOSE | 202631289349101853 |
| 2025 | St Jude Catholic Church Redmond, WA | B | $475 | paid | GENERAL PURPOSE | 202631289349101853 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202631289349101853 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/934298183.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.