Grants paid by The Ptarmigan Foundation Inc
EIN 20-8152230 · Washington, DC · Form 990-PF, Part XV · NTEE T22
The Ptarmigan Foundation Inc of Washington, DC (EIN 20-8152230) reported 57 grants paid totaling $1,093,250 to 24 recipients in tax years 2018–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$1,093,250
57 grants
Recipients
24
distinct organizations
Tax years
2018–2024
7 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 3 | $164,000 | — |
| 2019 | 7 | $161,250 | — |
| 2020 | 7 | $153,500 | — |
| 2021 | 10 | $153,000 | — |
| 2022 | 11 | $160,100 | — |
| 2023 | 10 | $151,400 | — |
| 2024 | 9 | $150,000 | — |
Top recipients
The 24 recipients receiving the most from The Ptarmigan Foundation Inc, by grants paid, out of 24 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Stanford University Hoover Institution | U | Stanford, CA | 5 | $275,000 | 2024 |
| Stanford University 26-4580872 | C | Stanford, CA | 1 | $150,000 | 2018 |
| Mount Vernon 61-1561118 | C | Mount Vernon, VA | 2 | $125,000 | 2021 |
| Americans for Oxford 52-1495060 | B | New York, NY | 1 | $100,000 | 2019 |
| American Council of Trustees and Alumni 52-1870003 | B | Washington, DC | 7 | $70,000 | 2024 |
| The Hill Museum and Manuscript Library 87-4063122 | B | Collegeville, MN | 7 | $61,000 | 2024 |
| Christ Church Georgetown 53-0204680 | D | Washington, DC | 1 | $50,000 | 2022 |
| Mount Desert Festival of Chamber Music 01-0357910 | B | Mount Desert, ME | 3 | $35,000 | 2024 |
| George Mason University Antonin Scalia Law School | U | Arlington, VA | 2 | $30,000 | 2024 |
| Church of the Ascension and Saint Agnes 27-1446861 | D | Washington, DC | 1 | $25,000 | 2019 |
| Virginia Theological Seminary | U | Alexandria, VA | 1 | $25,000 | 2021 |
| Mount Vernon Co Mount Vernon Ladies Association 54-0564701 | D | Mount Vernon, VA | 1 | $25,000 | 2023 |
| The General Henry Knox Museum 01-0427323 | B | Thomaston, ME | 4 | $20,000 | 2024 |
| Parish of St Mary and St Jude | U | Northeast Harbor, ME | 6 | $15,250 | 2024 |
| Institute for Justice 52-1744337 | B | Arlington, VA | 2 | $15,000 | 2022 |
| Center for Education Reform 52-1847187 | B | Washington, DC | 3 | $15,000 | 2022 |
| The Jackson Laboratory 01-0211513 | B | Bar Harbor, ME | 2 | $15,000 | 2022 |
| Jerusalem University College 36-2392710 | B | Xenia, OH | 1 | $10,000 | 2019 |
| George Washington's Mount Vernon | U | Washington, VA | 1 | $10,000 | 2024 |
| The Jackson Laboratory | U | Boston, MA | 2 | $8,000 | 2024 |
| University of Virginia | U | Charlottesville, VA | 1 | $5,000 | 2019 |
| Washington Lee University School of Law | U | Lexington, VA | 1 | $4,000 | 2023 |
| Mdi Biological Laboratory | U | Bar Harbor, ME | 1 | $2,500 | 2022 |
| Mt Desert Festival of Chamber Music | U | Mount Desert, ME | 1 | $2,500 | 2020 |
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 57 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Stanford University Hoover Institution Stanford, CA | U | $100,000 | paid | PHILANTHRIPIC PURPOSES | 202513179349100501 |
| 2024 | George Washington's Mount Vernon Washington, VA | U | $10,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | The Hill Museum and Manuscript Library Collegeville, MN | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | George Mason University Antonin Scalia Law School Arlington, VA | U | $5,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | Mount Desert Festival of Chamber Music Mount Desert, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | The General Henry Knox Museum Thomaston, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | The Jackson Laboratory Boston, MA | U | $3,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2024 | The Parish of St Mary and St Jude Northeast Harbor, ME | U | $2,000 | paid | PHILANTHROPIC PURPOSES | 202513179349100501 |
| 2023 | Stanford University Hoover Institution Stanford, CA | U | $50,000 | paid | PHILANTHRIPIC PURPOSES | 202401649349100200 |
| 2023 | George Mason University Antonin Scalia Law School Arlington, VA | U | $25,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | Mount Vernon Co Mount Vernon Ladies Association Mount Vernon, VA | D | $25,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | Mount Desert Festival of Chamber Music Mount Desert, ME | B | $15,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | The Hill Museum and Manuscript Library Collegeville, MN | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | The General Henry Knox Museum Thomaston, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | The Jackson Laboratory Boston, MA | U | $5,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | Washington Lee University School of Law Lexington, VA | U | $4,000 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2023 | The Parish of St Mary and St Jude Northeast Harbor, ME | U | $2,400 | paid | PHILANTHROPIC PURPOSES | 202401649349100200 |
| 2022 | Stanford University Hoover Institution Stanford, CA | U | $50,000 | paid | PHILANTHRIPIC PURPOSES | 202342769349100624 |
| 2022 | Christ Church Georgetown Washington, DC | D | $50,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | Mount Desert Festival of Chamber Music Mount Desert, ME | B | $15,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | The Hill Museum and Manuscript Library Collegeville, MN | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | The Jackson Laboratory Bar Harbor, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | Institute for Justice Arlington, VA | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | Center for Education Reform Washington, DC | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | The General Henry Knox Museum Thomaston, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | Parish of St Mary and St Jude Northeast Harbor, ME | U | $2,600 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2022 | Mdi Biological Laboratory Bar Harbor, ME | U | $2,500 | paid | PHILANTHROPIC PURPOSES | 202342769349100624 |
| 2021 | Stanford University Hoover Institution Stanford, CA | U | $50,000 | paid | PHILANTHRIPIC PURPOSES | 202241589349101704 |
| 2021 | Virginia Theological Seminary Alexandria, VA | U | $25,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | Mount Vernon Mount Vernon, VA | C | $25,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | The Hill Museum and Manuscript Library Collegeville, MN | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | The Jackson Laboratory Bar Harbor, ME | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | Institute for Justice Arlington, VA | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | The General Henry Knox Museum Thomaston, ME | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | Center for Education Reform Washington, DC | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2021 | Parish of St Mary and St Jude Northeast Harbor, ME | U | $3,000 | paid | PHILANTHROPIC PURPOSES | 202241589349101704 |
| 2020 | Mount Vernon Mount Vernon, VA | C | $100,000 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2020 | Stanford University Hoover Institution Stanford, CA | U | $25,000 | paid | PHILANTHRIPIC PURPOSES | 202142809349100114 |
| 2020 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2020 | The Hill Museum and Manuscript Library Collegeville, MN | B | $8,500 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2020 | Center for Education Reform Washington, DC | B | $5,000 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2020 | Parish of St Mary and St Jude Northeast Harbor, ME | U | $2,500 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2020 | Mt Desert Festival of Chamber Music Mount Desert, ME | U | $2,500 | paid | PHILANTHROPIC PURPOSES | 202142809349100114 |
| 2019 | Americans for Oxford New York, NY | B | $100,000 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | Church of the Ascension and Saint Agnes Washington, DC | D | $25,000 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | Jerusalem University College Xenia, OH | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | The Hill Museum and Manuscript Library Collegeville, MN | B | $8,500 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | University of Virginia Charlottesville, VA | U | $5,000 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2019 | Parish of St Mary and St Jude Northeast Harbor, ME | U | $2,750 | paid | PHILANTHROPIC PURPOSES | 202031329349100218 |
| 2018 | Stanford University Stanford, CA | C | $150,000 | paid | PHILANTHROPIC PURPOSES | 201901699349100420 |
| 2018 | American Council of Trustees and Alumni Washington, DC | B | $10,000 | paid | PHILANTHROPIC PURPOSES | 201901699349100420 |
| 2018 | The Hill Museum and Manuscript Library Collegeville, MN | B | $4,000 | paid | PHILANTHROPIC PURPOSES | 201901699349100420 |
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 | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202513179349100501 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202401649349100200 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202342769349100624 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202241589349101704 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202142809349100114 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202031329349100218 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201901699349100420 |
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/208152230.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.