Grants paid by The Mary E Groff Charitable Trust Im
EIN 23-2725113 · Philadelphia, PA · Form 990-PF, Part XV
The Mary E Groff Charitable Trust Im of Philadelphia, PA (EIN 23-2725113) reported 59 grants paid totaling $2,430,640 to 22 recipients in tax years 2018–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$2,430,640
59 grants
Recipients
22
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 8 | $236,293 | — |
| 2019 | 3 | $224,134 | — |
| 2020 | 4 | $228,333 | — |
| 2021 | 10 | $333,334 | — |
| 2022 | 10 | $395,713 | — |
| 2023 | 9 | $258,333 | — |
| 2024 | 9 | $407,250 | — |
| 2025 | 6 | $347,250 | — |
Top recipients
The 22 recipients receiving the most from The Mary E Groff Charitable Trust Im, by grants paid, out of 22 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Washington University 52-1538367 | B | St Louis, MO | 7 | $550,000 | 2025 |
| Williams College 04-2104847 | B | Williamstown, MA | 5 | $330,000 | 2022 |
| American Brain Foundation | U | Minneapolis, ME | 4 | $236,667 | 2023 |
| Trustees of Columbia University in the City of New York | U | New York, NY | 4 | $224,500 | 2025 |
| American Brain Foundation 41-1717098 | C | Minneapolis, MN | 5 | $223,333 | 2024 |
| University of Pennsylvania | U | Philadelphia, PA | 2 | $210,000 | 2019 |
| Georgetown University 53-0196603 | B | Washington, DC | 4 | $200,000 | 2024 |
| University of Washington Foundation 94-3079432 | B | Seattle, WA | 1 | $100,000 | 2025 |
| Mercer Island Schools Foundation 91-1143444 | B | Mercer Island, WA | 8 | $57,960 | 2025 |
| Marine Biological Laboratory 04-2104690 | B | Woods Hole, MA | 2 | $55,800 | 2019 |
| Georgetown University 23-7333567 | B | Washington, DC | 1 | $50,000 | 2020 |
| Trinity University | U | San Antonio, TX | 2 | $50,000 | 2023 |
| Washington University 43-0653611 | B | St Louis, MO | 1 | $40,000 | 2018 |
| Acus Foundation 46-5014824 | B | Berkeley, CA | 1 | $20,000 | 2018 |
| Mercer Island Lacrosse Club 65-1203578 | B | Mercer Island, WA | 3 | $15,000 | 2023 |
| Mercer Island High School Football Booster Club 27-0388610 | B | Mercer Island, WA | 3 | $15,000 | 2023 |
| The Film School | U | Seattle, WA | 1 | $15,000 | 2018 |
| Cristo Rey Jesuit Seattle Corporate Work Study Program 87-4029387 | B | Seattle, WA | 1 | $10,000 | 2025 |
| Christo Rey Seattle High School | U | Seattle, WA | 1 | $10,000 | 2024 |
| First Night Project | U | Mercer Island, PA | 1 | $10,000 | 2024 |
| First Night Project 85-2799581 | B | Mercer Island, WA | 1 | $5,250 | 2022 |
| Exponent Philanthropy | U | Washington, DC | 1 | $2,130 | 2022 |
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 59 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | University of Washington Foundation Seattle, WA | B | $100,000 | paid | SMARTPHONE PUPILLOMETRY | 202621249349101412 |
| 2025 | Washington University St Louis, MO | B | $100,000 | paid | SCHOLARS IN NEUROLOGY | 202621249349101412 |
| 2025 | Trustees of Columbia University in the City of New York New York, NY | U | $77,250 | paid | THE EMPOWER PROGRAM | 202621249349101412 |
| 2025 | Washington University St Louis, MO | B | $50,000 | paid | EARLY CAREER | 202621249349101412 |
| 2025 | Cristo Rey Jesuit Seattle Corporate Work Study Program Seattle, WA | B | $10,000 | paid | COMMUNITY SPONSORSHIP | 202621249349101412 |
| 2025 | Mercer Island Schools Foundation Mercer Island, WA | B | $10,000 | paid | 2025 SPONSORSHIP - ANNUAL | 202621249349101412 |
| 2024 | Washington University St Louis, MO | B | $100,000 | paid | SCHOLARS IN NEUROLOGY | 202530879349101008 |
| 2024 | Trustees of Columbia University in the City of New York New York, NY | U | $77,250 | paid | THE EMPOWER PROGRAM | 202530879349101008 |
| 2024 | Washington University St Louis, MO | B | $50,000 | paid | NEUROLOGY AND NEUROSCIENCE | 202530879349101008 |
| 2024 | American Brain Foundation Minneapolis, MN | C | $50,000 | paid | LEWY BODY DEMENTIA FUND | 202530879349101008 |
| 2024 | Georgetown University Washington, DC | B | $50,000 | paid | STUDENT ENRICHMENT ENDOWED | 202530879349101008 |
| 2024 | Trustees of Columbia University in the City of New York New York, NY | U | $50,000 | paid | BRAINSTORM PROGRAM | 202530879349101008 |
| 2024 | First Night Project Mercer Island, PA | U | $10,000 | paid | CHILDREN'S HOSPITAL CARE | 202530879349101008 |
| 2024 | Christo Rey Seattle High School Seattle, WA | U | $10,000 | paid | COMMUNITY SPONSORSHIP | 202530879349101008 |
| 2024 | Mercer Island Schools Foundation Mercer Island, WA | B | $10,000 | paid | COMMUNITY SPONSORSHIP | 202530879349101008 |
| 2023 | American Brain Foundation Minneapolis, ME | U | $50,000 | paid | LEWY BODY DEMENTIA FUND | 202401309349102600 |
| 2023 | Washington University St Louis, MO | B | $50,000 | paid | SCHOLARS IN | 202401309349102600 |
| 2023 | Georgetown University Washington, DC | B | $50,000 | paid | STUDENT ENRICHMENT ENDOWED | 202401309349102600 |
| 2023 | American Brain Foundation Minneapolis, MN | C | $43,333 | paid | CLINICAL RESEARCH TRAINING | 202401309349102600 |
| 2023 | Trinity University San Antonio, TX | U | $25,000 | paid | UNDERGRADUATE | 202401309349102600 |
| 2023 | Trustees of Columbia University in the City of New York New York, NY | U | $20,000 | paid | GRANT FOR THE BRAIN SEMINAR | 202401309349102600 |
| 2023 | Mercer Island Schools Foundation Mercer Island, WA | B | $10,000 | paid | 2022 SPONSERSHIP | 202401309349102600 |
| 2023 | Mercer Island Lacrosse Club Mercer Island, WA | B | $5,000 | paid | 2022 SPONSORSHIP | 202401309349102600 |
| 2023 | Mercer Island High School Football Booster Club Mercer Island, WA | B | $5,000 | paid | GENERAL SUPPORT - COMMUNITY | 202401309349102600 |
| 2022 | Washington University St Louis, MO | B | $150,000 | paid | SCHOLARS IN | 202321249349100807 |
| 2022 | American Brain Foundation Minneapolis, ME | U | $93,333 | paid | SCHOLARSHIP&LEWY BODY | 202321249349100807 |
| 2022 | Georgetown University Washington, DC | B | $50,000 | paid | STUDENT ENRICHMENT ENDOWED | 202321249349100807 |
| 2022 | Williams College Williamstown, MA | B | $50,000 | paid | CHARITABLE TRUST | 202321249349100807 |
| 2022 | Trinity University San Antonio, TX | U | $25,000 | paid | UNDERGRADUATE | 202321249349100807 |
| 2022 | Mercer Island Schools Foundation Mercer Island, WA | B | $10,000 | paid | 2022 SPONSERSHIP | 202321249349100807 |
| 2022 | First Night Project Mercer Island, WA | B | $5,250 | paid | CHILDREN'S HOSPITAL CARE | 202321249349100807 |
| 2022 | Mercer Island High School Football Booster Club Mercer Island, WA | B | $5,000 | paid | GENERAL SUPPORT - COMMUNITY | 202321249349100807 |
| 2022 | Mercer Island Lacrosse Club Mercer Island, WA | B | $5,000 | paid | 2022 SPONSORSHIP | 202321249349100807 |
| 2022 | Exponent Philanthropy Washington, DC | U | $2,130 | paid | GENERAL OPERATING SUPPORT | 202321249349100807 |
| 2021 | Williams College Williamstown, MA | B | $100,000 | paid | NEUROSCIENCE FUND | 202211249349100406 |
| 2021 | American Brain Foundation Minneapolis, ME | U | $50,000 | paid | LEWY BODY DEMENTIA FUND | 202211249349100406 |
| 2021 | Georgetown University Washington, DC | B | $50,000 | paid | STUDENT ENRICHMENT ENDOWED | 202211249349100406 |
| 2021 | Washington University St Louis, MO | B | $50,000 | paid | GENERAL CHARITABLE PURPOSES | 202211249349100406 |
| 2021 | American Brain Foundation Minneapolis, ME | U | $43,334 | paid | CLINICAL RESEARCH TRAINING | 202211249349100406 |
| 2021 | Williams College Williamstown, MA | B | $20,000 | paid | SPENDABLE FUNDS | 202211249349100406 |
| 2021 | Mercer Island High School Football Booster Club Mercer Island, WA | B | $5,000 | paid | GENERAL SUPPORT - COMMUNITY | 202211249349100406 |
| 2021 | Mercer Island Schools Foundation Mercer Island, WA | B | $5,000 | paid | SPONSORSHIP FOR THE ANNUAL | 202211249349100406 |
| 2021 | Mercer Island Schools Foundation Mercer Island, WA | B | $5,000 | paid | SPONSORSHIP FOR SPRING FOR | 202211249349100406 |
| 2021 | Mercer Island Lacrosse Club Mercer Island, WA | B | $5,000 | paid | 2020 AND 2021 SPONSORSHIP | 202211249349100406 |
| 2020 | Williams College Williamstown, MA | B | $130,000 | paid | MEG CHARITABLE TRUST | 202131249349100818 |
| 2020 | Georgetown University Washington, DC | B | $50,000 | paid | MARY E. GROFF STUDENT | 202131249349100818 |
| 2020 | American Brain Foundation Minneapolis, MN | C | $43,333 | paid | CLINICAL RESEARCH TRAINING | 202131249349100818 |
| 2020 | Mercer Island Schools Foundation Mercer Island, WA | B | $5,000 | paid | SPONSORSHIP FOR THE ANNUAL | 202131249349100818 |
| 2019 | University of Pennsylvania Philadelphia, PA | U | $140,000 | paid | FOR MARY E. GROFF'32 ENDOWED SCHOLARSHIP FUND | 202011279349100336 |
| 2019 | American Brain Foundation Minneapolis, MN | C | $43,334 | paid | FOR CLINICAL RESEARCH TRAINING SCHOLARSHIP IN DEMENTIA WITH LEWY BODIES | 202011279349100336 |
| 2019 | Marine Biological Laboratory Woods Hole, MA | B | $40,800 | paid | FOR MIGRATION PATTERNS OF STRIPED BASS (MORONE SAXATILIS) | 202011279349100336 |
| 2018 | University of Pennsylvania Philadelphia, PA | U | $70,000 | paid | FOR MARY E. GROFF'32 ENDOWED SCHOLARSHIP FUND | 201931339349101968 |
| 2018 | American Brain Foundation Minneapolis, MN | C | $43,333 | paid | FOR CLINICAL RESEARCH TRAINING SCHOLARSHIP IN DEMENTIA WITH LEWY BODIES | 201931339349101968 |
| 2018 | Washington University St Louis, MO | B | $40,000 | paid | FOR PROJECT ENTITLED ROLE OF APOE IN LEWY DEMENTIA ALBERT DAVIS, MD, PHD, PRINCIPAL INVESTIGATOR | 201931339349101968 |
| 2018 | Williams College Williamstown, MA | B | $30,000 | paid | FOR UNDERGRADUATE NEUROSCIENCE AT WILLIAMS COLLEGE | 201931339349101968 |
| 2018 | Acus Foundation Berkeley, CA | B | $20,000 | paid | FOR HEAL OUR HEROES, ACUS MILITARY ACUPUNCTURE | 201931339349101968 |
| 2018 | The Film School Seattle, WA | U | $15,000 | paid | FOR SCREENWRITING & FILMMAKING PROGRAMS FOR HOMELESS YOUTH, FEMALE AND YOUTH PRISON INMATES, AND LOCAL NATIVES TRIBES | 201931339349101968 |
| 2018 | Marine Biological Laboratory Woods Hole, MA | B | $15,000 | paid | FOR MIGRATION PATTERNS OF STRIPED BASS (MORONE SAXATILIS) | 201931339349101968 |
| 2018 | Mercer Island Schools Foundation Mercer Island, WA | B | $2,960 | paid | FOR GAS APPARATUS FOR THE MERCER ISLAND HIGH SCHOOL SCIENCE DEPARTMENT | 201931339349101968 |
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 | 2025v4.0 | 202621249349101412 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.0 | 202530879349101008 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202401309349102600 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202321249349100807 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.1 | 202211249349100406 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.0 | 202131249349100818 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.0 | 202011279349100336 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201931339349101968 |
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/232725113.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.