Grants paid by Epker-Sinha Foundation
EIN 04-3541108 · Boston, MA · Form 990-PF, Part XV · NTEE T21
Epker-Sinha Foundation of Boston, MA (EIN 04-3541108) reported 125 grants paid totaling $8,140,782 to 34 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
$8,140,782
125 grants
Recipients
34
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 24 | $885,100 | — |
| 2019 | 20 | $1,036,013 | — |
| 2020 | 15 | $980,793 | — |
| 2021 | 15 | $986,993 | — |
| 2022 | 12 | $1,119,013 | — |
| 2023 | 14 | $1,037,870 | — |
| 2024 | 12 | $997,000 | — |
| 2025 | 13 | $1,098,000 | — |
Top recipients
The 34 recipients receiving the most from Epker-Sinha Foundation, by grants paid, out of 34 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| University of Michigan | U | Ann Arbor, MI | 9 | $2,665,770 | 2025 |
| Winsor School 04-2105842 | B | Boston, MA | 8 | $1,857,052 | 2025 |
| The Steppingstone Foundation 04-3086666 | C | Boston, MA | 8 | $1,021,000 | 2025 |
| Harvard Business School | U | Boston, MA | 8 | $800,000 | 2025 |
| Forest Highlands Foundation 93-3877068 | C | Phoenix, AZ | 8 | $610,000 | 2025 |
| Stanford University 26-4580872 | C | Stanford, CA | 5 | $410,000 | 2025 |
| Community Rowing 04-2863756 | B | Brighton, MA | 8 | $260,000 | 2025 |
| Stanford Univeristy 94-0894150 | D | Stanford, CA | 2 | $100,000 | 2022 |
| Massachusetts Historical Society 04-2108374 | B | Boston, MA | 8 | $84,500 | 2025 |
| Cure Alzheimers Fund 52-2396428 | B | Wellesley, MA | 8 | $77,500 | 2025 |
| The Country Club Employee Education Fund 86-3906661 | B | Chestnut Hill, MA | 4 | $70,000 | 2025 |
| More Than Words 04-2784985 | B | Waltham, MA | 7 | $35,000 | 2025 |
| Harvest Eco-Salvage 81-4731530 | B | Scottsdale, AZ | 2 | $28,760 | 2021 |
| The Boston Foundation 04-2104021 | B | Boston, MA | 1 | $25,000 | 2019 |
| Pan-Massachusetts Challenge-Jimmy Fund 04-2746912 | C | Needham, MA | 3 | $24,000 | 2021 |
| National Ms Society | U | New York, NY | 4 | $14,000 | 2021 |
| Ouimet Fund | U | Norton, MA | 7 | $13,000 | 2024 |
| University of Pennsylvania | U | Philadelphia, PA | 4 | $10,000 | 2021 |
| Charles River Watershed Association 04-6136989 | C | Weston, MA | 2 | $7,500 | 2019 |
| Boston Museum of Science | U | Boston, MA | 2 | $5,500 | 2019 |
| New England Aquarium | U | Boston, MA | 2 | $5,000 | 2019 |
| Boston Ballet 04-2312734 | B | Boston, MA | 1 | $3,500 | 2018 |
| Fischer House Foundation | U | Rockville, MD | 1 | $2,500 | 2019 |
| Crowns of Courage 81-5158760 | C | Scottsdale, AZ | 2 | $2,000 | 2025 |
| Ouimet Fun | U | Norton, MA | 1 | $2,000 | 2025 |
| Hampshire College Summer Studies in Mathematics | U | Amherst, MA | 1 | $1,700 | 2018 |
| Team Hh Inc 37-1665975 | D | Chatham, MA | 1 | $1,000 | 2023 |
| Wnyc 83-2540894 | D | New York, NY | 2 | $1,000 | 2019 |
| Paypal Giving Fund | U | Washington, DC | 1 | $1,000 | 2019 |
| The C4 Foundation 83-0932529 | D | Coronado, CA | 1 | $1,000 | 2020 |
| Wikimedia Foundation Inc 20-0049703 | C | San Francisco, CA | 1 | $500 | 2018 |
| Horizons for Homeless Children 22-2915188 | B | Roxbury, MA | 1 | $500 | 2018 |
| Give2sf Donation | U | San Francisco, CA | 1 | $400 | 2018 |
| Nourish Phx | U | Phoenix, AZ | 1 | $100 | 2023 |
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 125 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | University of Michigan Ann Arbor, MI | U | $375,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Winsor School Boston, MA | B | $250,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | The Steppingstone Foundation Boston, MA | C | $150,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Stanford University Stanford, CA | C | $75,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Community Rowing Brighton, MA | B | $30,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Cure Alzheimers Fund Wellesley, MA | B | $15,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Massachusetts Historical Society Boston, MA | B | $10,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | The Country Club Employee Education Fund Chestnut Hill, MA | B | $10,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Ouimet Fun Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2025 | Crowns of Courage Scottsdale, AZ | B | $1,000 | paid | UNRESTRICTED | 202641119349101509 |
| 2024 | University of Michigan Ann Arbor, MI | U | $300,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Winsor School Boston, MA | B | $250,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | The Steppingstone Foundation Boston, MA | C | $125,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Stanford University Stanford, CA | C | $75,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Community Rowing Brighton, MA | B | $35,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Cure Alzheimers Fund Wellesley, MA | B | $10,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | The Country Club Employee Education Fund Chestnut Hill, MA | B | $10,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Massachusetts Historical Society Boston, MA | B | $10,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2024 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202531199349101618 |
| 2023 | University of Michigan Ann Arbor, MI | U | $265,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Winsor School Boston, MA | B | $250,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | The Steppingstone Foundation Boston, MA | C | $125,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Stanford University Stanford, CA | C | $100,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | University of Michigan Ann Arbor, MI | U | $49,770 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Community Rowing Brighton, MA | B | $40,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Massachusetts Historical Society Boston, MA | B | $15,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Cure Alzheimers Fund Wellesley, MA | B | $10,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Team Hh Inc Chatham, MA | D | $1,000 | paid | UNRESTRICTED | 202421369349102302 |
| 2023 | Nourish Phx Phoenix, AZ | U | $100 | paid | UNRESTRICTED | 202421369349102302 |
| 2022 | Winsor School Boston, MA | B | $452,013 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | University of Michigan Ann Arbor, MI | U | $250,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | The Steppingstone Foundation Boston, MA | C | $100,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Stanford Univeristy Stanford, CA | D | $50,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Community Rowing Brighton, MA | B | $35,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | The Country Club Employee Education Fund Chestnut Hill, MA | B | $25,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Massachusetts Historical Society Boston, MA | B | $15,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Cure Alzheimers Fund Wellesley, MA | B | $10,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | More Than Words Waltham, MA | C | $5,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2022 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202331299349104178 |
| 2021 | University of Michigan Ann Arbor, MI | U | $300,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Winsor School Boston, MA | B | $252,013 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | The Steppingstone Foundation Boston, MA | C | $100,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Stanford Univeristy Stanford, CA | D | $50,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Community Rowing Brighton, MA | B | $35,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | The Country Club Employee Education Fund Chestnut Hill, MA | B | $25,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Harvest Eco-Salvage Scottsdale, AZ | B | $13,980 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Cure Alzheimers Fund Wellesley, MA | B | $10,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Massachusetts Historical Society Boston, MA | B | $10,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Pan-Massachusetts Challenge-Jimmy Fund Needham, MA | C | $8,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | National Ms Society New York, NY | U | $3,500 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | University of Pennsylvania Philadelphia, PA | U | $2,500 | paid | UNRESTRICTED | 202231329349100348 |
| 2021 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202231329349100348 |
| 2020 | University of Michigan Ann Arbor, MI | U | $400,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Winsor School Boston, MA | B | $152,013 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Forest Highlands Foundation Phoenix, AZ | C | $100,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | The Steppingstone Foundation Boston, MA | B | $100,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Stanford University Stanford, CA | C | $50,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Community Rowing Brighton, MA | B | $30,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Harvest Eco-Salvage Scottsdale, AZ | B | $14,780 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Cure Alzheimers Fund Wellesley, MA | B | $10,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Massachusetts Historical Society Boston, MA | B | $10,000 | paid | UNIRESTRICTED | 202101329349102825 |
| 2020 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | National Ms Society New York, NY | U | $3,500 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | University of Pennsylvania Philadelphia, PA | U | $2,500 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2020 | The C4 Foundation Coronado, CA | D | $1,000 | paid | UNRESTRICTED | 202101329349102825 |
| 2019 | University of Michigan Ann Arbor, MI | U | $400,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | The Steppingstone Foundation Boston, MA | B | $200,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Winsor School Boston, MA | B | $151,013 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Forest Highlands Foundation Phoenix, AZ | C | $75,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Community Rowing Brighton, MA | B | $30,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | The Boston Foundation Boston, MA | B | $25,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Massachusetts Historical Society Boston, MA | B | $12,500 | paid | UNIRESTRICTED | 202031619349101203 |
| 2019 | Pan-Massachusetts Challenge - Jimmy Fund Needham, MA | C | $8,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Cure Alzheimers Fund Wellesley, MA | B | $7,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Charles River Watershed Association Weston, MA | C | $5,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | National Ms Society New York, NY | U | $3,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | New England Aquarium Boston, MA | U | $2,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Boston Museum of Science Boston, MA | U | $2,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Fischer House Foundation Rockville, MD | U | $2,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | University of Pennsylvania Philadelphia, PA | U | $2,500 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Ouimet Fund Norton, MA | U | $2,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Paypal Giving Fund Washington, DC | U | $1,000 | paid | UNRESTRICTED | 202031619349101203 |
| 2019 | Wnyc New York, NY | D | $500 | paid | UNRESTRICTED | 202031619349101203 |
| 2018 | University of Michigan Ann Arbor, MI | U | $326,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | The Steppingstone Foundation Boston, MA | B | $121,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Stanford University Stanford, CA | C | $110,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Winsor School Boston, MA | B | $100,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Harvard Business School Boston, MA | U | $100,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Forest Highlands Foundation Phoenix, AZ | C | $60,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Community Rowing Brighton, MA | B | $25,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Pan-Massachusetts Challenge - Jimmy Fund Needham, MA | C | $8,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Cure Alzheimers Fund Wellesley, MA | B | $5,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | More Than Words Waltham, MA | B | $5,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | National Ms Society New York, NY | U | $3,500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Boston Ballet Boston, MA | B | $3,500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Boston Museum of Science Boston, MA | U | $3,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | New England Aquarium Boston, MA | U | $2,500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | University of Pennsylvania Philadelphia, PA | U | $2,500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Charles River Watershed Association Weston, MA | C | $2,500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Massachusetts Historical Society Boston, MA | B | $2,000 | paid | UNIRESTRICTED | 201911359349102516 |
| 2018 | Hampshire College Summer Studies in Mathematics Amherst, MA | U | $1,700 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Ouimet Fund Norton, MA | U | $1,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Crowns of Courage Scottsdale, AZ | C | $1,000 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Horizons for Homeless Children Roxbury, MA | B | $500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Wnyc New York, NY | D | $500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Wikimedia Foundation Inc San Francisco, CA | C | $500 | paid | UNRESTRICTED | 201911359349102516 |
| 2018 | Give2sf Donation San Francisco, CA | U | $400 | paid | UNRESTRICTED | 201911359349102516 |
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 | 202641119349101509 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202531199349101618 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202421369349102302 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202331299349104178 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202231329349100348 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202101329349102825 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202031619349101203 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201911359349102516 |
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/043541108.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.