Grants paid by Cornerstone Foundation Inc
EIN 11-3737220 · Washington, DC · Form 990-PF, Part XV · NTEE T22
Cornerstone Foundation Inc of Washington, DC (EIN 11-3737220) reported 54 grants paid totaling $9,022,500 to 19 recipients in tax years 2020–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$9,022,500
54 grants
Recipients
19
distinct organizations
Tax years
2020–2024
5 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 9 | $1,637,500 | — |
| 2021 | 11 | $1,650,000 | — |
| 2022 | 11 | $1,700,000 | — |
| 2023 | 11 | $1,865,000 | — |
| 2024 | 12 | $2,170,000 | — |
Top recipients
The 19 recipients receiving the most from Cornerstone Foundation Inc, by grants paid, out of 19 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Environmental Defense Fund | U | Washington, DC | 5 | $1,575,000 | 2024 |
| The Island Institute 22-2786731 | B | Rockland, ME | 4 | $1,125,000 | 2023 |
| House of Ruth 52-1054102 | B | Washington, DC | 5 | $1,015,000 | 2024 |
| Children's Literacy Initiative 23-2515768 | C | Philadelphia, PA | 5 | $715,000 | 2024 |
| Teach for America | U | Washington, DC | 3 | $665,000 | 2024 |
| Teach for America Dcmd | U | Washington, DC | 2 | $500,000 | 2021 |
| Planned Parenthood 47-5312115 | C | New York, NY | 3 | $475,000 | 2022 |
| Planned Parenthood Federation of America Inc 13-1644147 | C | New York, NY | 2 | $390,000 | 2024 |
| The Possee Foundation DC | U | Washington, DC | 3 | $375,000 | 2022 |
| Island Institute | U | Rockland, MD | 1 | $340,000 | 2024 |
| Rock the Vote 02-0767157 | C | Washington, DC | 4 | $315,000 | 2024 |
| Thurgood Marshall College Fund 41-1750692 | B | Washington, DC | 4 | $305,000 | 2024 |
| Brennan Center for Justice | U | Washington, DC | 3 | $285,000 | 2023 |
| Basic Fund 94-3290699 | B | Oakland, CA | 5 | $265,000 | 2024 |
| For the Love of Children | U | Washington, DC | 1 | $187,500 | 2020 |
| The Posse Foundation | U | Washington, DC | 1 | $150,000 | 2024 |
| The Posse Foundation DC | U | Washington, DC | 1 | $140,000 | 2023 |
| William J Brennan Jr Center for Justice Inc 13-3839293 | B | New York, NY | 1 | $125,000 | 2024 |
| The Trevor Project 95-4681287 | B | West Hollywood, CA | 1 | $75,000 | 2024 |
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 54 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Environmental Defense Fund Washington, DC | U | $350,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Island Institute Rockland, MD | U | $340,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | House of Ruth Washington, DC | B | $240,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Teach for America Washington, DC | U | $240,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Planned Parenthood Federation of America Inc New York, NY | C | $200,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Rock the Vote Washington, DC | B | $160,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Children's Literacy Initiative Philadelphia, PA | B | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | The Posse Foundation Washington, DC | U | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | William J Brennan Jr Center for Justice Inc New York, NY | B | $125,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | Thurgood Marshall College Fund Washington, DC | B | $80,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | The Trevor Project West Hollywood, CA | B | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2024 | The Basic Fund Oakland, CA | B | $60,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202512129349101211 |
| 2023 | Island Institute Rockland, ME | B | $325,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Environmental Defense Fund Washington, DC | U | $325,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | House of Ruth Washington, DC | B | $225,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Teach for America Washington, DC | U | $225,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Planned Parenthood Federation of America Inc New York, NY | C | $190,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | The Posse Foundation DC Washington, DC | U | $140,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Children's Literacy Initiative Philadelphia, PA | B | $140,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Brennan Center for Justice Washington, DC | U | $110,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Thurgood Marshall College Fund Washington, DC | B | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Rock the Vote Washington, DC | B | $55,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2023 | Basic Fund Oakland, CA | B | $55,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202421319349100047 |
| 2022 | Environmental Defense Fund Washington, DC | U | $300,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | The Island Institute Rockland, ME | B | $300,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Teach for America Washington, DC | U | $200,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | House of Ruth Washington, DC | B | $200,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Planned Parenthood New York, NY | C | $175,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Children's Literacy Initiative Philadelphia, PA | C | $125,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | The Possee Foundation DC Washington, DC | U | $125,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Brennan Center for Justice Washington, DC | U | $100,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Thurgood Marshall College Fund Washington, DC | B | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Rock the Vote Washington, DC | C | $50,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2022 | Basic Fund Oakland, CA | B | $50,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202301049349101105 |
| 2021 | Environmental Defense Fund Washington, DC | U | $300,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | The Island Institute Rockland, ME | B | $250,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Teach for America Dcmd Washington, DC | U | $250,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | House of Ruth Washington, DC | B | $175,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Children's Literary Initiative Philadelphia, PA | D | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Planned Parenthood New York, NY | C | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | The Possee Foundation DC Washington, DC | U | $125,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Brennan Center for Justice Washington, DC | U | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Thurgood Marshall College Fund Washington, DC | B | $75,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Basic Fund Oakland, CA | B | $50,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2021 | Rock the Vote Washington, DC | C | $50,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202221329349102917 |
| 2020 | Environmental Defense Fund Washington, DC | U | $300,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | The Island Institute Rockland, ME | B | $250,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | Teach for America Dcmd Washington, DC | U | $250,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | For the Love of Children Washington, DC | U | $187,500 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | House of Ruth Washington, DC | B | $175,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | Children's Literary Initiative Philadelphia, PA | D | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | Planned Parenthood New York, NY | C | $150,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | The Possee Foundation DC Washington, DC | U | $125,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
| 2020 | Basic Fund Oakland, CA | B | $50,000 | paid | SUPPORT CHARITABLE ACTIVITIES | 202101349349102655 |
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 | 202512129349101211 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202421319349100047 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202301049349101105 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202221329349102917 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202101349349102655 |
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/113737220.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.