Environmental Defense Fund
Washington, DC
$350KTax year 2024
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Foundation directory
Cornerstone Foundation Inc Grants
Private foundation · EIN 11-3737220 · IRS 990-PF filings through tax year 2024
Future commitments are grants the foundation has reported but not yet paid.
How to apply
This foundation reports on its 990-PF that it only makes contributions to preselected organizations and does not accept unsolicited applications.
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Original filing text
Reported organization name: CORNERSTONE FOUNDATION INC
Where Cornerstone Foundation Inc gives
States of grant recipients reported on the foundation's 990-PF filings, by dollars received.
Largest reported grants
Historical awards reported to the IRS. These are examples of past giving, not open opportunities.
Island Institute
Rockland, MD
$340KTax year 2024
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Teach for America
Washington, DC
$240KTax year 2024
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House of Ruth
Washington, DC
$240KTax year 2024
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Planned Parenthood Federation of America Inc
New York, NY
$200KTax year 2024
Support charitable activities
Showing 5 of the 12 largest grants (12 reported in all).
See all 12 grants from Cornerstone Foundation Inc: sort and filter by purpose, state and year.
Start freeAbout this data
Figures are aggregated from Cornerstone Foundation Inc's IRS Form 990-PF electronic filings (1 filing on file, most recent tax year 2024). Totals reflect grants the foundation reported as paid, and can lag the current year because foundations file annually and often on extension. Source: IRS 990-PF filing on ProPublica. Raw e-file archive (ZIP) — a large IRS yearly archive download.
Other foundations giving in District of Columbia
Free templates for applying to a foundation like this
- Full grant proposal template with an annotated sample
- Letter of intent template and example
- Statement of need template and examples
- Executive summary template and examples
- Grant budget template (XLSX) and budget narrative
- Evaluation plan template and metrics
New to this? Start with how to write a grant proposal, section by section. This profile is built from IRS 990-PF filings — read how the directory was assembled, or see what GrantCue does and what it costs.