Summ Foundation
Summ Foundation (the foundation) was organized to promote social welfare, including but not limited to, the advancement of sensible policies that expand liberty in economics, social policy, immigration, and foreign affairs.
Summ Foundation at a glance
- Revenue (2025)
- $8
- -100.0% vs 2024
- Expenses (2025)
- $29,935
- -99.1% vs 2024
- Latest 990 filing
- Form 990-EZ, 2025 View filing
Data from IRS Form 990-EZ, 2025; updated September 2026.
Who Summ Foundation funds
How this funder distributes its grants
Grant Size Distribution
11 grants across all recorded years
The most common grant size was in the $100–250K range: 6 grants of 11 (55%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2023 to 2024, annual grant giving ranged from $2.0M (2023) to $3.2M (2024). In 2024 it made 4 grants totaling $3.2M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| With Honor Action Inc Alexandria, VA | Advocacy Activities | $2,270,000 |
| American Unity Fund Inc Annandale, VA | Advocacy Activities | $500,000 |
| Welcome Pac Washington, DC | Political Campaign Activities | $300,000 |
| Democracy First Pac Washington, DC | Political Campaign Activities | $100,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | — | $8 | $29,935 | — | — | — |
| 2024 | $29,927 | $92,845 | $3,191,474 | $3,170,000 | 4 | $92,845 |
| 2023 | $3,128,556 | $221,236 | $2,092,680 | $2,042,000 | 7 | $221,236 |
| 2022 | $5,000,000 | $5,000,000 | — | — | — | — |
About Summ Foundation
Based on IRS filings
Summ Foundation is a public charity, based in Harrison, NY. IRS filing data is available from 2022 through 2025.
Leadership & Key People
Officers and directors from IRS filings
Summ Foundation is led by Robert Granieri, President & Treasurer since 2024 (on filings since 2022); none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Robert Granieri
President & Treasurer
Director, President & Treasurer → President & Treasurer, 2024
On filings since 2022
0.3 hrs/week
No compensation reported
Sarah Groothuis
Secretary
On filings since 2022
0.3 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2022–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Summ Foundation
Where does Summ Foundation operate?
Summ Foundation has awarded grants in District of Columbia, Georgia, New York, Virginia.
What is Summ Foundation's EIN?
Summ Foundation's EIN (Employer Identification Number) is 92-1428532. IRS Form 990 filing data is available on this page for 2022–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2024 (received by the IRS November 17, 2025)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 15, 2024)
- Added Form 990-EZ for fiscal year 2025 (received by the IRS May 22, 2026)
- IRS filings on file for fiscal years 2022–2024
Explore Open Grants
Browse active grant opportunities in Summ Foundation's focus areas in our free grants database
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Summ Foundation down — hundreds of funders to go?