The Della Pietra Foundation is a private independent foundation established in 2019, based in Jericho, New York. With total assets of $64.5 million and annual giving of approximately $6.1 million, the foundation advances STEM education, mathematical sciences, biomedical research, and scientific discovery. The foundation was established by Vincent Della Pietra and Barbara Amonson, reflecting their commitment to public education and supporting programs that inspire the next generation of mathematicians, physicists, and scientists.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$64.5M
+10.0% YoY
Annual Giving
$6.1M
+32.3% YoY
Grant Count
15
+7.1% YoY
Avg Grant Size
$407K
+23.5% YoY
Under IRS private-foundation payout rules, The Della Pietra Foundation reported a distributable amount of $3.1M for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation does not maintain a publicly available mission statement. However, its funding priorities reflect a clear focus on:
- STEM education
- Mathematical sciences
- Biomedical research
- Scientific discovery
- Physics and mathematics education
The foundation's approach is informed by the scientific backgrounds of its founders, particularly Vincent Della Pietra and his twin brother Stephen Della Pietra, both physicists with degrees from Princeton and Harvard who have worked at IBM and Renaissance Technologies.
Grantmaking
The foundation does not accept unsolicited grant applications. All grants are made to preselected charitable organizations at the discretion of the trustees.
Grant Range
$500,000 - $5.0 million
How to Apply
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking is primarily concentrated in the United States, with a strong emphasis on the New York and Long Island region. Funding has been distributed to institutions and projects in multiple states including California, Florida, Illinois, Massachusetts, New Jersey, and New York, with notable activity in cities such as Berkeley, Boston, Cambridge, Chicago, Cold Spring Harbor, New York, Princeton, and Stony Brook.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total Assets: $64.5 million
- Annual Giving: $6.1 million
- Total Revenues: $12.2 million
- Total Expenses: $6.3 million
As of 2023:
- Total Assets: $58.7 million
- Total Revenues: $30.9 million
- Total Expenses: $4.7 million
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $64,535,496 | $58,675,882 | $32,353,573 |
| Revenue | $12,230,798 | $30,938,047 | $7,361,516 |
| Expenses | $6,251,040 | $4,735,882 | $6,910,510 |
| Qualifying Distributions | $6,106,025 | $4,614,917 | $6,790,500 |
| Net Investment Income | $6,378,166 | $858,229 | $1,721,513 |
| Distributable Amount | $3,061,173 | $1,811,205 | $1,508,712 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
64 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Simons Laufer Mathematical Sciences Institute ($1,200,000), Cold Spring Harbor Laboratory ($1,155,000), Stony Brook Foundation ($1,071,025).
| Recipient | Purpose | Amount |
|---|---|---|
| CHILDREN AND SCREENS INSTITUTE OF DIGITAL MEDIA AND CHILD DEVELOPMENT INC JERICHO, NY | UNRESTRICTED | $250,000 |
| COLD SPRING HARBOR LABORATORY COLD SPRING HARBOR, NY | UNRESTRICTED | $1,155,000 |
| COMMUNITY FOUNDATION OF COLLIER COUNTY NAPLES, FL | UNRESTRICTED | $50,000 |
| FRIENDS OF IHES INC NY NEW YORK, NY | UNRESTRICTED | $505,000 |
| FRIENDS OF SCIENCE EAST INC SHOREHAM, NY | UNRESTRICTED | $5,000 |
| GILBERT AND SULLIVAN LIGHT OPERA COMPANY OF LONG ISLAND INC HICKSVILLE, NY | UNRESTRICTED | $20,000 |
| HARBOR COUNTRY DAY SCHOOL ST JAMES, NY | UNRESTRICTED | $10,000 |
| SIMONS LAUFER MATHEMATICAL SCIENCES INSTITUTE BERKELEY, CA | UNRESTRICTED | $1,200,000 |
| PIVOT WORKS BOSTON, MA | UNRESTRICTED | $250,000 |
| PLANNED PARENTHOOD HUDSON PECONIC ACTION FUND INC ELMSFORD, NY | UNRESTRICTED | $20,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
- President: Barbara Amonson
- Secretary: Vincent Della Pietra
Both serve on a voluntary basis without compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| BARBARA AMONSON | PRESIDENT | 3 | — |
| VINCENT DELLAPIETRA | SECRETARY | 3 | — |
Recent News & Activity
Recent developments and announcements
The Della Pietra family has been a major supporter of Stony Brook University, with investments exceeding $10 million across campus programs. Stephen and Vincent Della Pietra provided $1.5 million to endow a Biomedical Imaging Chair at Stony Brook University. The family was honored at Stony Brook in a dedication ceremony at the Simons Center Auditorium.
Stony Brook University Names Lav Varshney Inaugural Director of ...Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What does The Della Pietra Foundation fund?
The foundation does not maintain a publicly available mission statement. However, its funding priorities reflect a clear focus on: • STEM education • Mathematical sciences • Biomedical research • Scientific discovery • Physics and mathematics education The foundation's approach is informed by the scientific backgrounds of its founders, particularly Vincent Della Pietra and his twin brother Stephen Della Pietra, both physicists with degrees from Princeton and Harvard who have worked at IBM and R…
How do I apply for a grant from The Della Pietra Foundation?
**Grant Characteristics:** • Grant range: $500,000 - $5.0 million • Annual giving: $6.1 million (2024) • The foundation made 14 grants in 2024 **Application Process:** The foundation does not accept unsolicited grant applications. All grants are made to preselected charitable organizations at the discretion of the trustees. **Recent Grants (2024):** • Mathematical Sciences Research Institute (MSRI): $1,200,000 (Unrestricted) • Cold Spring Harbor Laboratory: $1,155,000 (Unrestricted) • Harvard U…
Where does The Della Pietra Foundation make grants?
The foundation's grantmaking is primarily concentrated in the United States, with a strong emphasis on the New York and Long Island region. Funding has been distributed to institutions and projects in multiple states including California, Florida, Illinois, Massachusetts, New Jersey, and New York, with notable activity in cities such as Berkeley, Boston, Cambridge, Chicago, Cold Spring Harbor, New York, Princeton, and Stony Brook.
What size grants does The Della Pietra Foundation award?
In 2024, The Della Pietra Foundation awarded 15 grants totaling $6.1M — an average of about $407K per grant, based on its IRS Form 990 filings.
How much is The Della Pietra Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, The Della Pietra Foundation reported a distributable amount of $3.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Della Pietra Foundation's EIN?
The Della Pietra Foundation's EIN (Employer Identification Number) is 83-2596679. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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