Osullivan Foundation Trust Dtd 122299
Osullivan Foundation Trust Dtd 122299 is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PRINCETON, NJ. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $24.0M in total assets. In 2024, it awarded 13 grants totaling $3.6M. Net investment income was $3.1M.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$24.0M
+1.7% YoY
Annual Giving
$3.6M
+261.6% YoY
Grant Count
13
-18.8% YoY
Avg Grant Size
$279K
+345.0% YoY
Under IRS private-foundation payout rules, Osullivan Foundation Trust Dtd 122299 reported a distributable amount of $2.5M for 2024 — the minimum it must pay out in qualifying distributions.
About Osullivan Foundation Trust Dtd 122299
Based on IRS filings
Osullivan Foundation Trust Dtd 122299 is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PRINCETON, NJ. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $24.0M in total assets. In 2024, it awarded 13 grants totaling $3.6M. Net investment income was $3.1M.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $24,039,901 | $23,644,350 | $22,078,815 |
| Revenue | $3,110,142 | $3,429,315 | $5,006,176 |
| Expenses | $3,637,255 | $1,075,743 | $969,524 |
| Qualifying Distributions | $3,633,700 | $1,032,609 | $1,184,158 |
| Net Investment Income | $3,106,587 | $3,405,731 | $5,000,810 |
| Distributable Amount | $2,511,317 | $2,531,822 | $2,482,139 |
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
33 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Khan Academy ($1,405,600), Rensselaer Polytechnic Institute ($1,405,600), The Brain Foundation ($550,000).
| Recipient | Purpose | Amount |
|---|---|---|
| AUTISM SCIENCE FOUNDATION SCARSDALE, NY | AUTISM RESEARCH | $10,000 |
| INTERNATIONAL ASSOCATION OF SPELLING AS COMMUNICATION HERNDON, VA | AUTISM COMMUNICATION, TRAINING, ADVOCACY | $40,000 |
| INTERNATIONAL ASSOCATION OF SPELLING AS COMMUNICATION HERNDON, VA | AUTISM COMMUNICATION, TRAINING, ADVOCACY | $40,000 |
| INTERNATIONAL ASSOCATION OF SPELLING AS COMMUNICATION HERNDON, VA | AUTISM COMMUNICATION, TRAINING, ADVOCACY | $40,000 |
| INTERNATIONAL ASSOCATION OF SPELLING AS COMMUNICATION HERNDON, VA | AUTISM COMMUNICATION, TRAINING, ADVOCACY | $40,000 |
| KHAN ACADEMY MOUNTAIN VIEW, CA | ONLINE EDUCATION SERVICES SUPPORT | $1,405,600 |
| MERCY FOR ANIMALS LOS ANGELES, CA | ANIMAL WELFARE | $2,500 |
| MOUNT ST DOMINIC ACADEMY CALDWELL, NJ | EDUCATION | $5,000 |
| MULTIPLE HUB INC BEVERLY HILLS, CA | AUTISM SERVICES | $50,000 |
| RENSSELAER POLYTECHNIC INSTITUTE TROY, NY | EDUCATION | $1,405,600 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| SEAN M O'SULLIVAN | TRUSTEE | 1 | — |
| MARIE T O'SULLIVAN | TRUSTEE | 1 | — |
| ANNE S O'SULLIVAN | TRUSTEE | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Osullivan Foundation Trust Dtd 122299?
Osullivan Foundation Trust Dtd 122299 is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PRINCETON, NJ. It holds $24.0M in total assets as of 2024.
How large is Osullivan Foundation Trust Dtd 122299?
As of 2024, Osullivan Foundation Trust Dtd 122299 holds $24.0M in total assets with $3.1M in annual revenue. It awarded 13 grants totaling $3.6M in 2024.
Where does Osullivan Foundation Trust Dtd 122299 operate?
Osullivan Foundation Trust Dtd 122299 has awarded grants in Arizona, California, Connecticut, Indiana, New Jersey, New York, Pennsylvania, Virginia, Wisconsin.
What size grants does Osullivan Foundation Trust Dtd 122299 award?
In 2024, Osullivan Foundation Trust Dtd 122299 awarded 13 grants totaling $3.6M — an average of about $279K per grant, based on its IRS Form 990 filings.
How much is Osullivan Foundation Trust Dtd 122299 required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Osullivan Foundation Trust Dtd 122299 reported a distributable amount of $2.5M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Osullivan Foundation Trust Dtd 122299's EIN?
Osullivan Foundation Trust Dtd 122299's EIN (Employer Identification Number) is 06-6487034. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Osullivan Foundation Trust Dtd 122299's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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