Osullivan Institute Inc

Public charity · Grantmaker NYC, NY EIN: 46-2831205

The Navillus Foundation aims to provide a beacon of hope and support for the most vulnerable populations in the United States, with special emphasis on individuals located in New York City. We are dedicated to alleviating the suffering of the homeless, empowering victims of natural disasters to rebuild their lives, nurturing disadvantaged children to achieve their full potential, and extending a helping hand to the less fortunate in our community. We launch several annual campaigns with the general goal of creating a more just and compassionate society where every individual has the opportunity to thrive. Our foundation is committed making a lasting impact and creating a better world around us.

Osullivan Institute Inc at a glance

In short: Osullivan Institute Inc gave $56K across 2 grants in 2025 (avg $28K), mostly in New York. Source: 2025 IRS Form 990.

Annual giving (2025)
$56,000
Grants made (2025)
2
Average grant
$28,000
Median grant
$28,000
Total assets
$808,039
+32.7% vs 2024
Primary geography
New York (100% of itemized 2025 grant dollars)
Latest 990 filing
Form 990, 2025 View filing

Data from IRS Form 990, 2025; updated November 2026.

Who Osullivan Institute Inc funds

How this funder distributes its grants

Top Recipients

Top 2 recipients in 2025

The Morrison Legacy Foundation: $50KThe Morrison Legacy Foundation$50KNew York Cares Inc: $6KNew York Cares Inc$6K

The largest 2025 recipient was The Morrison Legacy Foundation ($50K). Together the top 2 received $56K.

Grant Size Distribution

2 grants across all recorded years

1<$50K1$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 1 grant of 2 (50%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of 2025 grant dollars across all 2 itemized grants.

States

Cities

East QuogueNew York

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K0 grants2023 0 grants2024 2 grants2025

In 2025 it made 2 grants totaling $56K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
The Morrison Legacy Foundation East Quogue, NYGeneral support of the foundation's mission to preserve and honor the legacy of the Morrison Visa Program$50,000
New York Cares Inc New York, NYSponsorship of up to 100 Winter Wishes gifts for children in NYC public schools$6,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsNet Investment Income
2025$808,039$292,711$94,520$56,0002$27,711
2024$609,112$305,335$2,810——$20,335
2023$306,587$266,585———$6,585

About Osullivan Institute Inc

Based on IRS filings

Osullivan Institute Inc is a public charity focused on Medical Research, based in NYC, NY. IRS filing data is available from 2023 through 2025. As of 2025, the organization holds $808K in total assets. In 2025, it awarded 2 grants totaling $56K. Net investment income was $28K.

Focus Areas

Leadership & Key People

Officers and directors from IRS filings

Osullivan Institute Inc's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Caroline OSullivan

    Director

    On filings since 2023

    5 hrs/week

    No compensation reported

  • Katie OSullivan

    Director

    On filings since 2023

    2 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2023–2025. "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 Osullivan Institute Inc

How much does Osullivan Institute Inc give each year?

Osullivan Institute Inc gave $56K across 2 grants in 2025, according to its 2025 IRS Form 990.

How large is Osullivan Institute Inc?

Osullivan Institute Inc reported $808K in total assets on its 2025 IRS Form 990. Its revenue that year was $293K.

What is Osullivan Institute Inc?

Osullivan Institute Inc is a public charity focused on Medical Research, based in NYC, NY. It holds $808K in total assets as of 2025.

Where does Osullivan Institute Inc operate?

Osullivan Institute Inc has awarded grants in New York.

What is Osullivan Institute Inc's EIN?

Osullivan Institute Inc's EIN (Employer Identification Number) is 46-2831205. IRS Form 990 filing data is available on this page for 2023–2025.

Data last updated November 2026. Sourced from IRS Form 990 filings.

Data update history

(1)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990 for fiscal year 2025 (received by the IRS September 21, 2026)

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Osullivan Institute Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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