The Kosciuszko Foundation Inc
Founded in 1925, the Kosciuszko Foundation is dedicated to promoting and strengthening understanding and friendship between the peoples of poland and the united states through educational, scientific and cultural exchanges and other related programs and activities. It awards fellowships and grants to graduate students, scholars, scientists, professionals and artists and helps to increase visibility and prestige of polish culture in America's pluralistic society by sponsoring exhibits, publications, film festivals, performing arts such as concerts and recitals, and assists other institutions with similar goals.
Key facts about The Kosciuszko Foundation Inc
In short: The Kosciuszko Foundation Inc gave $16K across 1 grant in 2025 (avg $16K). Source: 2025 IRS Form 990.
- EIN
- 13-1628179
- Latest 990 filing
- Form 990, 2025
- Annual giving (2025)
- $16,335
- Grants made (2025)
- 1
- Average grant
- $16,335
- Median grant
- $16,335
- Total assets
- $58,099,682
- Next open deadline
- November 30, 2026 (KF Exchange Program to the U.S.)
Data from IRS Form 990, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990 · View filing
Total Assets
$58.1M
+4.4% YoY
Annual Giving
$16K
-8.6% YoY
Grant Count
1
-50.0% YoY
Avg Grant Size
$16K
+82.8% YoY
How The Kosciuszko Foundation Inc gives
- Giving fell 55% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
About The Kosciuszko Foundation Inc
Based on IRS filings
The Kosciuszko Foundation Inc is a public charity focused on International, Foreign Affairs & National Security, based in New York, NY. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $58.1M in total assets. In 2025, it awarded 1 grant totaling $16K. Net investment income was $1.4M.
Open Grants
6 open opportunities from The Kosciuszko Foundation Inc
Drs. James and Wanda Trefil Science Scholarship Grant
The Kosciuszko Foundation Inc
Amount
US $5,000
Deadline
Rolling / Open
Exchange Program to the United States Grant
The Kosciuszko Foundation Inc
Amount
US $7,650 - US $25,500
Deadline
Rolling / Open
KF Exchange Program to the U.S.
The Kosciuszko Foundation Inc
Amount
Varies
Deadline
November 30, 2026
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Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $5K (2021) to $81K (2023). In 2025 it made 1 grant totaling $16K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Loyola University of Chicago ($16K).
Grant Size Distribution
10 grants across all recorded years
The most common grant size was under $50K: 10 grants of 10 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Loyola University of Chicago | Scholarships | $16,335 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $58,099,682 | $55,659,436 | $50,256,441 |
| Revenue | $3,700,860 | $4,983,281 | $4,310,567 |
| Expenses | $4,503,316 | $4,394,551 | $4,002,766 |
| Net Investment Income | $1,374,472 | $607,629 | $1,762,340 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2021 (received by the IRS May 16, 2022)
- Added Form 990 for fiscal year 2025 (received by the IRS May 13, 2026)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
The Kosciuszko Foundation Inc is led by Marek Skulimowski, President & Executive Director on every filing since 2020; 1 of 30 officers listed in 2025 is compensated.
Officers on the 2025 filing
Marek Skulimowski
President & Executive Director
On filings since 2020
40 hrs/week
$157K (2020) → $171K (2025)
Alex Storozynski
Chairman
On filings since 2020
5 hrs/week
No compensation reported
Alexander Koproski
Trustee
On filings since 2020
1 hr/week
No compensation reported
Arthur Szymanski
Trustee
On filings since 2020
1 hr/week
No compensation reported
Bolek Ryzinski
Trustee
On filings since 2020
1 hr/week
No compensation reported
Ewa Radwanska MD PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Hanna Chroboczek Kelkerphd
Trustee
On filings since 2020
1 hr/week
No compensation reported
Henry Sikorski PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Marek Pienkowski MD PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Marian A. Kornilowicz Esq.
Trustee
On filings since 2020
1 hr/week
No compensation reported
Michal Mrozek
Trustee
On filings since 2020
1 hr/week
No compensation reported
Miroslaw Brys MD PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Piotr Chomczynski PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Rachael Jarosh
Trustee
On filings since 2020
1 hr/week
No compensation reported
Waldemar Priebe
Trustee
On filings since 2020
1 hr/week
No compensation reported
Wanda M. Senko
Trustee
Vice Chairman → Trustee, 2024
On filings since 2020
1 hr/week
No compensation reported
Wlodek Mandecki PhD
Trustee
On filings since 2020
1 hr/week
No compensation reported
Wojciech Uzdelewicz
Trustee
On filings since 2020
1 hr/week
No compensation reported
Zbigniew Chrzanowski
Trustee
On filings since 2020
1 hr/week
No compensation reported
Jerzy Czubak
Trustee
Trustee - Elected Nov → Trustee, 2025
On filings since 2024
1 hr/week
No compensation reported
Krystyna Piorkowska
Trustee
Trustee Elected Nov → Trustee, 2025
On filings since 2024
1 hr/week
No compensation reported
Robert Dziublowski
Trustee
Trustee - Elected Nov → Trustee, 2025
On filings since 2024
1 hr/week
No compensation reported
Sabastian Post
Trustee
Trustee - Elected Nov → Trustee, 2025
On filings since 2024
1 hr/week
No compensation reported
Bozena Nowicka McLees
Trustee Elected April
New on the 2025 filing
1 hr/week
No compensation reported
Wojciech Jackowski
Trustee Since April
New on the 2025 filing
1 hr/week
No compensation reported
Zbigniew Inglot PhD
Trustee Elected April
New on the 2025 filing
1 hr/week
No compensation reported
Andrzej Rojek
Vice Chairman & Treasurer
Vice Chairman → Vice Chairman & Treasurer, 2024
On filings since 2020
1 hr/week
No compensation reported
Cynthia Rosicki Esq.
Vice Chairman
On filings since 2020
1 hr/week
No compensation reported
Joseph E. Gore Esq.
Corporate Secretary
On filings since 2020
1 hr/week
No compensation reported
Stephen Kusmierczak
Vice Chairman
Trustee → Vice Chairman, 2024
On filings since 2020
1 hr/week
No compensation reported
Former officers (10)
- Former: Krzysztof Rostek (2020–2024) — Trustee
- Former: Sigmund Rolat (2020–2024) — Trustee
- Former: Christopher Kolasa MD (2020–2023) — Trustee -
- Former: Joseph Swiader (2020–2023) — Trustee -
- Former: Peter S. Novak (2020–2023) — Treasurer -
- Former: Adriana Wos-Mysliwiec Esq. (2020–2021) — Trustee
- Former: Henry C. Walentowicz Esq. (2020–2021) — Trustee
- Former: Zbigniew Darzynkiewicz (2020–2021) — Trustee
- Former: Ambassador Lee Feinstein (2020) — Trustee
- Former: Victor Markowicz (2020) — Trustee
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $171K, to Marek Skulimowski (Pres. & Exec. DIR.).
Frequently asked questions about The Kosciuszko Foundation Inc
How much does The Kosciuszko Foundation Inc give each year?
The Kosciuszko Foundation Inc gave $16K across 1 grant in 2025, according to its 2025 IRS Form 990. In 2024 it gave $18K across 2 grants.
How large is The Kosciuszko Foundation Inc?
The Kosciuszko Foundation Inc reported $58.1M in total assets on its 2025 IRS Form 990. Its revenue that year was $3.7M.
What is The Kosciuszko Foundation Inc?
The Kosciuszko Foundation Inc is a public charity focused on International, Foreign Affairs & National Security, based in New York, NY. It holds $58.1M in total assets as of 2025.
What is The Kosciuszko Foundation Inc's EIN?
The Kosciuszko Foundation Inc's EIN (Employer Identification Number) is 13-1628179. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Here's the math on researching The Kosciuszko Foundation Inc by hand.
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