The Katsaros Family Foundation
The Katsaros Family Foundation is a private foundation based in Naples, Florida. It supports charitable organizations through grants; in 2024, it made 40 grants totaling $580,950.
The Katsaros Family Foundation at a glance
In short: The Katsaros Family Foundation gave $581K across 40 grants in 2024 (avg $15K), mostly in Florida. 28% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $580,950
- -6.9% vs 2023
- Grants made (2024)
- 40
- +0.0% vs 2023
- Average grant
- $14,524
- -6.9% vs 2023
- Median grant
- $5,000
- Total assets
- $11,641,672
- +6.3% vs 2023
- New grantees (estimate)
- 28% first-time grantees (11 of 40, 2024)
- Primary geography
- Florida (56% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to The Katsaros Family Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations.
- Contact
Mailing address: 7759 Classics Drive, Naples, FL 34113
Phone: (610) 909-4226
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The Katsaros Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Saint Katherine Greek Orthodox Church ($262K). Together the top 10 received $449K.
Grant Size Distribution
193 grants across all recorded years
The most common grant size was under $50K: 185 grants of 193 (96%).
Geographic Focus
Where this funder awards grants
In 2024, 56% of grant dollars went to recipients in Florida and 29% to recipients in Massachusetts. The remaining listed shares were New York (6%), California (4%), and Washington, DC (2%).
Grant Distribution by State
Share of 2024 grant dollars across all 40 itemized grants.
States
Cities
Is The Katsaros Family Foundation open to new grantees?
28%
first-time grantees, 2024
In 2024, 11 of 40 grantees (28%) were first-time recipients. First grants averaged $9K; repeat grants $17K. How we count
Medians: $5K first-time, $5K repeat.
- 73% of 2024 grantees were also funded in 2023. Method
- Giving held roughly steady from 2021 to 2024 (+3%). Method
- In 2024 it paid out 86% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $535K (2020) to $675K (2022). In 2024 it made 40 grants totaling $581K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Saint Katherine Greek Orthodox Church Naples, FL | General Charitable Operations | $262,000 |
| Worcester Polytechnic Institute Worcester, MA | Scholarship Fund | $40,000 |
| Dana-Farber Cancer Institute Inc Boston, MA | General Charitable Operations | $25,000 |
| St John Academy St Augustine, FL | General Charitable Operations | $25,000 |
| Trustees of Boston University Boston, MA | General Charitable Operations | $25,000 |
| Passim Cambridge, MA | General Charitable Operations | $20,000 |
| Marin Link Inc San Rafael, CA | In Memory of John Katsaros | $17,000 |
| Orthodox Chistian Network Ft Lauderdale, FL | General Charitable Operations | $15,000 |
| Camp Jabberwocky Vineyard Haven, MA | General Charitable Operations | $10,000 |
| Cape Cod Healthcare Foundation Hyannis, MA | General Charitable Operations | $10,000 |
Ready to take the next step with The Katsaros Family Foundation?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $11,641,672 | $1,424,816 | $598,998 | $580,950 | 40 | $584,625 | $953,892 | $677,899 |
| 2023 | $10,951,146 | $455,741 | $637,413 | $624,025 | 40 | $627,600 | $309,250 | $610,920 |
| 2022 | $11,132,818 | $721,122 | $729,821 | $675,000 | 39 | $681,650 | $851,112 | $608,817 |
| 2021 | $11,141,517 | $1,814,088 | $579,080 | $563,500 | 37 | $569,815 | $1,775,148 | $672,327 |
| 2020 | $9,906,509 | $638,441 | $539,751 | $535,250 | 37 | — | $807,847 | $568,183 |
Under IRS private-foundation payout rules, The Katsaros Family Foundation reported a distributable amount of $678K for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its grants went to organizations with varied missions. For example, Worcester Polytechnic Institute says it transforms lives through inclusive STEM education, projects, and research, while the Ecumenical Patriarch Bartholomew Foundation says it supports the Patriarchate of Constantinople and its religious, educational, and philanthropic institutions. The Shelter for Abused Women & Children describes its work as preventing and addressing domestic violence and human trafficking.
Grantmaking
In 2024, the foundation made 40 grants totaling $580,950. Grant amounts ranged from $1,000 to $262,000, with a median of $5,000.
The largest listed grants included $262,000 to Saint Katherine Greek Orthodox Church for general charitable operations; $40,000 to Worcester Polytechnic Institute for a scholarship fund; and $25,000 each to Dana-Farber Cancer Institute, St John Academy, and the Trustees of Boston University for general charitable operations. Other listed grants included $20,000 to Passim and $17,000 to Marin Link Inc., the latter in memory of John Katsaros.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Arthur T Katsaros and Denise S Katsaros as trustees.
The Katsaros Family Foundation's 2024 filing lists 2 officers; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Arthur T. Katsaros
Trustee
On filings since 2020
1 hr/week
No compensation reported
Denise S. Katsaros
Trustee
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 The Katsaros Family Foundation
How much does The Katsaros Family Foundation give each year?
The Katsaros Family Foundation gave $581K across 40 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $624K across 40 grants.
What is The Katsaros Family Foundation's typical grant size?
The Katsaros Family Foundation's median grant in 2024 was $5,000, and its average grant was $14,524, across 40 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from The Katsaros Family Foundation that year got $9K on average.
Where does The Katsaros Family Foundation give grants?
The Katsaros Family Foundation gives mostly in Florida: 56% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Massachusetts (29%) and New York (6%). The most frequent recipient cities were New York, NY (6 grants), Naples, FL (5 grants), Boston, MA (3 grants) and Worcester, MA (2 grants).
Does The Katsaros Family Foundation give general operating support?
Yes: 85% of The Katsaros Family Foundation's 2024 grants with a stated purpose (34 of 40) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are The Katsaros Family Foundation's largest grantees?
The Katsaros Family Foundation's largest 2024 grantees include Saint Katherine Greek Orthodox Church ($262,000), Worcester Polytechnic Institute ($40,000) and Dana-Farber Cancer Institute Inc ($25,000), according to its 2024 IRS Form 990-PF. Together they received 56% of its itemized 2024 grant dollars.
How large is The Katsaros Family Foundation?
The Katsaros Family Foundation reported $11.6M in total assets on its 2024 IRS Form 990-PF. It paid out $585K in qualifying distributions that year, against a required minimum of $678K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What does The Katsaros Family Foundation fund?
No mission statement for the foundation is provided. Its grants went to organizations with varied missions. See mission & focus areas ↑
How do I apply for a grant from The Katsaros Family Foundation?
The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is The Katsaros Family Foundation's EIN?
The Katsaros Family Foundation's EIN (Employer Identification Number) is 26-1373188. IRS Form 990 filing data is available on this page for 2020–2024.
Does The Katsaros Family Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). The Katsaros Family Foundation funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/the-katsaros-family-foundation-morg_da22407c715140f6814dcfd20faa14a3
BibTeX
@misc{grantable_261373188_2026,
author = {{Grantable}},
title = {{The Katsaros Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/the-katsaros-family-foundation-morg_da22407c715140f6814dcfd20faa14a3},
note = {Accessed 2026-10-12. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from The Katsaros Family Foundation'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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