Hartong Family Foundation
Hartong Family Foundation is a private foundation based in Greenwich, Connecticut. Its 2025 grants supported organizations including universities, a hospital, a school, and community organizations.
Hartong Family Foundation at a glance
In short: Hartong Family Foundation gave $223K across 27 grants in 2025 (avg $8K), mostly in Connecticut. 48% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $222,788
- +83.3% vs 2024
- Grants made (2025)
- 27
- +17.4% vs 2024
- Average grant
- $8,251
- +56.2% vs 2024
- Median grant
- $7,500
- Total assets
- $5,934,552
- +92.7% vs 2024
- New grantees (estimate)
- 48% first-time grantees (10 of 21, 2025; small sample)
- Primary geography
- Connecticut (59% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Hartong Family Foundation
- How to Apply
-
Applicants must verify that they are qualified charitable organizations. The filing lists no restrictions on awards and no deadline.
- Contact
Application contact: Brooke Hastings
Mailing address: 8 Sound Shore Drive Suite 265, Greenwich, CT 06830
Phone: (203) 622-1790
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Hartong Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Quinnipiac University ($25K across 3 grants). Together the top 10 received $161K.
Organizations only. It also paid 3 individual scholarships ($19,188), which are not listed by name.
Grant Size Distribution
64 grants across all recorded years
The most common grant size was under $50K: 64 grants of 64 (100%).
Geographic Focus
Where this funder awards grants
In 2025, 59% of grant dollars went to recipients in Connecticut, 15% to New York, 8% to Pennsylvania, 6% to North Carolina, and 4% to Wyoming.
Grant Distribution by State
Share of 2025 grant dollars across all 27 itemized grants.
States
Cities
Is Hartong Family Foundation open to new grantees?
48%
first-time grantees, 2025
In 2025, 10 of 21 grantees (48%) were first-time recipients. With only 21 grantees, that is a small sample: one grantee more or less moves the share by about 5 points. First grants averaged $7K; repeat grants $12K. How we count
Medians: $8K first-time, $12K repeat.
- 48% of 2025 grantees were also funded in 2024. Method
- In 2025 it paid out 134% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2023–2025). 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 2023 to 2025, annual grant giving ranged from $5K (2023) to $223K (2025). In 2025 it made 27 grants totaling $223K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Silver Hill Hospital New Canaan, CT | Martin Center Renovation | $25,000 |
| Lehigh University Bethlehem, PA | Scholarships | $17,403 |
| Syracuse University Syracuse, NY | Scholarships | $15,000 |
| Quinnipiac University Hamden, CT | Scholarships | $15,000 |
| Fairfield University Fairfield, CT | Scholarships | $15,000 |
| West Haven Va Healthcare System West Haven, CT | Substance Abuse & Treatment | $15,000 |
| Mercy University Dobbs Ferry, NY | Scholarships | $11,511 |
| National Outdoor Leadership School Lander, WY | Scholarships | $10,000 |
| Waterside School Stamford, CT | Scholarships | $10,000 |
| Boys and Girls Club of Greenwich Greenwich, CT | 2025 Capital Campaign | $10,000 |
Ready to take the next step with Hartong 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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $5,934,552 | $3,184,735 | $327,425 | $222,788 | 27 | $294,367 | $154,877 | $219,157 |
| 2024 | $3,080,316 | $136,706 | $213,478 | $121,516 | 23 | $186,684 | $110,252 | $173,713 |
| 2023 | $3,152,982 | $3,208,147 | $55,165 | $4,550 | 14 | $55,165 | $24,457 | $157,738 |
Under IRS private-foundation payout rules, Hartong Family Foundation reported a distributable amount of $219K for 2025 — 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 foundation mission statement is provided. The 2025 grants included scholarships, a hospital renovation, substance abuse and treatment, and a capital campaign.
Grantees describe a range of work in their own missions. Silver Hill Hospital says its mission is to reduce suffering from mental illness and addiction. Waterside School says it provides an early-years educational foundation for motivated, disadvantaged children. The National Outdoor Leadership School describes its mission as teaching wilderness skills and leadership that serve people and the environment.
Grantmaking
In 2025, the foundation made 27 grants totaling $222,788. Grants ranged from $1,000 to $25,000, with a median of $7,500. The filing reports 23 grants totaling $121,516 in 2024 and 14 grants totaling $4,550 in 2023.
Among the largest 2025 grants were $25,000 to Silver Hill Hospital for the Martin Center renovation; $17,403 to Lehigh University for scholarships; and $15,000 each to Syracuse University, Quinnipiac University, and Fairfield University for scholarships. The foundation also gave $15,000 to West Haven VA Healthcare System for substance abuse and treatment, $11,511 to Mercy University for scholarships, and $10,000 each to the National Outdoor Leadership School for scholarships, Waterside School, and Boys and Girls Club of Greenwich for its 2025 capital campaign.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Hendrick J Hartong Jr and Hendrick J Hartong III as trustees; Pieter R Hartong as trustee and executive director; and Brooke Hastings as COO.
Hartong Family Foundation is led by Pieter R. Hartong, Trustee & Executive Director since 2024 (on filings since 2023); 1 of 4 officers listed in 2025 is compensated.
Officers on the 2025 filing
Pieter R. Hartong
Trustee & Executive Director
Trustee & Officer → Trustee & Executive Director, 2024
On filings since 2023
17 hrs/week
$15K (2023) → $66K (2025)
Hendrick J. Hartong III
Trustee
On filings since 2023
0.3 hrs/week
No compensation reported
Hendrick J. Hartong Jr.
Trustee
On filings since 2023
1 hr/week
No compensation reported
Brooke Hastings
COO
On filings since 2024
15 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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $66K, to Pieter R Hartong (Trustee/Executive Director).
Frequently asked questions about Hartong Family Foundation
How much does Hartong Family Foundation give each year?
Hartong Family Foundation gave $223K across 27 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $122K across 23 grants.
What is Hartong Family Foundation's typical grant size?
Hartong Family Foundation's median grant in 2025 was $7,500, and its average grant was $8,251, across 27 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Hartong Family Foundation that year got $7K on average.
Where does Hartong Family Foundation give grants?
Hartong Family Foundation gives mostly in Connecticut: 59% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were New York (15%) and Pennsylvania (8%). The most frequent recipient cities were Hamden, CT (3 grants), West Haven, CT (2 grants) and Fairfield, CT (2 grants).
Does Hartong Family Foundation give general operating support?
Not in 2025: none of the 27 grants with a stated purpose on Hartong Family Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Scholarships" (16 grants) and "Support of Organization" (6 grants).
Who are Hartong Family Foundation's largest grantees?
Hartong Family Foundation's largest 2025 grantees include Quinnipiac University ($25,000 across 3 grants), Silver Hill Hospital ($25,000) and Fairfield University ($22,500 across 2 grants), according to its 2025 IRS Form 990-PF. It also paid 3 individual scholarships ($19,188), which are not listed by name. Together they received 33% of its itemized 2025 grant dollars.
How large is Hartong Family Foundation?
Hartong Family Foundation reported $5.9M in total assets on its 2025 IRS Form 990-PF. It paid out $294K in qualifying distributions that year, against a required minimum of $219K (roughly 5% of its investment assets).
What does Hartong Family Foundation fund?
No foundation mission statement is provided. The 2025 grants included scholarships, a hospital renovation, substance abuse and treatment, and a capital campaign. See mission & focus areas ↑
How do I apply for a grant from Hartong Family Foundation?
Applicants must verify that they are qualified charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Hartong Family Foundation's EIN?
Hartong Family Foundation's EIN (Employer Identification Number) is 92-2824291. IRS Form 990 filing data is available on this page for 2023–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2023 (received by the IRS June 5, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS August 13, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 7, 2026)
- IRS filings on file for fiscal years 2023–2025
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Cite this profile
Grantable. (2026). Hartong Family Foundation funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/hartong-family-foundation-morg_052f36a1efb6453080bb74598a2c61e1
BibTeX
@misc{grantable_922824291_2026,
author = {{Grantable}},
title = {{Hartong Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/hartong-family-foundation-morg_052f36a1efb6453080bb74598a2c61e1},
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 Hartong 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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