Arnsten Foundation Inc
Arnsten Foundation Inc is a private foundation based in New York, NY. Its 2025 filing reports grants to charitable organizations including a medical center, a congregation, cultural institutions, and organizations connected with Jewish causes.
Arnsten Foundation Inc at a glance
In short: Arnsten Foundation Inc gave $793K across 12 grants in 2025 (avg $66K), mostly in New York. 8% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $793,475
- +2246.2% vs 2024
- Grants made (2025)
- 12
- -7.7% vs 2024
- Average grant
- $66,123
- +2441.7% vs 2024
- Median grant
- $1,000
- Total assets
- $119,242
- -82.1% vs 2024
- New grantees (estimate)
- 8% first-time grantees (1 of 12, 2025; small sample)
- Primary geography
- New York (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Arnsten Foundation Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 50 Riverside Drive 14A, New York, NY 10024
Phone: (212) 799-1180
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Arnsten Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Montefiore Medical Center ($760K). Together the top 10 received $792K.
Grant Size Distribution
69 grants across all recorded years
The most common grant size was under $50K: 68 grants of 69 (99%).
Geographic Focus
Where this funder awards grants
The 2025 itemized grants list 11 recipients in New York and one in Washington, DC. The filing’s recipient-state breakdown reports 100% of grant dollars in New York and less than 1% in DC.
Grant Distribution by State
Share of 2025 grant dollars across all 12 itemized grants.
Cities
Is Arnsten Foundation Inc open to new grantees?
8%
first-time grantees, 2025
In 2025, 1 of 12 grantees (8%) were first-time recipients. With only 12 grantees, that is a small sample: one grantee more or less moves the share by about 8 points. First grants averaged $5K; repeat grants $72K. How we count
Medians: $5K first-time, $1K repeat.
- 83% of 2025 grantees were also funded in 2024. Method
- Giving grew 2998% from 2022 to 2025. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2019–2025). 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 2019 to 2025, annual grant giving ranged from $26K (2022) to $793K (2025). In 2025 it made 12 grants totaling $793K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Montefiore Medical Center Bronx, NY | To Fund Lawrence and Dorothy Grand Hall. | $760,000 |
| Congregation Rodeph Sholom New York, NY | General Organizational Purposes | $14,475 |
| The Metropolitan Opera New York, NY | General Organizational Purposes | $5,500 |
| UJA Foundation New York, NY | General Organizational Purposes | $5,000 |
| Lincoln Center Theatre New York, NY | General Organizational Purposes | $2,500 |
| American Committee for the Weitzman Institute of Science New York, NY | General Organizational Purposes | $1,000 |
| Anti Defamation League New York, NY | General Organizational Purposes | $1,000 |
| Jewish National Fund New York, NY | General Organizational Purposes | $1,000 |
| NYU Langone Health New York, NY | General Organizational Purposes | $1,000 |
| United States Holocaust Memorial Museum Washington, DC | General Organizational Purposes | $1,000 |
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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 | $119,242 | $249,907 | $797,432 | $793,475 | 12 | $793,475 | $248,363 | $31,948 |
| 2024 | $666,767 | $65,810 | $37,597 | $33,820 | 13 | $33,820 | $64,310 | $39,034 |
| 2023 | $638,554 | $44,661 | $39,221 | $38,290 | 19 | $38,290 | $44,661 | $35,428 |
| 2022 | $633,114 | $43,550 | $26,641 | $25,610 | 13 | $25,610 | $43,550 | $36,167 |
| 2021 | $616,205 | $53,018 | $31,064 | $30,100 | 12 | $30,100 | $53,018 | $40,079 |
| 2020 | $594,251 | $46,046 | $35,178 | $34,125 | 12 | — | $46,046 | $33,983 |
| 2019 | $583,383 | $43,039 | $38,804 | $37,210 | 15 | — | $43,039 | $32,375 |
Under IRS private-foundation payout rules, Arnsten Foundation Inc reported a distributable amount of $32K 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 mission statement for the foundation is provided. Its 2025 grants include support for Montefiore Medical Center, whose stated mission is “to heal, to teach, to discover and to advance the health of the communities we serve”; Jewish National Fund-USA, which says it works to build a prosperous future for the land of Israel and its people; The Jewish Museum, whose mission is to collect, preserve, exhibit, and interpret art and Jewish culture; and Friends of Yad Sarah, which describes its work as caring for ill and injured people at home in Israel.
Grantmaking
In 2025, the foundation reported 12 grants totaling $793,475. Grant sizes ranged from $500 to $760,000, with a median of $1,000. The largest grant was $760,000 to Montefiore Medical Center to fund Lawrence and Dorothy Grand Hall. Other grants included $14,475 to Congregation Rodeph Sholom, $5,500 to The Metropolitan Opera, $5,000 to UJA Foundation, and $2,500 to Lincoln Center Theatre. The remaining grants were between $500 and $1,000 each.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Lawrence E Arnsten as president, Paul Arnsten as secretary treasurer, Susan Arnsten Russell as vice president, and Julia H Arnsten as vice president.
Arnsten Foundation Inc is led by Lawrence E. Arnsten, President on every filing since 2019; none of the 4 officers listed in 2025 report compensation.
Officers on the 2025 filing
Lawrence E. Arnsten
President
On filings since 2019
1 hr/week
No compensation reported
Julia H. Arnsten
Vice President
On filings since 2019
No compensation reported
Paul Arnsten
Secretary Treasurer
On filings since 2019
1 hr/week
No compensation reported
Susan Arnsten Russell
Vice President
On filings since 2019
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 Arnsten Foundation Inc
How much does Arnsten Foundation Inc give each year?
Arnsten Foundation Inc gave $793K across 12 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $34K across 13 grants.
What is Arnsten Foundation Inc's typical grant size?
Arnsten Foundation Inc's median grant in 2025 was $1,000, and its average grant was $66,123, across 12 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Arnsten Foundation Inc that year got $5K on average.
Where does Arnsten Foundation Inc give grants?
Arnsten Foundation Inc gives mostly in New York: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were New York, NY (10 grants).
Does Arnsten Foundation Inc give general operating support?
Yes: 92% of Arnsten Foundation Inc's 2025 grants with a stated purpose (11 of 12) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Arnsten Foundation Inc's largest grantees?
Arnsten Foundation Inc's largest 2025 grantees include Montefiore Medical Center ($760,000), Congregation Rodeph Sholom ($14,475) and The Metropolitan Opera ($5,500), according to its 2025 IRS Form 990-PF. Together they received 98% of its itemized 2025 grant dollars.
How large is Arnsten Foundation Inc?
Arnsten Foundation Inc reported $119K in total assets on its 2025 IRS Form 990-PF. It paid out $793K in qualifying distributions that year, against a required minimum of $32K (roughly 5% of its investment assets).
What does Arnsten Foundation Inc fund?
No mission statement for the foundation is provided. See mission & focus areas ↑
How do I apply for a grant from Arnsten Foundation Inc?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Arnsten Foundation Inc's EIN?
Arnsten Foundation Inc's EIN (Employer Identification Number) is 13-3975888. IRS Form 990 filing data is available on this page for 2019–2025.
Does Arnsten Foundation Inc 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
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS May 11, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 11, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Arnsten Foundation Inc's focus areas in our free grants database
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Cite this profile
Grantable. (2026). Arnsten Foundation Inc funder profile. GrantGraph. Retrieved October 13, 2026, from https://grantable.co/funders/arnsten-foundation-inc-morg_9dbac679bf7a44e6af15450edf829da6
BibTeX
@misc{grantable_133975888_2026,
author = {{Grantable}},
title = {{Arnsten Foundation Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/arnsten-foundation-inc-morg_9dbac679bf7a44e6af15450edf829da6},
note = {Accessed 2026-10-13. 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 Arnsten Foundation 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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