The Mary Curtis Horowitz Foundation
The Mary Curtis Horowitz Foundation is a private foundation based in Neshanic Station, New Jersey. It makes grants to charitable organizations in education, the environment, and social policy; its filing states that the foundation’s three trustees conduct its grantmaking.
The Mary Curtis Horowitz Foundation at a glance
In short: The Mary Curtis Horowitz Foundation gave $46K across 29 grants in 2025 (avg $2K), top state New Jersey. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $46,250
- +58.1% vs 2024
- Grants made (2025)
- 29
- -9.4% vs 2024
- Average grant
- $1,595
- +74.5% vs 2024
- Median grant
- $1,000
- Total assets
- $11,269
- +14.2% vs 2024
- Primary geography
- New Jersey (44% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026.
How to apply to The Mary Curtis Horowitz Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 2329 South Branch Road, Neshanic Station, NJ 08853
Phone: (609) 577-9507
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The Mary Curtis Horowitz Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Bucknell University ($6K). Together the top 10 received $31K.
Grant Size Distribution
61 grants across all recorded years
The most common grant size was under $50K: 61 grants of 61 (100%).
Geographic Focus
Where this funder awards grants
In 2025, New Jersey recipients received 44% of grant dollars, Pennsylvania recipients 19%, Illinois recipients 12%, recipients in Washington, DC 12%, and New York recipients 3%.
Grant Distribution by State
Share of 2025 grant dollars across all 29 itemized grants.
States
Cities
How The Mary Curtis Horowitz Foundation gives
- 83% of 2025 grantees were also funded in 2024. 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 (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 2024 to 2025, annual grant giving ranged from $29K (2024) to $46K (2025). In 2025 it made 29 grants totaling $46K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Bucknell University Lewisburg, PA | Educational Funding | $6,000 |
| West Ridge PTO Park Ridge, NJ | Social Policy Funding | $5,000 |
| Literacy Volunteers of Somerset County Bridgewater, NJ | Educational Funding | $4,500 |
| Congregation Kehilat Shalom Adult Education Belle Mead, NJ | Educational Funding | $3,000 |
| National Geographic Society Washington, DC | Environmental Funding | $3,000 |
| Trenton Area Soup Kitchen Trenton, NJ | Social Policy Funding | $2,500 |
| Bergen County Coop Library System Inc Fair Lawn, NJ | Educational Funding | $2,000 |
| Nature Conservancy Chester, NJ | Environmental Funding | $2,000 |
| Chicago Public Library Foundation Chicago, IL | Educational Funding | $1,500 |
| Rennselaer Polytechnic Institute School of Architecture Boston, MA | Educational Funding | $1,500 |
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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 | $11,269 | $55,154 | $53,754 | $46,250 | 29 | $46,250 | $154 | $448 |
| 2024 | $9,869 | $40,212 | $30,343 | $29,250 | 32 | $29,250 | $212 | $1,047 |
Under IRS private-foundation payout rules, The Mary Curtis Horowitz Foundation reported a distributable amount of $448 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
The foundation’s stated grantmaking purpose is to support organizations working in education, environmental preservation or improvement, and advocacy for improvements in social policy.
Its 2025 grantees illustrate the range of organizations it supports. Literacy Volunteers of Somerset County says its mission is to promote community literacy through tutoring and programs for adults. The National Geographic Society describes its work as advancing geographic knowledge through science, exploration, education, and storytelling to illuminate and protect the world. The Chicago Public Library Foundation says it connects private investment with community-responsive library programming and lifelong learning.
Grantmaking
In filing year 2025, the foundation reported 29 grants totaling $46,250. Grants ranged from $250 to $6,000, with a median of $1,000. Notable grants included $6,000 to Bucknell University for educational funding; $5,000 to West Ridge PTO for social policy funding; $4,500 to Literacy Volunteers of Somerset County for educational funding; $3,000 each to Congregation Kehilat Shalom Adult Education for educational funding and the National Geographic Society for environmental funding; and $2,500 to Trenton Area Soup Kitchen for social policy funding.
Other grants included $2,000 each to Bergen County Coop Library System and the Nature Conservancy; $1,500 each to Chicago Public Library Foundation, Rensselaer Polytechnic Institute School of Architecture, Swarthmore College, and Wildlife Conservation Society; and $1,000 to Greater Chicago Food Depository. The food depository describes its mission as ending hunger and says it serves Cook County through a network of community-based organizations and individuals.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Mary C Horowitz as president/trustee, Margaret Schneiderman as treasury/trustee, and Benjamin Schneiderman as trustee.
The Mary Curtis Horowitz Foundation is led by Mary C. Horowitz, President & Trustee on every filing since 2024; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Mary C. Horowitz
President & Trustee
On filings since 2024
0.3 hrs/week
No compensation reported
Benjamin Schneiderman
Trustee
On filings since 2024
0.3 hrs/week
No compensation reported
Margaret Schneiderman
Treasury & Trustee
On filings since 2024
0.3 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2024–2025. "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 The Mary Curtis Horowitz Foundation
How much does The Mary Curtis Horowitz Foundation give each year?
The Mary Curtis Horowitz Foundation gave $46K across 29 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $29K across 32 grants.
What is The Mary Curtis Horowitz Foundation's typical grant size?
The Mary Curtis Horowitz Foundation's median grant in 2025 was $1,000, and its average grant was $1,595, across 29 grants on its 2025 IRS Form 990-PF.
Where does The Mary Curtis Horowitz Foundation give grants?
The Mary Curtis Horowitz Foundation's top state is New Jersey, with 44% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Pennsylvania (19%) and Illinois (12%). The most frequent recipient cities were Chicago, IL (6 grants), Washington, DC (4 grants), Park Ridge, NJ (2 grants) and New York, NY (2 grants).
Does The Mary Curtis Horowitz Foundation give general operating support?
Not in 2025: none of the 29 grants with a stated purpose on The Mary Curtis Horowitz Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Educational Funding" (13 grants), "Environmental Funding" (9 grants) and "Social Policy Funding" (7 grants).
Who are The Mary Curtis Horowitz Foundation's largest grantees?
The Mary Curtis Horowitz Foundation's largest 2025 grantees include Bucknell University ($6,000), West Ridge PTO ($5,000) and Literacy Volunteers of Somerset County ($4,500), according to its 2025 IRS Form 990-PF. Together they received 34% of its itemized 2025 grant dollars.
How large is The Mary Curtis Horowitz Foundation?
The Mary Curtis Horowitz Foundation reported $11K in total assets on its 2025 IRS Form 990-PF. It paid out $46K in qualifying distributions that year, against a required minimum of $448 (roughly 5% of its investment assets).
What does The Mary Curtis Horowitz Foundation fund?
The foundation’s stated grantmaking purpose is to support organizations working in education, environmental preservation or improvement, and advocacy for improvements in social policy. See mission & focus areas ↑
How do I apply for a grant from The Mary Curtis Horowitz Foundation?
The foundation 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 The Mary Curtis Horowitz Foundation's EIN?
The Mary Curtis Horowitz Foundation's EIN (Employer Identification Number) is 99-6769674. IRS Form 990 filing data is available on this page for 2024–2025.
Does The Mary Curtis Horowitz 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
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2024 (received by the IRS June 25, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 14, 2026)
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