K & M Weisburgh Charitable Fund Inc
K & M Weisburgh Charitable Fund Inc is a private foundation based in Larchmont, New York. Its 2024 filing reports grants to charitable organizations, including educational institutions, community organizations, and groups working in other areas.
K & M Weisburgh Charitable Fund Inc at a glance
In short: K & M Weisburgh Charitable Fund Inc gave $61K across 12 grants in 2024 (avg $5K), mostly in New York. 8% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $61,000
- +3.4% vs 2023
- Grants made (2024)
- 12
- +9.1% vs 2023
- Average grant
- $5,083
- -5.2% vs 2023
- Median grant
- $3,500
- Total assets
- $772,370
- -7.2% vs 2023
- New grantees (estimate)
- 8% first-time grantees (1 of 12, 2024; small sample)
- Primary geography
- New York (58% 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 K & M Weisburgh Charitable Fund Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation does not accept unsolicited requests for funds and states that it contributes only to preselected charitable organizations.
- Contact
Mailing address: 2 Boulder Brae Lane, Larchmont, NY 10538
Phone: (914) 833-0273
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who K & M Weisburgh Charitable Fund Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Carnegie Mellon University ($10K). Together the top 10 received $57K.
Grant Size Distribution
52 grants across all recorded years
The most common grant size was under $50K: 52 grants of 52 (100%).
Geographic Focus
Where this funder awards grants
In 2024, 58% of grant dollars went to recipients in New York, 21% to recipients in Washington, DC, and 20% to recipients in Pennsylvania.
Grant Distribution by State
Share of 2024 grant dollars across all 12 itemized grants.
Cities
Is K & M Weisburgh Charitable Fund Inc open to new grantees?
8%
first-time grantees, 2024
In 2024, 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 $3K; repeat grants $5K. How we count
Medians: $3K first-time, $4K repeat.
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 $37K (2020) to $109K (2021). In 2024 it made 12 grants totaling $61K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Carnegie Mellon University Pittsburgh, PA | General Fund | $10,000 |
| League of Amer Bicyclists Washington, DC | General Fund | $10,000 |
| Union College Schecnectady, NY | General Fund | $10,000 |
| Purchase College Fdn Purchase, NY | General Fund | $6,000 |
| Emelin Theatre Mamaroneck, NY | General Fund | $4,500 |
| Power My Learning New York, NY | General Fund | $4,000 |
| AFS USA New York, NY | General Fund | $3,000 |
| Mamaroneck Schools Fdn Larchmont, NY | General Fund | $3,000 |
| Student Aid Fund Larchmont, NY | General Fund | $3,000 |
| Rails to Trails Conversancy Washington, DC | General Fund | $3,000 |
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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 |
|---|---|---|---|---|---|---|---|
| 2024 | $772,370 | $13,979 | $74,136 | $61,000 | 12 | $61,000 | $31,612 |
| 2023 | $832,527 | $19,875 | $69,320 | $59,000 | 11 | $59,000 | $26,134 |
| 2022 | $881,972 | $37,453 | $76,937 | $65,000 | 11 | $65,000 | $37,453 |
| 2021 | $920,193 | $44,428 | $126,224 | $109,000 | 12 | $109,000 | $44,428 |
| 2020 | $973,541 | $96,764 | $49,033 | $36,500 | 6 | — | $96,764 |
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2024 grants included support for universities and colleges, local education and community organizations, a public library, and organizations such as the League of American Bicyclists and Rails to Trails Conservancy.
Carnegie Mellon University describes its mission as providing a transformative educational experience and cultivating a collaborative university community. The Mamaroneck Schools Foundation says its grants benefit students of the Mamaroneck Union Free Schools. These are the grantees’ descriptions of their own missions.
Grantmaking
In 2024, the foundation gave $61,000 through 12 grants. Grants ranged from $2,000 to $10,000, with a median of $3,500. The largest grants were $10,000 each to Carnegie Mellon University, the League of American Bicyclists, and Union College. Other grants included $6,000 to Purchase College Foundation, $4,500 to Emelin Theatre, and $4,000 to Power My Learning. All listed grants were designated for a general fund.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Mitchell Weisburgh as director and Martha Nierenberg and Karin Weisburgh as trustees.
K & M Weisburgh Charitable Fund Inc's 2024 filing lists 3 officers; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Karin Weisburgh
Trustee
On filings since 2020
0.5 hrs/week
No compensation reported
Martha Nierenberg
Trustee
On filings since 2020
0.5 hrs/week
No compensation reported
Mitchell Weisburgh
Director
On filings since 2022
1 hr/week
No compensation reported
Former officers (1)
- Former: Mitchell Wiesburgh (2020–2021) — Trustee
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 K & M Weisburgh Charitable Fund Inc
How much does K & M Weisburgh Charitable Fund Inc give each year?
K & M Weisburgh Charitable Fund Inc gave $61K across 12 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $59K across 11 grants.
What is K & M Weisburgh Charitable Fund Inc's typical grant size?
K & M Weisburgh Charitable Fund Inc's median grant in 2024 was $3,500, and its average grant was $5,083, across 12 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from K & M Weisburgh Charitable Fund Inc that year got $3K on average.
Where does K & M Weisburgh Charitable Fund Inc give grants?
K & M Weisburgh Charitable Fund Inc gives mostly in New York: 58% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were District of Columbia (21%) and Pennsylvania (20%). The most frequent recipient cities were Washington, DC (2 grants), New York, NY (2 grants), Mamaroneck, NY (2 grants) and Larchmont, NY (2 grants).
Does K & M Weisburgh Charitable Fund Inc give general operating support?
Yes: 100% of K & M Weisburgh Charitable Fund Inc's 2024 grants with a stated purpose (12 of 12) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are K & M Weisburgh Charitable Fund Inc's largest grantees?
K & M Weisburgh Charitable Fund Inc's largest 2024 grantees include Carnegie Mellon University ($10,000), League of Amer Bicyclists ($10,000) and Union College ($10,000), according to its 2024 IRS Form 990-PF. Together they received 49% of its itemized 2024 grant dollars.
How large is K & M Weisburgh Charitable Fund Inc?
K & M Weisburgh Charitable Fund Inc reported $772K in total assets on its 2024 IRS Form 990-PF. Its revenue that year was $14K.
What does K & M Weisburgh Charitable Fund Inc fund?
No mission statement for the foundation is provided. Its 2024 grants included support for universities and colleges, local education and community organizations, a public library, and organizations such as the League of American Bicyclists and Rails to Trails Conservancy. See mission & focus areas ↑
How do I apply for a grant from K & M Weisburgh Charitable Fund Inc?
The foundation does not accept unsolicited requests for funds and states that it contributes only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is K & M Weisburgh Charitable Fund Inc's EIN?
K & M Weisburgh Charitable Fund Inc's EIN (Employer Identification Number) is 13-4065871. IRS Form 990 filing data is available on this page for 2020–2024.
Does K & M Weisburgh Charitable Fund 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
(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). K & M Weisburgh Charitable Fund Inc funder profile. GrantGraph. Retrieved October 10, 2026, from https://grantable.co/funders/k-and-m-weisburgh-charitable-fund-inc-morg_27e4f67720ad44368174deed95d011fb
BibTeX
@misc{grantable_134065871_2026,
author = {{Grantable}},
title = {{K \& M Weisburgh Charitable Fund Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/k-and-m-weisburgh-charitable-fund-inc-morg_27e4f67720ad44368174deed95d011fb},
note = {Accessed 2026-10-10. 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 K & M Weisburgh Charitable Fund 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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