Ralph Landau Foundation
The Ralph Landau Foundation is a private foundation based in New York, New York. Its 2024 filing describes its program as funding contributions and providing cash for charitable expenditures.
Ralph Landau Foundation at a glance
In short: Ralph Landau Foundation gave $4.8M across 50 grants in 2024 (avg $95K), mostly in New York. 22% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $4,768,612
- +6.2% vs 2023
- Grants made (2024)
- 50
- +8.7% vs 2023
- Average grant
- $95,372
- -2.3% vs 2023
- Median grant
- $10,000
- Total assets
- $48,056,462
- +2.2% vs 2023
- New grantees (estimate)
- 22% first-time grantees (8 of 36, 2024)
- Primary geography
- New York (68% 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 Ralph Landau Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation does not accept unsolicited requests for funds and makes contributions only to preselected charitable organizations.
- Contact
Mailing address: C/O Listowel Inc 3 Park Ave 2701, New York, NY 10016
Phone: (212) 683-8660
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Ralph Landau Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Stony Brook Foundation ($2.5M across 7 grants). Together the top 10 received $4.6M.
Grant Size Distribution
252 grants across all recorded years
The most common grant size was under $50K: 191 grants of 252 (76%).
Geographic Focus
Where this funder awards grants
In 2024, the distribution of grant dollars by recipient state was New York 68%, Pennsylvania 20%, New Jersey 9%, Virginia 2%, and North Carolina 0%.
Grant Distribution by State
Share of 2024 grant dollars across all 50 itemized grants.
States
Cities
Is Ralph Landau Foundation open to new grantees?
22%
first-time grantees, 2024
In 2024, 8 of 36 grantees (22%) were first-time recipients. First grants averaged $65K; repeat grants $152K. How we count
Medians: $5K first-time, $10K repeat.
- 75% of 2024 grantees were also funded in 2023. Method
- Giving grew 29% from 2021 to 2024. Method
- In 2024 it paid out 112% of its IRS minimum distribution (the 5% rule). 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 $2.3M (2022) to $4.8M (2024). In 2024 it made 50 grants totaling $4.8M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Stony Brook Foundation Stony Brook, NY | Shinecock Bay Restoration Program Phase IV | $1,223,610 |
| Science History Institute Philadelphia, PA | Going Digital to Go Global Initiative | $850,000 |
| Stony Brook Foundation Stony Brook, NY | Establish the Maze-Landeau Fellowships & Graduate Fund for Excellence Endowment for the benefit of the School of Marine & Atmoshpheric Sciences | $800,000 |
| Trustees of Princeton University Annual Giving Princeton, NJ | Annual giving Class of '79 | $400,000 |
| Cold Spring Harbor Laboratory Cold Spring Harbor, NY | Support the DNALC NYC Partner Program with NYC Public Schools | $375,000 |
| Stony Brook Foundation Stony Brook, NY | Mihgua Zhang Faculty Career Catalyst Award for the Benefit of the School of Marine & Atmospheric Sciences | $150,000 |
| Stony Brook Foundation Stony Brook, NY | Maze-Landeau Fellowship & Graduate Student Funds for the benefit of the School of Marine & Atmospheric Sciences | $100,000 |
| Stony Brook Foundation Stony Brook, NY | Dean's Advisory Council Endowed Professorship for the Benefit of the School of Marine & Atmospheric Sciences | $100,000 |
| Cornell University Ithaca, NY | Cornell University College of Veterinary Medicine Annual Fund (Aquavet Program) | $96,250 |
| Americans in Wartime Experience Fairfax, VA | Voices of Freedom Project | $92,500 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $48,056,462 | $6,431,636 | $5,359,957 | $4,768,612 | 50 | $5,052,902 | $6,234,011 | $4,517,168 |
| 2023 | $47,018,893 | $6,103,948 | $4,988,490 | $4,490,742 | 46 | $4,810,041 | $5,955,630 | $3,974,456 |
| 2022 | $45,369,669 | $4,014,431 | $3,413,084 | $2,286,643 | 53 | $2,555,529 | $3,863,948 | $3,969,031 |
| 2021 | $43,180,543 | $5,972,370 | $4,157,758 | $3,704,123 | 53 | $3,957,824 | $5,817,427 | $4,253,029 |
| 2020 | $40,550,043 | $4,130,466 | $3,698,339 | $3,025,313 | 50 | — | $3,809,026 | $3,412,949 |
Under IRS private-foundation payout rules, Ralph Landau Foundation reported a distributable amount of $4.5M 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
The foundation’s stated program description is “to fund numerous contributions and provide cash for charitable expenditures.” Its grants went to organizations working in several fields. For example, the Stony Brook Foundation says it advances SUNY Stony Brook’s mission by facilitating, accepting, and managing philanthropic gifts. The Science History Institute says it works to expand knowledge and challenge perspectives in the history of science and to catalyze new thinking about the scientific and technological future.
Grantmaking
In 2024, the foundation made 50 grants totaling $4,768,612. Grant amounts ranged from $100 to $1,223,610, with a median of $10,000.
Among its largest 2024 grants were $1,223,610 to the Stony Brook Foundation for the Shinecock Bay Restoration Program Phase IV; $850,000 to the Science History Institute for its Going Digital to Go Global Initiative; $800,000 to the Stony Brook Foundation for an endowment benefiting the School of Marine and Atmospheric Sciences; and $400,000 to Trustees of Princeton University Annual Giving for the Class of ’79. Other grants included $375,000 to Cold Spring Harbor Laboratory for its DNALC NYC Partner Program with NYC Public Schools and $92,500 to Americans in Wartime Experience for the Voices of Freedom Project.
Leadership & Key People
Officers and directors from IRS filings
Ralph Landau Foundation is led by Laurie J. Landeau, President on every filing since 2020; 1 of 3 officers listed in 2024 is compensated.
Officers on the 2024 filing
Laurie J. Landeau
President
On filings since 2020
8 hrs/week
$100K (2020) → $100K (2024)
Robert Maze
Vice President & Secretary
Director → Secretary, 2023
Secretary → Vice President & Secretary, 2024
On filings since 2020
4 hrs/week
No compensation reported
Alysia Knobel
Treasurer
New on the 2024 filing
1 hr/week
No compensation reported
Former officers (1)
- Former: Edward Rover (2020) — Secretary & Treasurer
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.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $100K, to Laurie J Landeau (President).
Frequently asked questions about Ralph Landau Foundation
How much does Ralph Landau Foundation give each year?
Ralph Landau Foundation gave $4.8M across 50 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $4.5M across 46 grants.
What is Ralph Landau Foundation's typical grant size?
Ralph Landau Foundation's median grant in 2024 was $10,000, and its average grant was $95,372, across 50 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Ralph Landau Foundation that year got $65K on average.
Where does Ralph Landau Foundation give grants?
Ralph Landau Foundation gives mostly in New York: 68% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Pennsylvania (20%) and New Jersey (9%). The most frequent recipient cities were Stony Brook, NY (7 grants), Philadelphia, PA (6 grants), Cold Spring Harbor, NY (6 grants) and Princeton, NJ (3 grants).
Does Ralph Landau Foundation give general operating support?
Occasionally: 4% of Ralph Landau Foundation's 2024 grants with a stated purpose (2 of 50) were for general or operating support, per its 2024 IRS Form 990-PF. Recurring purposes include "Annual giving" (25 grants).
Who are Ralph Landau Foundation's largest grantees?
Ralph Landau Foundation's largest 2024 grantees include Stony Brook Foundation ($2,469,110 across 7 grants), Science History Institute ($947,000 across 3 grants) and Cold Spring Harbor Laboratory ($440,000 across 4 grants), according to its 2024 IRS Form 990-PF. Together they received 81% of its itemized 2024 grant dollars.
How large is Ralph Landau Foundation?
Ralph Landau Foundation reported $48.1M in total assets on its 2024 IRS Form 990-PF. It paid out $5.1M in qualifying distributions that year, against a required minimum of $4.5M (roughly 5% of its investment assets).
What does Ralph Landau Foundation fund?
The foundation’s stated program description is “to fund numerous contributions and provide cash for charitable expenditures.” Its grants went to organizations working in several fields. See mission & focus areas ↑
How do I apply for a grant from Ralph Landau Foundation?
The foundation does not accept unsolicited requests for funds and 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 Ralph Landau Foundation's EIN?
Ralph Landau Foundation's EIN (Employer Identification Number) is 13-2895717. IRS Form 990 filing data is available on this page for 2020–2024.
Does Ralph Landau 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). Ralph Landau Foundation funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/ralph-landau-foundation-morg_965cbd0b77f74b968f482c0a40e8ac14
BibTeX
@misc{grantable_132895717_2026,
author = {{Grantable}},
title = {{Ralph Landau Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/ralph-landau-foundation-morg_965cbd0b77f74b968f482c0a40e8ac14},
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 Ralph Landau 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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