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Leon Lowenstein Foundation Inc

New Haven, Connecticut  ·  EIN 136015951  ·  Private foundation

Based in New Haven, Connecticut, Leon Lowenstein Foundation Inc has awarded $44.0M across 599 grants in our index of public IRS filings, with giving recorded as recently as 2024. Its largest grant on record went to Mobile Health Care Association. This profile covers its focus areas, top grant recipients, year-by-year giving, and how a nonprofit should approach it.

$6.4M
Annual giving (FY2020)
$159.8M
Total assets
599
Grants tracked
2024
Most recent grant

What Leon Lowenstein Foundation Inc funds

Leon Lowenstein Foundation Inc's giving carries a documented focus on education, environment & conservation, health care, higher education, public health, and related causes.

EducationEnvironment & ConservationHealth CareHigher EducationPublic HealthYouth Development

Populations it has supported include families, men boys, women girls.

familiesmen boyswomen girls

Grant history

The largest grants Bespoke Grants has on record for Leon Lowenstein Foundation Inc, by amount:

RecipientLocationGrantYear
Mobile Health Care Association
Charitable
St Louis, MO$980K2022
Natural Resources Defense Council Inc
CHARITABLE
New York, NY$925K2017
New York Presbyterian Fund Inc
CHARITABLE
New York, NY$850K2017
Summit School
CHARITABLE
Redwood City, CA$850K2017
City Year
CHARITABLE
Boston, MA$850K2017
Johns Hopkins University
Charitable
Baltimore, MD$800K2019
Johns Hopkins University
Charitable
Baltimore, MD$700K2024
Johns Hopkins University
Charitable
Baltimore, MD$700K2023
Environmental Defense Fund
Charitable
New York, NY$675K2018
The Family Van - a Program of Harvard Medical Scho
Charitable
Boston, MA$600K2022
Environmental Defense Fund
Charitable
New York, NY$575K2019
Mobile Health Care Association
Charitable
St Louis, MO$562K2023
The Family Van - a Program of Harvard Medical Scho
Charitable
Boston, MA$562K2023
Environmental Working Group
Charitable
Washington, DC$550K2019
President and Fellows of Harvard College
Charitable
Boston, MA$538K2024

Leon Lowenstein Foundation Inc giving by year

Total grants Bespoke Grants has indexed for each filing year:

2017$4.9M
2018$5.6M
2019$6.2M
2020$6.4M
2022$7.5M
2023$6.9M
2024$6.5M

How to apply for funding from Leon Lowenstein Foundation Inc

Leon Lowenstein Foundation Inc's public IRS filing does not spell out a formal application process. Foundations of this size often give primarily to organizations they already know, so a concise letter of inquiry or a warm introduction is usually the best first contact — not a full proposal.

Is Leon Lowenstein Foundation Inc the right funder for your nonprofit?

This page shows what Leon Lowenstein Foundation Inc has funded. Bespoke Grants tells you whether it fits your mission — and finds every other foundation that does. Free, no credit card.

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Frequently asked questions about Leon Lowenstein Foundation Inc

Does Leon Lowenstein Foundation Inc accept grant applications?
Leon Lowenstein Foundation Inc's public filing does not specify an application process. A brief letter of inquiry or a warm introduction is usually the best first step with a private foundation of this size.
What does Leon Lowenstein Foundation Inc fund?
Leon Lowenstein Foundation Inc's grants focus on education. Recent recipients include Mobile Health Care Association, Natural Resources Defense Council Inc, New York Presbyterian Fund Inc. Its full grant history is listed above.
How much does Leon Lowenstein Foundation Inc give in grants?
Leon Lowenstein Foundation Inc reported $6.4M in grants in its most recent IRS filing (FY2020). Across all years in our data it has awarded $44.0M over 599 grants.
Where is Leon Lowenstein Foundation Inc located?
Leon Lowenstein Foundation Inc is based in New Haven, Connecticut. Its IRS employer identification number (EIN) is 136015951.
How can I find foundations similar to Leon Lowenstein Foundation Inc?
Bespoke Grants matches your nonprofit against 225,000+ foundations like Leon Lowenstein Foundation Inc, ranking each by how well it fits your mission, location, and budget — with the reasoning shown. It is free to search.

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Foundations similar to Leon Lowenstein Foundation Inc

Other Connecticut grantmakers with overlapping priorities:

About this profile. This page is built from Leon Lowenstein Foundation Inc's public IRS Form 990-PF and 990 filings, indexed by Bespoke Grants alongside 13M+ grants from 225,000+ U.S. foundations. Grant figures reflect filings available to date; IRS data publishes on a 1–2 year lag. Bespoke Grants is not affiliated with Leon Lowenstein Foundation Inc. Always confirm current giving priorities and application procedures with the foundation directly before applying.