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· Private foundation

Seligsohn Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$3.0M
Granted FY2025still arriving
40
Grants FY2025still arriving
12
States reached
$2.1M
Largest
01What it funds
0195% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2024.

Education$2.8MReligion$1.8MArts & Culture$204kCivil Rights$115kScience & Tech$109kHuman Services$47kPhilanthropy$47kHealth$33kOther$0
02FY2025 · 40 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k30 grants · $59k
  • $10k–50k3 grants · $46k
  • $50k–250k5 grants · $450k
  • $250k+2 grants · $2.5M
$2,000
Median grant
12
States reached
$53M
Total assets
Largest grants
RecipientAmount
KOHELET YESHIVA HIGH SCHOOL$2,100,000
Individual grant recipient$350,000
THE VENTNOR SHUL INC$225,000
PHILADELPHIA LEGACY OF CULTURE TRUST$75,000
KOSLOFF TORAH ACADEMY$50,000
CASKEY TORAH ACADEMY$50,000
LOWER MERION SYNAGOGUE$50,000
Individual grant recipient$18,000
AMIT$18,000
INSTITUE FOR ADVANCED STUDY$10,000
CHABAD-LUBAVITCH OF MAIN LINE$5,000
POLITZ DAY SCHOOL$5,000
GAN ISRAEL DAY CAMP$5,000
Individual grant recipient$5,000
FRANKLIN INSTITUTE$5,000
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY17–25, $9k) land where the poverty rate runs at 6%, against an area that typically sits at 11%. 0% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 11%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%RUNNING STRONG FOR AMERICAN INDIAN YOUTH: $1k → 6%running strong for american indian youth: $500 → 6%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.

Which US states its grants reach

MT
IL
NY
MA
SD
PA
NJ
CA
NE
VA
MD
TN
GA
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

99%of every dollar goes to organizations it has funded before.
$8.0M · 41 repeat orgs$82k to everyone else

41 repeat relationships: 36 still active in FY2025, 5 since wound down; 1 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

41
7

Total granted

$8.0M
$32k

Median revenue growth · since first grant

+51%
+127%

Still filing today

44%
29%

New vs renewed · share of each year

In FY2025, 98% of grant dollars renewed an existing relationship; $50k went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’17’18’19’20’21’22’23’24’25
EducationArts & CultureHealthScience & TechCommunity ImprovementHuman ServicesOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • MA
    MORRIS AND ROSE CASKEY TORAH ACADEMY OF GREATER PHILADELPHIA
    6× · 2020–2025 · $368k · revenue +24%
  • SIMON WIESENTHAL CENTER INC
    6× · 2017–2022 · $91k · revenue +51%
  • INSTITUTE FOR ADVANCED STUDY - LOUIS BAMBERGER & MRS FELIX FULD FOUNDATION
    9× · 2017–2025 · $89k · revenue +229%

Funded once

  • SM
    SWC MUSEUM CORPgraduated
    one grant, 2023 · $20k · revenue +127%
  • TG
    THE GEORGE WASHINGTON MASONIC NATIONAL MEMORIAL ASSOCIATION
    one grant, 2020 · $5k · revenue -4%
  • TG
    THE GOLDEN SLIPPER CLUB
    one grant, 2023 · $2k
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
Rabbi Isaac Elchanan Theological Seminary

To prepare students for the rabbinate and to issue the traditional certificate of ordination in connection therewith. the seminary is authorized to confer the degree of master of hebrew literature (m.h.l.), doctor of hebrew literature…

Education
2
Yeshiva University

The university is composed of several colleges and schools providing undergraduate, graduate, professional and post-doctoral education and training and research and clinical programs.

Education
3
Abraham Joshua Heschel School

The abraham joshua heschel school is an independent jewish day school which includes students from a wide range of jewish backgrounds, practices and beliefs. (see schedule o for continuation)

Education
4
Passaic Hebrew Institute

YBH of Passaic, a K-8 yeshiva in Passaic, New Jersey, emphasizes the primacy of Torah and Yiras Shomayim and offers a serious and comprehensive General Studies curriculum. YBH stresses the importance of middos tovos and acting with…

Education
5
The Jewish Museum

The mission of the jewish museum is to collect, preserve, exhibit and interpret art and jewish culture. see schedule o for more information.

Arts & Culture
6
Fuchs Mizrachi Schools

The mission of fuchs mizrachi school is to educate each child in the orthodox jewish religious zionist tradition, imbued with the love of g-d, torah, people and the land of israel.

—
7
Torah Temimah Jerusalem

The school trains advanced talmudic scholars, enabling them to become high level teachers and religious leaders in israel and the united states using specific methodology combining traditional talmudic study with innovative learning…

Education
8
Denver Academy of Torah

Denver academy of torah (the "school")provides education to students from kindergarten through high school. the school's mission is to nuture students to be torah-observant role models and future leaders through an intellectually rigorous…

Education
9
Atlanta Jewish Academy Inc

Atlanta jewish academy is a college preparatory, co-educational, preschool-12th grade, independent jewish day school, guided by modern orthodox values and principles. we embody the ideals of community, tradition, individual development and…

Education
10
Yeshiva University High Schools

The yeshiva university high schools has as its educational mission to teach and perpetuate the values of torah and secular studies. see schedule o.

Education
11
Hebrew Academy of Cleveland

The mission of the hebrew academy is to imbue all students with a love of god, torah and eretz yisroel and to prepare them to achieve excellence in torah and general knowledge based on successful cooperation among family, judaic and…

—
12
San Diego Jewish Academy

San Diego Jewish Academy empowers each student to learn for life, guided by Jewish values and rooted in strength of community.

Education
How this is measured
The grantee most central to the portfolio’s shape is Simon Wiesenthal Center Inc; the most unlike its peers is Scleroderma Research Foundation. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

24 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 24 of the 52 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
3
Early backer (in before they grew)
24/24
Grantees still filing
17/24
Grew since first funded

Where the money sits, by cause and then by grantee

KOHELET YESHIVA HIGH SCHOOL INC: $4,792,860 · EducationKOHELET YESHIVA HIGH SCHOOL INCMORRIS AND ROSE CASKEY TORAH ACADEMY OF GREATER PHILADELPHIA: $367,720 · EducationMORRIS AND ROSE CASKEY TORAH ACADEMY OF GREATER PHILADELPHIA+4 more: $89,350 · EducationLOWER MERION SYNAGOGUE: $816,160 · OtherLOWER MERION SYNAGOGUEIndividual grant recipient: $692,720 · OtherIndividual grant recipientVENTNOR SHUL INC: $425,000 · OtherVENTNOR SHUL INCPHILADELPHIA LEGACY OF CULTURE TRUST: $202,500 · OtherPHILADELPHIA LEGACY OF CULTURE TRUS…AMIT: $89,000 · Other+29 more: $349,600 · Other+29 moreSIMON WIESENTHAL CENTER INC: $91,000 · Arts & CultureTHE FRANKLIN INSTITUTE: $35,000 · Arts & CultureSWC MUSEUM CORP: $20,000 · Arts & Culture+2 more: $8,000 · Arts & CultureINSTITUTE FOR ADVANCED STUDY - LOUIS BAMBERGER & MRS FELIX FULD FOUNDATION: $89,000 · Science & TechJEWISH FEDERATION OF GREATER PHILADELPHIA: $38,600 · PhilanthropyST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $20,000 · HealthJBI INTERNATIONAL INC: $4,750 · HealthScleroderma Research Foundation: $4,250 · HealthAMIT CHILDREN INC: $15,000 · InternationalJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $7,250 · International
Education$5,249,930Other$2,574,980Arts & Culture$154,000Science & Tech$89,000Philanthropy$38,600Health$29,000International$22,250

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetKOHELET YESHIVA HIGH SCHOOL INC: $4,792,860 over 9y, 18% of budgetMORRIS AND ROSE CASKEY TORAH ACADEMY OF GREATER PHILADELPHIA: $367,720 over 6y, 1.9% of budgetSIMON WIESENTHAL CENTER INC: $91,000 over 6y, 0.1% of budgetINSTITUTE FOR ADVANCED STUDY - LOUIS BAMBERGER & MRS FELIX FULD FOUNDATION: $89,000 over 9y, 0.0% of budgetIS KOSLOFF TORAH ACADEMY HIGH SCHOOL FOR GIRLS: $50,000 over 1y, 0.8% of budgetJEWISH FEDERATION OF GREATER PHILADELPHIA: $38,600 over 9y, 0.0% of budgetTHE FRANKLIN INSTITUTE: $35,000 over 9y, 0.0% of budgetPOLITZ DAY SCHOOL OF CHERRY HILL A NEW JERSEY NONPROFIT CORPORATION: $26,100 over 9y, 0.2% of budgetSWC MUSEUM CORP: $20,000 over 1y, 0.3% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $20,000 over 9y, 0.0% of budgetAMIT CHILDREN INC: $15,000 over 2y, 0.1% of budgetGolden Slipper Club & Charities Inc: $13,000 over 8y, 0.7% of budgetJACK M BARRACK HEBREW ACADEMY: $11,600 over 8y, 0.0% of budgetTRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA: $9,000 over 9y, 0.0% of budgetAMERICAN INDIAN YOUTH RUNNING STRONG INC: $8,500 over 9y, 0.0% of budgetThe Gorilla Foundation: $8,500 over 9y, 0.2% of budgetA PLACE FOR US ATLANTIC COUNTY WOMENS CENTER: $8,000 over 8y, 0.0% of budgetRAYMOND AND RUTH PERELMAN JEWISH DAY SCHOOL: $7,250 over 9y, 0.0% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $7,250 over 9y, 0.0% of budgetTHE GEORGE WASHINGTON MASONIC NATIONAL MEMORIAL ASSOCIATION: $5,000 over 1y, 0.2% of budgetJBI INTERNATIONAL INC: $4,750 over 9y, 0.0% of budgetPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE FOUNDATION: $4,250 over 9y, 0.0% of budgetScleroderma Research Foundation: $4,250 over 9y, 0.0% of budgetCENTER FOR INQUIRY INC: $3,000 over 6y, 0.0% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds KOHELET YESHIVA HIGH SCHOOL INC ↗
  • Who funds MORRIS AND ROSE CASKEY TORAH ACADEMY OF GREATER PHILADELPHIA ↗
  • Who funds SIMON WIESENTHAL CENTER INC ↗
  • Who funds INSTITUTE FOR ADVANCED STUDY - LOUIS BAMBERGER & MRS FELIX FULD FOUNDATION ↗
  • Who funds IS KOSLOFF TORAH ACADEMY HIGH SCHOOL FOR GIRLS ↗
  • Who funds JEWISH FEDERATION OF GREATER PHILADELPHIA ↗
  • Who funds THE FRANKLIN INSTITUTE ↗
  • Who funds POLITZ DAY SCHOOL OF CHERRY HILL A NEW JERSEY NONPROFIT CORPORATION ↗
  • Who funds SWC MUSEUM CORP ↗
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC ↗
  • Who funds AMIT CHILDREN INC ↗
  • Who funds Golden Slipper Club & Charities Inc ↗
  • Who funds JACK M BARRACK HEBREW ACADEMY ↗
  • Who funds TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA ↗
  • Who funds AMERICAN INDIAN YOUTH RUNNING STRONG INC ↗
  • Who funds The Gorilla Foundation ↗
  • Who funds A PLACE FOR US ATLANTIC COUNTY WOMENS CENTER ↗
  • Who funds RAYMOND AND RUTH PERELMAN JEWISH DAY SCHOOL ↗
  • Who funds JEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC ↗
  • Who funds THE GEORGE WASHINGTON MASONIC NATIONAL MEMORIAL ASSOCIATION ↗
  • Who funds JBI INTERNATIONAL INC ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Erlbaum Family FoundationPA19.9× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Erlbaum Family Foundation · Katz Family Charitable Trust · Jewish Federation of Greater Philadelphia · Jewish Communal Fund · Business Leadership Organized for Catholic Schools · Vanguard Charitable Endowment Program · National Philanthropic Trust · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · Raymond James Charitable Endowment Fund · Jpmorgan Chase Foundation · The Pfizer Foundation Inc · American Endowment Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Seligsohn Foundation funds: left to right is the share of its income from government, bottom to top the share from Seligsohn Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%1%5%11%20%funder's share of their income ↑0%4%8%11%15%share of the org’s income from government →median 7%
  • Institute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation: 7% of income from government
  • A Place for Us Atlantic County Womens Center: 0% of income from government
no gov moneyreceives it· size = income
1get no government money at all
5report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–15%
typical government reliance, FY20–25
How this is measured
Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 52 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

Play a game based on Seligsohn’s filings →

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