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Plinth

· Private foundation

Shelly & Lawrence Horowitz Family

Its FY2024 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$9k
Granted FY2024still arriving
9
Grants FY2024still arriving
2
States reached
$9k
Largest
01What you fund
01100% classified

What you funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year — across FY20202024.

Religion$42kHealth$4kInternational$4kHuman Services$1kPublic Safety & Disaster$424Food & Nutrition$345Youth Development$253Philanthropy$86Other$0
02FY2024 · 9 grants

Where the money goes

Your grants by size, and where they go.

$100
Median grant
2
States reached
$161k
Total assets
Largest grants
RecipientAmount
YOUNG ISRAEL OF LONG BEACH$8,500
AMIT$200
LEUKEMIA LYMPHONA SOCIETY$200
KIMPATORIN AID$100
TOMCHEI SHABBOS$100
CHAI LIFELINE$100
ALZHEIMERS ASSOC$100
AMERICAN N FRIENDS OF MAGEN DAVID$100
RONALD MCDONALD HOUSE$50
02The need
03

Do your dollars go where the need is?

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

show:

Your human-services grants (FY20–24, $786) land where the poverty rate runs at 16%, against an area that typically sits at 11%. 75% of those dollars go to grantees based in above-average-need neighborhoods. Most of your grants land in higher-need ZIPs.

area typical 11%american red cross: $10 → 14%kimpatorin Aid: $300 → 20%kimpatorin Aid: $100 → 20%KIMPATORIN AID: $100 → 20%kimpatorin Aid: $36 → 20%misakim: $10 → 20%davis memorial fund: $200 → 6%dorot: $10 → 17%dorot: $10 → 17%dorot: $10 → 17%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount

Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty linein the grantee’s ZIP, averaged from the tracts in that ZIP; grantee ZIP can differ from where services are delivered.

Which US states your grants reach

NY
NJ
WV
VA
MD
KS
TN
DC
GA

US grants placed by each grantee’s ZIP, which can differ from where services are actually delivered. Need from public data — U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA — shown as context about the area, never attributed to your giving.

03Your edge
repeat funding

Who you back again

Which organizations you funded more than once, and which you funded a single time. Each grantee is matched to its own filings.

91%of every dollar goes to organizations you’ve funded before.
$47k · 34 repeat orgs$5k to everyone else

34 repeat relationships — 6 still active in FY2024, 28 since wound down; 3 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

34
33

Total granted

$47k
$4k

Median revenue growth · since first grant

+9%
+21%

Still filing today

38%
15%

New vs renewed · share of each year

In FY2024, 96% of grant dollars renewed an existing relationship; $400 went to new ones.

50%100%’20’21’22’23’24
RenewedFirst-time

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

’20’21’22’23’24
HealthHuman ServicesInternationalReligionPhilanthropyArts & CultureOther

First-time = a grantee’s first year in your filing window; renewed = funded in an earlier year too. As a portfolio matures the renewed share naturally climbs — once funded, an org stays “renewable” — so the signal is the years that buck it (a new-grantee intake wave). 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

  • AT
    AGUDAS TOV V'CHESED INC
    3× · 2020–2022 · $1k · revenue +133%
  • CL
    CHAI LIFELINE INC
    4× · 2021–2024 · $600 · revenue +1%
  • KA
    KIMPATORIN AID INC
    4× · 2020–2024 · $536 · revenue +92%

Funded once

  • KS
    kolel shomrei hachnasos orphans
    one grant, 2021 · $2k
  • LB
    Long Beach Maos Chetem
    one grant, 2021 · $800
  • AN
    Adi Negev nachalat Eran
    one grant, 2021 · $300

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

04Your field

The map has a center of gravity: the average direction from the rest of the sector toward the organizations the foundation funds — the shape of its giving. Scoring every nonprofit along that direction surfaces the ones that look most like the portfolio. These are the closest matchesthat aren’t grantees — a resemblance in what they say they do, not a recommendation.

1
Hadassah the Women's Zionist Org of America Inc

Hadassah, the women's zionist organization of america, inc., a new york not-for-profit corporation ("hwzoa") enhances the health and lives of people in israel, the united states and worldwide through education, advocacy, women's…

Community Improvement
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
New York Genome Center Inc

Operate a state-of-the-art, world-class genomic research center that creates and uses advanced genomics to understand the genetic basis of disease. for more information, see schedule o.

Health
4
Zichron Avrohom Yosef
Philanthropy
5
Sherit Isroel
6
Zichron Chaim Meir Foundation
Philanthropy
7
New York University

Nyu is a private university with approximately 60,000 matriculating students in 20 schools and institutes. nyu's primary missions are education, research and scholarship, and patient care.

Education
8
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
9
Idf Memorial Foundation
Philanthropy
10
Us Middle East Project Inc

The organization's mission is to engage in non partisan analysis of u.s. foreign policy in the middle east, with special emphasis on the middle east peace process, and to present policymakers in the united states, in the region and in the…

International
11
Keren Yaakov Ben Menachen Tzvi Foundation
Philanthropy
12
Bikur Cholim

Bikur cholim organizes and subsidizes medical treatment, speech and physical therapy, medication, durable medical equipment, blood products, homecare, transportation, housing for patients and family-members, meals, and diagnostics while…

Health

For reference, the grantee most central to the portfolio’s shape is March of Dimes Inc and the most unlike its peers is The United States Holocaust Memorial Museum. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.

Your grantees are a median of 38 years old; the field is 16. You back the established end — and your money leans older still.

THE FIELDby orgYOUR GRANTEESby number20%0%<5yr15%0%5–10yr21%8%10–20yr21%24%20–35yr13%40%35–55yr11%28%55yr+
THE FIELDby orgYOUR MONEYby value20%0%<5yr15%0%5–10yr21%1%10–20yr21%5%20–35yr13%4%35–55yr11%90%55yr+

The field is 20% startups (under 5 years old) — 0% of your grantees by number, and just 0% of your money.

Closures · last 5 years

The orgs you fund almost never close 0.0% lost their exemption, against 11% of the field you don’t fund.

orgs you fund
0.0%0/25
the rest of the field
11%
6,221/58,896

Age = years since IRS exemption (a founding proxy). “Closed” = auto-revocation for 3 years of non-filing — a floor on closure, not proof, and bigger established orgs lapse least. Association, not causation.

04the grantee network

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

Each one resolved to its own IRS returns and tracked year by year — your grant beside their revenue from every source. Association, dated; never a causal claim.

Counted here: distinct organizations you funded across 20172025, not grant rows in a single year — so this will not match the grant count on the cover. 19 of the 71 grantees resolved in that span have returns of their own we could reconcile; the rest are funded organizations whose filings we could not track year by year.

0
Load-bearing (≥25% of a budget)
2
Early backer (in before they grew)
19/19
Grantees still filing
14/19
Grew since you first funded

Where your money sits — by cause, then by grantee

NATIONAL COUNCIL OF YOUNG ISRAEL — $40,052 · OtherNATIONAL COUNCIL OF YOUNG ISRAELkolel shomrei hachnasos orphans — $1,800 · Other+51 more — $5,881 · Other+51 moreBLOOD CANCER UNITED INC — $600 · HealthCHAI LIFELINE INC — $600 · HealthALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC — $430 · HealthST JUDE CHILDREN'S RESEARCH HOSPITAL INC — $70 · HealthMARCH OF DIMES INC — $70 · Health+1 more — $35 · HealthAGUDAS TOV V'CHESED INC — $1,118 · InternationalMEDECINS SANS FRONTIERES USA INC — $250 · International+1 more — $38 · InternationalKIMPATORIN AID INC — $536 · Human ServicesDAVIS MEMORIAL FUND INC — $200 · Human ServicesDOROT INC — $30 · Human Services+2 more — $20 · Human ServicesNoam Shabbos Inc — $90 · ReligionThe United States Holocaust Memorial Museum — $50 · Arts & CultureUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC — $25 · PhilanthropyKEREN OR INC — $10 · Education
Other$47,733Health$1,805International$1,406Human Services$786Religion$90Arts & Culture$50Philanthropy$25Education$10

Each org by its size and your share of it — top-left is where you’re load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ your share of their budgetAGUDAS TOV V'CHESED INC — $1,118 over 3y, 0.1% of budgetBLOOD CANCER UNITED INC — $600 over 3y, 0.0% of budgetCHAI LIFELINE INC — $600 over 4y, 0.0% of budgetKIMPATORIN AID INC — $536 over 4y, 0.0% of budgetALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC — $430 over 5y, 0.0% of budgetSMILE TRAIN INC — $400 over 2y, 0.0% of budgetMEDECINS SANS FRONTIERES USA INC — $250 over 4y, 0.0% of budgetDAVIS MEMORIAL FUND INC — $200 over 1y, 0.0% of budgetNoam Shabbos Inc — $90 over 3y, 0.0% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC — $70 over 4y, 0.0% of budgetMARCH OF DIMES INC — $70 over 4y, 0.0% of budgetThe United States Holocaust Memorial Museum — $50 over 2y, 0.0% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC — $38 over 3y, 0.0% of budgetCALVARY HOSPITAL INC — $35 over 2y, 0.0% of budgetDOROT INC — $30 over 3y, 0.0% of budgetUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC — $25 over 1y, 0.0% of budgetMISASKIM CORP — $10 over 1y, 0.0% of budgetKEREN OR INC — $10 over 1y, 0.0% of budgetAmerican National Red Cross & Its Constituent Chapters and Branches — $10 over 1y, 0.0% of budget
Go grantee by grantee — a decade per org, and how each moved after you funded them

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

  • Who funds AGUDAS TOV V'CHESED INC
  • Who funds BLOOD CANCER UNITED INC
  • Who funds CHAI LIFELINE INC
  • Who funds KIMPATORIN AID INC
  • Who funds ALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC
  • Who funds SMILE TRAIN INC
  • Who funds MEDECINS SANS FRONTIERES USA INC
  • Who funds DAVIS MEMORIAL FUND INC
  • Who funds Noam Shabbos Inc
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC
  • Who funds MARCH OF DIMES INC
  • Who funds The United States Holocaust Memorial Museum

The grantmakers whose grantees overlap with yours far more than size alone predicts. Each orbits closer the stronger the alignment; the arcs between them show where they also fund each other. Here it reads as a tightly interlocked camp — most of these funders back each other's grantees too.

The Ojc FundNY18.4× affinity7 shared granteesties to 7 of 7Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Ojc Fund · Jewish Communal Fund · House of Gross Foundation Inc · Gertrude and Morris Bienenfeld Charitable Foundation · Marbeh Shalom Foundation Inc · Fidelity Investments Charitable Gift Fund · Donor Advised Charitable Giving Inc · Amazonsmile Foundation

Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. A research starting point: overlap is association, not proof of shared intent.

Government reliance of your grantees

Every dot is one organization Shelly & Lawrence Horowitz Family funds. Left–right is the share of its income from government; up–down is the share from you. Bigger dots raise more. Filter to federal or a single department — and drag the year to watch it move.

2024
202122232425
no gov · 00%0%1%3%5%your share of their income ↑0%3%5%8%10%share of the org’s income from government
    no gov moneyreceives it· size = income
    0get no government money at all
    4report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–10%
    typical government reliance, FY2025

    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 your grant caused the public funding. Coverage is precision-first — a floor, not 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 12–24 months.

    On method. Every financial figure here is read directly from IRS e-file XML — your own 990/990-PF and the multi-year returns of the 71 grantees we resolved across every year we hold, several hundred filings in all (a different count from the grant rows on the cover, which are one fiscal year)— each linked to its source. Grantee achievements and outcomes are each organization’s own program-service reporting (Form 990, Part III); we read these as association with sustained funding — the foundation is one of several forces — suppress low-confidence name matches rather than guess, and say so where a figure rests on a single grant or filing. Not everything on this page is a filed figure, and the difference matters. Filed is what you reported on your 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. How we build these →

    Generated from your IRS Form 990-PF e-file return for fiscal year 2024, released 2024. Filings run roughly 12–24 months behind; figures are dated accordingly.

    Source object · view filing

    More from the funding graph