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· Private foundation

Weiss Family Foundation

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.

$3.5M
Granted FY2024still arriving
22
Grants FY2024still arriving
6
States reached
$2.1M
Largest
01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2019 to 2024.

Education$14MArts & Culture$2.0MCivil Rights$830kYouth Development$700kHealth$383kInternational$275kReligion$163kScience & Tech$125kOther$0
02FY2024 · 22 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2024

  • Under $10k1 grant · $7k
  • $10k–50k11 grants · $213k
  • $50k–250k8 grants · $715k
  • $250k+2 grants · $2.5M
$30,000
Median grant
6
States reached
$99M
Total assets
Largest grants
RecipientAmount
SAY YES BUFFALO SCHOLARSHIP$2,088,791
FRIENDS OF UNITED HATZALAH$441,000
UNIVERSITY OF PENNSYLVANIA$170,000
UNIVERSITY OF PENNSYLVANIA$125,000
UNIVERSITY OF PENNSYLVANIA$100,000
HORATIO ALGER$100,000
THE METROPOLITAN OPERA$70,000
UNIVERSITY OF PENNSYLVANIA$50,000
MILKEN INSTITUTE$50,000
UNIVERSITY OF PENNSYLVANIA$50,000
PENNSYLVANIA REGIONAL TRAINING CENTER$30,000
UNIVERSITY OF PENNSYLVANIA$25,000
UNIVERSITY OF PENNSYLVANIA$25,000
THE JEWISH MUSEUM$25,000
IVY FOOTBALL ASSOCIATION$25,000
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 (FY19–24, $218k) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 52% of those dollars go to grantees based in above-average-need neighborhoods. Its grants spread fairly evenly across need levels.

area typical 10%UNION RESCUE MISSION: $100k → 14%GUIDING EYES FOR THE BLIND: $50k → 9%BEYOND THE BASICS INC: $10k → 8%BEYOND THE BASICS INC: $15k → 6%GUIDING EYES FOR THE BLIND: $15k → 9%GUIDING EYES FOR THE BLIND: $15k → 9%NATIONAL CARES MENTORING MOVEMENT INC: $13k → 17%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

ME
NY
MA
PA
NJ
CT
CA
NE
VA
MD
NC
HI
GA
FL
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.
04

Where the work is directed

The same grants placed two ways: where each recipient sits, and where its stated purpose sends the money.

About 29% of Weiss Family Foundation’s grant dollars are earmarked for a different county than the recipient’s own address.

Weiss Family Foundationlessmore of its giving
Placed by recipient address · 8.3% directed abroad (not shown)
How this is measured
Recipient view: each grant at its grantee’s ZIP, mapped to a county. Directed view: each grant at the county its stated purpose names, falling back to the recipient’s county when the purpose names no place; US grants only. A county shows only if it carries the top 95% of that view’s dollars. Purposes are read from the funder’s own 990 grant descriptions.
03Its grantees
repeat funding

Who it funds again

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

67%of every dollar goes to organizations it has funded before.
$9.4M · 21 repeat orgs$4.6M to everyone else

21 repeat relationships: 10 still active in FY2024, 11 since wound down; 2 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

21
28

Total granted

$9.4M
$4.6M

Median revenue growth · since first grant

+24%
+26%

Still filing today

71%
75%

New vs renewed · share of each year

In FY2024, 99% of grant dollars renewed an existing relationship; $38k went to new ones.

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

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

’19’20’21’22’23’24
EducationArts & CultureInternationalHuman ServicesHealthAnimalsOther
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

  • SAY YES BUFFALO SCHOLARSHIP INC
    4× · 2021–2024 · $5.6M · revenue +29%
  • FO
    FRIENDS OF UNITED HATZALAH INC
    3× · 2022–2024 · $1.7M · revenue +63%
  • IF
    INSTITUTE FOR CITIZENS AND SCHOLARS
    2× · 2019–2020 · $600k · revenue +120%

Funded once

  • SY
    SAY YES TO EDUCATION INC
    one grant, 2019 · $3.0M · revenue -100% · 34% of their budget
  • HT
    HADASSAH THE WOMEN'S ZIONIST ORGANIZATION OF AMERICAN INC
    one grant, 2023 · $495k
  • SE
    SHIFT EDUCATIONgraduated
    one grant, 2022 · $230k · revenue +602% · 33% of their budget
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
Albert Einstein College of Medicine

Committed to exceptional healthcare quality for all and actively engaged with our community, einstein drives scientific discovery and educates compassionate leaders in health and science.

Education
2
The Shalom Hartman Institute of North America

The shalom hartman institute (shi) is a leading research and educational center serving israel and world jewry. we work to enrich the moral and spiritual life of israel and the jewish people, deepen the commitment to pluralism and israel's…

International
3
Hebrew College

Promotes excellence in jewish learning & leadership within a pluralistic environment. see sch ohebrew college promotes excellence in jewish learning and leadership within a pluralistic environment of open inquiry, intellectual rigor,…

Education
4
Boston Architectural College

The bac is committed to provide excellence in design education grounded in practice and accessible to diverse communities.

—
5
New York School of Interior Design

New york school of interior design provides the most innovative, immersive, and transformative interior design education in the world, demonstrating the impact of professionally designed interiors on the health, happiness, and well-being…

Education
6
Manhattanville University

To educate students to be ethical and socially responsible leaders in a global community.

Education
7
Lehigh University

The university's goal in the coming decade is to advance learning through the integration of teaching, research and service to others. the core of this goal is to prepare graduates to engage with the world and lead lives of meaning. to do…

Education
8
President and Fellows of Harvard College

Undergraduate, graduate, and professional education and research across a broad array of academic domains.

Education
9
Fordham University

Fordham university, the jesuit university of new york, is committed to the discovery of wisdom and the transmission of learning, through research and through education of the highest quality. for more information, see schedule o.

Education
10
Weizmann Institute of Science

The weizmann institute of science, located in rehovot, israel, is one of the worlds top-ranking, multidisciplinary research institutions. at any one time, several thousand scientists, staff and students are involved in hundreds of research…

Science & Tech
11
Ie New York College

(see schedule o)

Education
12
University of New Haven

The University of New Haven is a student-centered comprehensive university with an emphasis on excellence in liberal arts and professional education. Our mission is to prepare our students to lead purposeful and fulfilling lives in a…

Education
How this is measured
The grantee most central to the portfolio’s shape is Human Rights First; the most unlike its peers is Cocoa Packs Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
05the grantee network

40 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. 40 of the 53 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.

2
Load-bearing (≥25% of a budget)
4
Early backer (in before they grew)
40/40
Grantees still filing
26/40
Grew since first funded

Where the money sits, by cause and then by grantee

SAY YES BUFFALO SCHOLARSHIP INC: $5,631,258 · EducationSAY YES BUFFALO SCHOLARSHIP INCTRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA: $5,093,238 · EducationTRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA+9 more: $458,000 · EducationSAY YES TO EDUCATION INC: $3,000,000 · OtherSAY YES TO EDUCATION INCINSTITUTE FOR CITIZENS AND SCHOLARS: $600,000 · OtherINSTITUTE FOR CITIZENS AND SCHO…HADASSAH THE WOMEN'S ZIONIST ORGANIZATION OF AMERICAN INC: $495,000 · OtherHADASSAH THE WOMEN'S ZIONIST OR…HORATIO ALGER: $250,000 · Other+20 more: $926,800 · Other+20 moreFRIENDS OF UNITED HATZALAH INC: $1,690,894 · Arts & CultureFRIENDS OF …PHILLIP AND PATRICIA FROST MUSEUM OF SCIENCE INC: $125,000 · Arts & CulturePHILLIP AND…+3 more: $85,000 · Arts & CultureThe American Jewish Joint Distribution Committee Inc: $150,000 · InternationalSEEDS OF PEACE INC: $100,000 · InternationalUNITAS NORTH AMERICA: $25,000 · International+1 more: $5,000 · InternationalTHE CHILDREN'S HOSPITAL OF PHILADELPHIA: $200,000 · HealthHEBREW HOME & HOSPITAL: $25,000 · HealthTHE JED FOUNDATION: $10,000 · Health+1 more: $5,000 · HealthUNION RESCUE MISSION: $100,000 · Human ServicesGUIDING EYES FOR THE BLIND INC: $80,000 · Human ServicesBeyond the Basics Inc: $25,000 · Human ServicesNational Cares Mentoring Movement Inc: $12,500 · Human ServicesWOLF CONSERVATION CENTER INC: $75,000 · Animals
Education$11,182,496Other$5,271,800Arts & Culture$1,900,894International$280,000Health$240,000Human Services$217,500Animals$75,000

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 budgetSAY YES BUFFALO SCHOLARSHIP INC: $5,631,258 over 4y, 12% of budgetTRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA: $5,093,238 over 6y, 0.0% of budgetSAY YES TO EDUCATION INC: $3,000,000 over 1y, 34% of budgetFRIENDS OF UNITED HATZALAH INC: $1,690,894 over 3y, 0.8% of budgetINSTITUTE FOR CITIZENS AND SCHOLARS: $600,000 over 2y, 4.5% of budgetSHIFT EDUCATION: $230,000 over 1y, 33% of budgetTHE CHILDREN'S HOSPITAL OF PHILADELPHIA: $200,000 over 1y, 0.0% of budgetThe American Jewish Joint Distribution Committee Inc: $150,000 over 2y, 0.0% of budgetPHILLIP AND PATRICIA FROST MUSEUM OF SCIENCE INC: $125,000 over 3y, 0.4% of budgetTHE MILKEN INSTITUTE: $100,000 over 2y, 0.0% of budgetSEEDS OF PEACE INC: $100,000 over 2y, 0.9% of budgetUNION RESCUE MISSION: $100,000 over 1y, 0.2% of budgetGUIDING EYES FOR THE BLIND INC: $80,000 over 3y, 0.1% of budgetProject Kesher: $80,000 over 1y, 6.8% of budgetWOLF CONSERVATION CENTER INC: $75,000 over 1y, 2.5% of budgetLINCOLN CENTER FOR THE PERFORMING ARTS INC: $50,000 over 1y, 0.0% of budgetGEORGIA INNOCENCE PROJECT INC: $50,000 over 2y, 3.3% of budgetTHE ONE LOVE FOUNDATION IN HONOR OF YEARDLEY LOVE INC: $50,000 over 2y, 0.4% of budgetGENE SPOTLIGHT INC: $48,000 over 1y, 14% of budgetOPEN HEARTS FOUNDATION: $45,000 over 2y, 4.7% of budgetCOCOA PACKS INC: $45,000 over 3y, 0.9% of budgetCOMMUNITY INFORMATION TRUST: $40,000 over 2y, 0.2% of budgetLEO BAECK INSTITUTE INC: $36,000 over 1y, 0.4% of budgetBeyond the Basics Inc: $25,000 over 2y, 14% of budgetHEBREW HOME & HOSPITAL: $25,000 over 1y, 0.3% of budgetMassachusetts Institute of Technology: $25,000 over 1y, 0.0% of budgetUNITAS NORTH AMERICA: $25,000 over 1y, 3.4% of budgetTHE JEWISH MUSEUM: $25,000 over 1y, 0.1% of budgetRABBINICAL COLLEGE OF AMERICA: $18,000 over 1y, 0.3% of budgetCOUNCIL FOR NATIVE HAWAIIAN ADVANCEMENT: $15,000 over 1y, 0.0% of budgetNational Cares Mentoring Movement Inc: $12,500 over 1y, 0.2% of budgetWEITZMAN NATIONAL MUSEUM OF AMERICAN JEWISH HISTORY: $10,000 over 1y, 0.2% of budgetTHE JED FOUNDATION: $10,000 over 1y, 0.1% of budgetTrustees of Saint Joseph's College Saint Joseph's College of Maine: $5,000 over 1y, 0.0% of budgetLESLEY UNIVERSITY: $5,000 over 1y, 0.0% of budgetSTRIVE INTERNATIONAL INC: $5,000 over 1y, 0.1% of budgetHUMAN RIGHTS FIRST: $5,000 over 1y, 0.0% of budgetQualia The School for Deeper Learning: $5,000 over 1y, 0.3% of budgetLAHEY CLINIC INC: $5,000 over 1y, 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.

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.

National Philanthropic TrustPA9.1× affinity9 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: National Philanthropic Trust · American Endowment Foundation · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · The Bank of America Charitable Foundation Inc · Vanguard Charitable Endowment Program · Jpmorgan Chase Foundation · Morgan Stanley Global Impact Funding Trust Inc · The Pfizer Foundation Inc · American Online Giving Foundation Inc · Paypal Charitable Giving Fund · The Blackbaud Giving Fund · Donor Advised Charitable Giving Inc

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 Weiss Family Foundation funds: left to right is the share of its income from government, bottom to top the share from Weiss Family Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 30%3%10%23%40%funder's share of their income ↑0%19%38%56%75%share of the org’s income from government →median 1%
  • Massachusetts Institute of Technology: 35% of income from government
  • Rabbinical College of America: 5% of income from government
  • Phillip and Patricia Frost Museum of Science Inc: 1% of income from government
  • Lahey Clinic Inc: 1% of income from government
  • Lesley University: 1% of income from government
no gov moneyreceives it· size = income
3get no government money at all
13report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–75%
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.
05Through Plinth

Warm introductions · Powered by PlinthPlus

How do I get to Weiss Family Foundation?

Find your warmest path to Weiss Family Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

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 53 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 2024, released 2024. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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