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· Private foundation

Blumberg Family Foundation Inc

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.

$83k
Granted FY2025still arriving
18
Grants FY2025still arriving
4
States reached
$20k
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, FY2018 to 2024.

Science & Tech$1.0MFood & Nutrition$55kEducation$55kArts & Culture$40kInternational$35kCivil Rights$20kAnimals$16kReligion$14kOther$0
02FY2025 · 18 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k15 grants · $43k
  • $10k–50k3 grants · $40k
$3,000
Median grant
4
States reached
$466k
Total assets
Largest grants
RecipientAmount
COPLAND HOUSE INC$20,000
NAACP LEGAL DEFENSE FUND$10,000
NEW DRAMATISTS$10,000
BROOKLYN PUBLIC LIBRARY$5,000
FEEDING WESTCHESTER$5,000
OMEGA INSTITUTE FOR HOLISTIC STUDIES$5,000
INTERNATIONAL RESCUE COMMITTEE INC$5,000
CENTRAL SYNAGOGUE$3,900
TURNING POINTE DONKEY RESCUE$3,000
SPCA WESTCHESTER$2,500
NATIONAL TAY-SACHS & ALLIED DISEASES ASSOCIATION$2,500
COURAGEOUS PARENTS NETWORK$2,500
THE NUNOA PROJECT$2,500
FRIENDS OF HILLTOP HANOVER FARM$2,000
AMERICAN FRIENDS OF NATAL$1,500
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:

Dollar for dollar, its grants (FY18–25) land where the poverty rate runs at 16%, against an area that typically sits at 10%. 90% of its dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%COURAGEOUS PARENTS NETWORK: $3k → 8%THE NUNOA PROJECT: $5k → 12%NATIONAL TAY-SACHS & ALLIED DISEASES ASSOCIATION: $3k → 16%CARINGBRIDGE: $1k → 12%OMEGA INSTITUTE FOR HOLISTIC STUDIES: $5k → 9%COPLAND HOUSE INC: $20k → 9%SOUL FIRE FARM: $3k → 11%GLIMMERGLASS OPERA THEATRE INC: $500 → 13%REGIONAL FOOD BANK: $5k → 14%CITY HARVEST: $28k → 17%BROOKLYN PUBLIC LIBRARY: $40k → 20%PROTECT DEMOCRACY PROJECT: $3k → 14%TURNING POINTE DONKEY RESCUE: $5k → 16%CENTER FOR AMERICAN INDIAN: $10k → 9%FARESTART: $10k → 9%THE NUNOA PROJECT: $3k → 12%OMEGA INSTITUTE FOR HOLISTIC STUDIES: $5k → 9%COPLAND HOUSE INC: $20k → 9%INTERNATIONAL RESCUE: $5k → 17%TURNING POINTE DONKEY RESCUE: $3k → 16%OMEGA INSTITUTE FOR HOLISTIC STUDIES: $5k → 9%COPLAND HOUSE INC: $20k → 9%THE ACTORS CENTER: $2k → 17%TURNING POINTE DONKEY RESCUE: $3k → 16%FEEDING WESTCHESTER: $10k → 9%CENTRAL SYNAGOGUE: $10k → 17%TURNING POINTE DONKEY RESCUE: $3k → 16%FEEDING WESTCHESTER: $5k → 9%NAACP LEGAL DEFENSE FUND: $10k → 17%FEEDING WESTCHESTER: $5k → 9%CENTRAL SYNAGOGUE: $4k → 17%HOSPICE OF WESTCHESTER: $5k → 9%NAACP LEGAL DEFENSE FUND: $10k → 17%FEEDING WESTCHESTER: $5k → 9%CENTRAL SYNAGOGUE: $4k → 17%SIERRA CLUB: $1k → 9%THE MUSTIQUE CHARITABLE FOUNDATION: $500 → 17%YORKTOWN VOLUNTEER AMBULANCE: $3k → 9%INTERNATIONAL RESCUE COMMITTEE INC: $10k → 17%FRIENDS OF HILLTOP HANOVER FARM: $2k → 9%INTERNATIONAL RESCUE COMMITTEE INC: $10k → 17%INTERNATIONAL RESCUE COMMITTEE INC: $10k → 17%INTERNATIONAL RESCUE COMMITTEE INC: $5k → 17%SPCA WESTCHESTER: $3k → 9%AMERICAN COMMITTEE FOR THE WEIZMAN INST: $1.0M → 17%AMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE: $10k → 17%AMERICAN COMMITTEE FOR THE WEIZMAN: $10k → 17%AMERICAN FRIENDS OF NATAL: $2k → 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

WA
MN
MI
NY
MA
PA
CT
DC
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.

93%of every dollar goes to organizations it has funded before.
$1.3M · 11 repeat orgs$98k to everyone else

Grantees it renews have grown median revenue +31% since the first grant, against -5% for those funded once.

11 repeat relationships: 10 still active in FY2025, 1 since wound down; 8 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

11
11

Total granted

$1.3M
$75k

Median revenue growth · since first grant

+31%
-5%

Still filing today

82%
64%

New vs renewed · share of each year

In FY2025, 72% of grant dollars renewed an existing relationship; $23k went to new ones.

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

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

’18’20’21’22’23’24’25
Arts & CultureHealthInternationalFood & NutritionAnimalsEducationOther
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

  • AC
    AMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE INC
    2× · 2018–2022 · $1.0M · revenue +187%
  • CH
    COPLAND HOUSE INC
    3× · 2022–2025 · $60k · revenue +64%
  • BROOKLYN PUBLIC LIBRARY
    3× · 2021–2025 · $50k · revenue +6%

Funded once

  • CITY HARVEST INC
    one grant, 2020 · $28k · revenue +3%
  • AC
    AMERICAN COMMITTEE FOR THE WEIZMAN
    one grant, 2021 · $10k
  • F
    FARESTART
    one grant, 2020 · $10k · revenue -37%
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
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
2
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
3
New York Blood Center Inc

As one of the most preeminent and comprehensive blood centers in theworld, nybc operates under a four-part mission. for more information,see sch. o and part iii, 4a-c.

Health
4
Island Harvest Ltd

The mission of island harvest is to end hunger and reduce food waste on long island.

Human Services
5
Neurology Associates of Stony Brook University Faculty Practice Corp

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
6
Stony Brook Internists University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
7
University Associates in Obstetrics and Gynecology University Faculty Pract ice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
8
Food Bank Association of New York State

The mission of feeding new york state is to lead a unified effort for a hunger-free state of new york. the mission of food banking is to obtain food and deliver it to emergency food programs. feeding new york state works to end hunger by…

Food & Nutrition
9
Manhattanville University

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

Education
10
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
11
Wamc

Wamc is chartered by the new york state board of regents to "furnish, prepare and present non-profit and non-commercial educational, instructional and cultural radio programs and also non-profit and non-commercial programs (wamc's mission…

Arts & Culture
12
Cornell University

Education, research, medical services and other public services.

Education
How this is measured
The grantee most central to the portfolio’s shape is Feeding Westchester Inc; the most unlike its peers is International Rescue Committee Inc. 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

23 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. 23 of the 30 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)
23/23
Grantees still filing
11/23
Grew since first funded

Where the money sits, by cause and then by grantee

AMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE INC: $1,010,000 · InternationalAMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE INCInternational Rescue Committee INC: $40,000 · International+1 more: $1,500 · InternationalFEEDING WESTCHESTER INC: $25,000 · OtherCENTRAL SYNAGOGUE: $17,650 · OtherAMERICAN COMMITTEE FOR THE WEIZMAN: $10,000 · OtherCENTER FOR AMERICAN INDIAN: $10,000 · OtherTHE NUNOA PROJECT: $7,500 · OtherHOSPICE OF WESTCHESTER: $5,000 · OtherFARESTART: $10,000 · Other+7 more: $12,500 · OtherCOPLAND HOUSE INC: $60,000 · Arts & CultureNew DramatistsInc: $10,000 · Arts & Culture+2 more: $2,000 · Arts & CultureBROOKLYN PUBLIC LIBRARY: $50,000 · EducationOMEGA INSTITUTE FOR HOLISTIC STUDIES INC: $15,000 · EducationCITY HARVEST INC: $27,500 · Food & NutritionREGIONAL FOOD BANK OF NORTHEASTERN NEW YORK INC: $5,000 · Food & NutritionSOUL FIRE FARM INSTITUTE INC: $2,500 · Food & NutritionNAACP LEGAL DEFENSE & EDUC FUND INC: $20,000 · Civil RightsPROTECT DEMOCRACY PROJECT: $2,500 · Civil RightsTURNING POINTE DONKEY RESCUE INC: $14,000 · AnimalsSPCA OF WESTCHESTER INC: $2,500 · Animals
International$1,051,500Other$97,650Arts & Culture$72,000Education$65,000Food & Nutrition$35,000Civil Rights$22,500Animals$16,500

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 budgetAMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE INC: $1,010,000 over 2y, 1.1% of budgetCOPLAND HOUSE INC: $60,000 over 3y, 3.1% of budgetBROOKLYN PUBLIC LIBRARY: $50,000 over 3y, 0.0% of budgetInternational Rescue Committee INC: $40,000 over 5y, 0.0% of budgetCITY HARVEST INC: $27,500 over 1y, 0.0% of budgetFEEDING WESTCHESTER INC: $25,000 over 4y, 0.0% of budgetNAACP LEGAL DEFENSE & EDUC FUND INC: $20,000 over 2y, 0.0% of budgetOMEGA INSTITUTE FOR HOLISTIC STUDIES INC: $15,000 over 3y, 0.0% of budgetTURNING POINTE DONKEY RESCUE INC: $14,000 over 4y, 0.3% of budgetFARESTART: $10,000 over 1y, 0.0% of budgetNew DramatistsInc: $10,000 over 1y, 0.8% of budgetREGIONAL FOOD BANK OF NORTHEASTERN NEW YORK INC: $5,000 over 1y, 0.0% of budgetYORKTOWN VOLUNTEER AMBULANCE CORPS INC: $3,000 over 3y, 0.4% of budgetSPCA OF WESTCHESTER INC: $2,500 over 1y, 0.0% of budgetPROTECT DEMOCRACY PROJECT: $2,500 over 1y, 0.0% of budgetCOURAGEOUS PARENTS NETWORKINC: $2,500 over 1y, 0.2% of budgetNATIONAL TAY-SACHS & ALLIED DISEASES ASS: $2,500 over 1y, 0.2% of budgetSOUL FIRE FARM INSTITUTE INC: $2,500 over 1y, 0.0% of budgetTHE ACTORS CENTER INC: $1,500 over 1y, 0.7% of budgetCaringBridge: $1,000 over 1y, 0.0% of budgetThe Mustique Charitable Foundation: $500 over 1y, 0.0% of budgetGLIMMERGLASS OPERA THEATRE INC: $500 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.

Donor Advised Charitable Giving IncCO6.5× affinity4 shared granteesties to 1 of 1Hover any node to trace its alignments.Compare side by side →

Open a dossier: Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund

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

2024
’20’21’22’23’24’25
no gov · 00%0%1%3%5%funder's share of their income ↑0%10%20%30%40%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get 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 · 0–40%
    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 Blumberg Family Foundation Inc?

    Find your warmest path to Blumberg Family Foundation Inc 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 30 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

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