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· Private foundation

Kenneth Rosenberg 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.

$35k
Granted FY2025still arriving
6
Grants FY2025still arriving
4
States reached
$10k
Largest
01What it funds
0189% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Health$481kHousing & Shelter$127kReligion$102kPhilanthropy$47kEducation$41kInternational$20kHuman Services$17kCivil Rights$13kOther$0
02FY2025 · 6 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k4 grants · $15k
  • $10k–50k2 grants · $20k
$7,500
Median grant
4
States reached
$2k
Total assets
Largest grants
RecipientAmount
OUR LADY OF THE HAMPTONS$10,000
JEWISH FEDERATION OF PALM BEACH$10,000
GAMBINO MEDICAL AND SCIENCE FOUNDATION$7,500
TOMORROW'S HOPE FOUNDATION$5,000
RSVP INC$1,500
BOCA RATON REGIONAL HOSPITAL FOUNDATION$1,000
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 (FY17–24, $86k) land where the poverty rate runs at 12%, against an area that typically sits at 9%. 74% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 9%EAST END HOSPICE: $5k → 7%EAST END HOSPICE: $5k → 7%CHARLESTON RECOVERY CENTER: $17k → 12%CHARLESTON RECOVERY CENTER: $13k → 12%CHARLESTON RECOVERY CENTER: $11k → 12%EAST END HOSPICE: $3k → 7%EAST END HOSPICE: $3k → 7%EAST END HOSPICE: $3k → 7%WOUNDED WARRIOR PROJECT: $4k → 17%EAST END HOSPICE: $3k → 7%WOUNDED WARRIOR PROJECT: $2k → 17%WOUNDED WARRIOR PROJECT: $2k → 17%WOUNDED WARRIOR PROJECT: $1k → 17%EAST END HOSPICE: $1k → 7%CHILDREN AID SOCIETY: $2k → 17%CHILDREN AID SOCIETY: $2k → 17%CHILDREN AID SOCIETY: $1k → 17%CHILDREN AID SOCIETY: $1k → 17%CHILDREN AID SOCIETY: $1k → 17%CHILDREN AID SOCIETY: $1k → 17%JOYFUL HEART FOUNDATION: $5k → 17%JOYFUL HEART FOUNDATION: $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

NH
IL
NY
NJ
CA
VA
SC
DC
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.
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.
$835k · 32 repeat orgs$62k to everyone else

Grantees it renews have grown median revenue +38% since the first grant, against +18% for those funded once.

32 repeat relationships: 5 still active in FY2025, 27 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

32
23

Total granted

$835k
$62k

Median revenue growth · since first grant

+38%
+18%

Still filing today

53%
43%

New vs renewed · share of each year

In FY2025, 100% of grant dollars renewed an existing relationship; $0 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
HealthHuman ServicesInternationalPhilanthropyArts & CultureYouth DevelopmentOther
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

  • TG
    THE GAMBINO MEDICAL AND SCIENCE FOUNDATION
    9× · 2017–2025 · $59k · revenue +64%
  • CR
    Charleston Recovery Center Inc
    3× · 2018–2020 · $41k · revenue +3%
  • TS
    THE SOUTHAMPTON HOSPITAL FOUNDATION INC
    7× · 2017–2023 · $40k · revenue +339%

Funded once

  • UC
    UNITED CEREBRAL PALSY OF NY
    one grant, 2018 · $10k
  • RS
    ROSLYN SYNAGOGUE C O IRWIN M ECHTMAN
    one grant, 2023 · $10k
  • UC
    UNITED CEREBRAL PALSY OF NEW YORK CITY INCgraduated
    one grant, 2017 · $10k · revenue +55%
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 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
2
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
3
Global Down Syndrome Foundation

To significantly improve the lives of people with down syndrome through research, medical care, education and advocacy. an important part of this mission is to support the global affiliate organizations that we helped establish and…

Health
4
Ny Police and Fire Widows' & Children's Benefit Fund Inc

Brief description of the organization's mission the purpose of the fund is to provide assistance to the families of new york city police officers and firefighters who have been killed in the line of duty. after the events of september 11,…

Human Services
5
Sanford Burnham Prebys Medical Discovery Institute

Sanford burnham prebys medical discovery institute's mission is to advance the biomedical sciences by cultivating the next generation of scientific leaders, providing meaningful opportunities for researchers of all backgrounds to learn,…

Health
6
Brightfocus Foundation

Brightfocus foundation funds exceptional research worldwide to defeat alzheimer's disease, macular degeneration, and glaucoma and provides expert information on these heartbreaking diseases. please refer to schedule o for a complete…

Health
7
Bar Ilan University in Israel Inc

Biu produces students who excel in the sciences, humanities, law, engineering, business & the arts.

—
8
Kaplan Family Foundation Inc

To support the greater miami jewish federation and other irc code section 501(c)(3) organizations. philanthropy, voluntarism and grantmaking programs.

Philanthropy
9
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
10
Parker Jewish Institute for Health Care and Rehabilitation

To provide with compassion and dedication superior quality health care and rehabilitation for adults and to directly or indirectly coordinate arrangements and provision for comprehensive health care and social support services to frail…

Health
11
Institute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation

The institute for advanced study (the institute) is one of the world's leading centers for theoretical research and intellectual inquiry. see schedule o.

Science & Tech
12
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
How this is measured
The grantee most central to the portfolio’s shape is Jewish Federation of Palm Beach County Inc; the most unlike its peers is The Gambino Medical and Science 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

31 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. 31 of the 57 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.

1
Load-bearing (≥25% of a budget)
5
Early backer (in before they grew)
29/31
Grantees still filing
23/31
Grew since first funded

Where the money sits, by cause and then by grantee

HOME SAFE: $126,850 · OtherHOME SAFEPECONIC BAY MED CENTER: $86,520 · OtherPECONIC BAY MED CENTEROUR LADY OF THE HAMPTONS: $71,200 · OtherOUR LADY OF THE HAMPTONSTHE GAMBINO MEDICAL AND SCIENCE FOUNDATION: $58,550 · OtherTHE GAMBINO MEDICAL AND SCIENCE FOUNDATIONBOCA RATON REGIONAL HOSPITAL FUND: $54,500 · OtherBOCA RATON REGIONAL HOSPITAL FUNDMEMORIAL SLOAN KETTERING: $35,300 · OtherMEMORIAL SLOAN KETTERINGIndividual grant recipient: $31,955 · Other+28 more: $138,565 · Other+28 moreBoca Raton Regional Hospital Foundation Inc: $102,600 · Community ImprovementBoca Raton R…Charleston Recovery Center Inc: $40,500 · Human ServicesCharleston…East End Hospice Inc: $22,500 · Human ServicesEast End H…WOUNDED WARRIOR PROJECT INC: $9,000 · Human ServicesWOUNDED WA…THE CHILDREN'S AID SOCIETY: $7,500 · Human ServicesTHE CHILDR…JOYFUL HEART FOUNDATION: $6,735 · Human ServicesJOYFUL HEA…THE SOUTHAMPTON HOSPITAL FOUNDATION INC: $39,500 · HealthTHE SOUTH…STROBIS GLAUCOMA FOUNDATION INC: $20,000 · HealthSTROBIS G…UNITED CEREBRAL PALSY OF NEW YORK CITY INC: $10,000 · HealthUNITED CE…PLANNED PARENTHOOD FEDERATION OF AMERICA INC: $5,000 · HealthPLANNED P…+5 more: $5,350 · Health+5 moreJEWISH FEDERATION OF PALM BEACH COUNTY INC: $21,800 · PhilanthropySweet Dream Makers Inc: $9,700 · PhilanthropyBOCA RIO FOUNDATION INC: $5,000 · PhilanthropyAMERICAN FRIENDS OF MAGEN DAVID ADOM: $4,500 · InternationalJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $2,500 · InternationalBIRTHRIGHT ISRAEL FOUNDATION: $1,500 · InternationalHelping Israel Fund: $3,600 · Religion
Other$603,440Community Improvement$102,600Human Services$86,235Health$79,850Philanthropy$36,500International$8,500Religion$3,600

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 budgetBoca Raton Regional Hospital Foundation Inc: $102,600 over 6y, 0.1% of budgetTHE GAMBINO MEDICAL AND SCIENCE FOUNDATION: $58,550 over 9y, 1.3% of budgetCharleston Recovery Center Inc: $40,500 over 3y, 1.8% of budgetTHE SOUTHAMPTON HOSPITAL FOUNDATION INC: $39,500 over 7y, 0.2% of budgetEast End Hospice Inc: $22,500 over 7y, 0.0% of budgetJEWISH FEDERATION OF PALM BEACH COUNTY INC: $21,800 over 3y, 0.0% of budgetSTROBIS GLAUCOMA FOUNDATION INC: $20,000 over 2y, 37% of budgetUNITED CEREBRAL PALSY OF NEW YORK CITY INC: $10,000 over 1y, 0.0% of budgetSweet Dream Makers Inc: $9,700 over 3y, 0.5% of budgetWOUNDED WARRIOR PROJECT INC: $9,000 over 4y, 0.0% of budgetTHE CHILDREN'S AID SOCIETY: $7,500 over 6y, 0.0% of budgetJOYFUL HEART FOUNDATION: $6,735 over 2y, 0.1% of budgetBOCA RIO FOUNDATION INC: $5,000 over 2y, 1.3% of budgetGEORGE SNOW SCHOLARSHIP FUND INC: $5,000 over 1y, 0.2% of budgetPLANNED PARENTHOOD FEDERATION OF AMERICA INC: $5,000 over 3y, 0.0% of budgetAMERICAN FRIENDS OF MAGEN DAVID ADOM: $4,500 over 3y, 0.0% of budgetHelping Israel Fund: $3,600 over 1y, 0.2% of budgetThe United States Holocaust Memorial Museum: $3,000 over 2y, 0.0% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $2,500 over 1y, 0.0% of budgetPalmetto Recovery of Charleston: $2,500 over 1y, 0.6% of budgetNATIONAL RIGHT TO WORK LEGAL DEFENSE AND EDUCATION FOUNDATION INC: $2,000 over 1y, 0.0% of budgetFRESH AIR FUND: $2,000 over 1y, 0.0% of budgetAUTISM SPEAKS INC: $1,500 over 1y, 0.0% of budgetBIRTHRIGHT ISRAEL FOUNDATION: $1,500 over 2y, 0.0% of budgetSUFFOLK COUNTY POLICE ATHLETIC LEAGUE INC: $1,250 over 2y, 0.1% of budgetALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $1,000 over 1y, 0.0% of budgetANTI-DEFAMATION LEAGUE: $1,000 over 2y, 0.0% of budgetPARALYZED VETERANS OF AMERICA: $250 over 1y, 0.0% of budgetGAY & SOBER INC: $100 over 1y, 0.1% 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 Boca Raton Regional Hospital Foundation Inc ↗
  • Who funds THE GAMBINO MEDICAL AND SCIENCE FOUNDATION ↗
  • Who funds Charleston Recovery Center Inc ↗
  • Who funds THE SOUTHAMPTON HOSPITAL FOUNDATION INC ↗
  • Who funds East End Hospice Inc ↗
  • Who funds JEWISH FEDERATION OF PALM BEACH COUNTY INC ↗
  • Who funds TOMORROW'S HOPE FOUNDATION INC ↗
  • Who funds STROBIS GLAUCOMA FOUNDATION INC ↗
  • Who funds UNITED CEREBRAL PALSY OF NEW YORK CITY INC ↗
  • Who funds Sweet Dream Makers Inc ↗
  • Who funds WOUNDED WARRIOR PROJECT INC ↗
  • Who funds THE CHILDREN'S AID SOCIETY ↗
  • Who funds JOYFUL HEART FOUNDATION ↗
  • Who funds BOCA RIO FOUNDATION INC ↗
  • Who funds GEORGE SNOW SCHOLARSHIP FUND INC ↗
  • Who funds PLANNED PARENTHOOD FEDERATION OF AMERICA INC ↗
  • Who funds AMERICAN FRIENDS OF MAGEN DAVID ADOM ↗
  • Who funds Helping Israel Fund ↗
  • Who funds The United States Holocaust Memorial Museum ↗
  • Who funds JEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC ↗
  • Who funds Palmetto Recovery of Charleston ↗
  • Who funds NATIONAL RIGHT TO WORK LEGAL DEFENSE AND EDUCATION FOUNDATION INC ↗
  • Who funds FRESH AIR FUND ↗

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.

American Endowment FoundationOH8.4× affinity5 shared granteesties to 5 of 5Hover any node to trace its alignments.Compare side by side →

Open a dossier: American Endowment Foundation · Morgan Stanley Global Impact Funding Trust Inc · Vanguard Charitable Endowment Program · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund · Amazonsmile 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 Kenneth Rosenberg Foundation funds: left to right is the share of its income from government, bottom to top the share from Kenneth Rosenberg Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 80%0%1%3%5%funder's share of their income ↑0%3%5%8%10%share of the org’s income from government →median 0%
  • Wounded Warrior Project Inc: 0% of income from government
no gov moneyreceives it· size = income
8get 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, 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 57 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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