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· Private foundation

Laureine and David Greenbaum Family 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.

$108k
Granted FY2025still arriving
8
Grants FY2025still arriving
3
States reached
$45k
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 2025.

Religion$550kEducation$320kPhilanthropy$163kInternational$89kArts & Culture$76kHealth$42kCivil Rights$21kRecreation & Sports$7kOther$0
02FY2025 · 8 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k4 grants · $7k
  • $10k–50k4 grants · $101k
$10,000
Median grant
3
States reached
$1.1M
Total assets
Largest grants
RecipientAmount
PHOENIX COUNTRY DAY SCHOOL$45,000
TEMPLE SOLEL$36,100
UNITED STATES HOLOCAUST MEMORIAL MUSEUM$10,000
UNIVERSITY OF ROCHESTER$10,000
CITY PARK FOUNDATION$2,500
PHOENIX CHILDREN'S HOSPITAL FOUNDATION$2,500
AFMDA$1,800
ACLU FOUNDATION$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:

Its human-services grants (FY18–19, $8k) land where the poverty rate runs at 16%, against an area that typically sits at 9%. 88% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 9%PENINSULA JEWISH COMMUNITY CENTER: $1k → 7%THE JEWISH BOARD: $5k → 17%THE CHILDRENS VILLAGE: $500 → 17%THE CHILDRENS VILLAGE: $500 → 17%COVENANT HOUSE: $500 → 17%COVENANT HOUSE: $500 → 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

IL
NY
MA
PA
NJ
CA
KY
MD
DE
AZ
DC
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.

94%of every dollar goes to organizations it has funded before.
$1.1M · 30 repeat orgs$78k to everyone else

Grantees it renews have grown median revenue +34% since the first grant, against +8% for those funded once.

30 repeat relationships: 4 still active in FY2025, 26 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

30
43

Total granted

$1.1M
$71k

Median revenue growth · since first grant

+34%
+8%

Still filing today

60%
60%

New vs renewed · share of each year

In FY2025, 93% of grant dollars renewed an existing relationship; $7k went to new ones.

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

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

’18’19’20’21’22’23’24’25
HealthArts & CultureEducationHuman ServicesCivil RightsInternationalOther
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

  • UJ
    UNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC
    6× · 2018–2023 · $159k · revenue +22%
  • UNIVERSITY OF ROCHESTER
    8× · 2018–2025 · $142k · revenue +65%
  • PC
    PHOENIX COUNTRY DAY SCHOOL
    7× · 2019–2025 · $125k · revenue +53%

Funded once

  • UNIVERSITY OF DELAWARE
    one grant, 2022 · $10k · revenue +6%
  • CITY HARVEST INCgraduated
    one grant, 2018 · $5k · revenue +58%
  • JB
    JEWISH BOARD OF FAMILY & CHILDREN'S SERVICES INC
    one grant, 2019 · $5k · revenue +1%
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
American Museum of Natural History

The museum's mission statement is: "to discover, interpret, and disseminate - through scientific research and education - knowledge about human cultures, the natural world, and the universe."

Arts & Culture
4
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
5
Memorial Sloan-Kettering Cancer Center

Leadership in the prevention, treatment, and cure of cancer through excellence, vision and cost effectiveness in patient care, outreach programs, research, and education.

Health
6
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
7
The Adler Planetarium

The adler planetarium ('adler') is a not-for-profit cultural institution whose mission is to connect people to the universe and each other under the sky we all share. it aspires to be the world's premier center for engaging in astronomy…

Arts & Culture
8
Bar Ilan University in Israel Inc

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

—
9
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
10
The Young Men's and Young Women's Hebrew Association

For over 150 years, the 92nd street y, new york has been serving its communities and the larger world by bringing people together (continued on schedule o)and providing exceptional, groundbreaking programs in the performing and visual…

Religion
11
Lowell Observatory

The mission of lowell observatory is to pursue the study of astronomy, especially the study of our solar system and its evolution; to conduct pure research in astronomical phenomena; and to maintain quality public education and outreach…

Science & Tech
12
National September 11 Memorial and Museum At the World Trade Center

The national september 11 memorial & museum at the world trade center bears solemn witness to the terrorist attacks of september 11, 2001, and february 26, 1993. located at a site made sacred through loss, the memorial & museum remembers…

Arts & Culture
How this is measured
The grantee most central to the portfolio’s shape is The Children's Village Inc; the most unlike its peers is Solomon Schechter School of Manhattan. 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

51 grantees tracked through their own filings, 2017–2026.

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 2026, not grant rows in a single year, so this will not match the grant count on the cover. 51 of the 80 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)
4
Early backer (in before they grew)
51/51
Grantees still filing
34/51
Grew since first funded

Where the money sits, by cause and then by grantee

PARK AVENUE SYNAGOGUE INC: $453,940 · OtherPARK AVENUE SYNAGOGUE INCTEMPLE SOLEL: $84,364 · OtherTEMPLE SOLEL+47 more: $97,577 · Other+47 moreUNIVERSITY OF ROCHESTER: $142,008 · EducationUNIVERSITY OF ROCHESTERPHOENIX COUNTRY DAY SCHOOL: $125,477 · EducationPHOENIX COUNTRY DAY SCHOOLMONTESSORI ASSOCIATION OF NEW YORK: $30,000 · EducationMONTESSORI ASSOCIATION OF …+2 more: $6,500 · EducationUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC: $158,500 · PhilanthropyUNITED JEWISH…JEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $80,360 · InternationalFRIENDS OF THE ISRAEL DEFENSE FORCES: $6,000 · International+2 more: $2,800 · InternationalThe United States Holocaust Memorial Museum: $41,650 · Arts & CultureTHE JEWISH MUSEUM: $8,500 · Arts & CultureROUNDABOUT THEATRE COMPANY INC: $5,000 · Arts & CultureMUSEUM OF JEWISH HERITAGE A LIVING MEMORIAL TO THE HOLOCAUST: $5,000 · Arts & Culture+5 more: $2,719 · Arts & CultureANTI-DEFAMATION LEAGUE: $20,000 · Civil Rights+1 more: $500 · Civil RightsAMERICAN LUNG ASSOCIATION: $7,500 · HealthSOUTHWEST AUTISM RESEARCH AND RESOURCE CENTER: $3,026 · HealthPhoenix Children's Hospital Foundation: $2,500 · HealthAMERICAN FRIENDS OF RABIN MEDICAL CENTER: $2,500 · HealthCYSTIC FIBROSIS FOUNDATION: $1,000 · HealthAMERICAN CANCER SOCIETY INC: $1,000 · HealthMEMORIAL SLOAN-KETTERING CANCER CENTER: $1,000 · Health+3 more: $1,661 · Health
Other$635,881Education$303,985Philanthropy$158,500International$89,160Arts & Culture$62,869Civil Rights$20,500Health$20,187

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

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC: $158,500 over 6y, 0.0% of budgetUNIVERSITY OF ROCHESTER: $142,008 over 8y, 0.0% of budgetPHOENIX COUNTRY DAY SCHOOL: $125,477 over 7y, 0.1% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $80,360 over 7y, 0.0% of budgetThe United States Holocaust Memorial Museum: $41,650 over 6y, 0.0% of budgetMONTESSORI ASSOCIATION OF NEW YORK: $30,000 over 2y, 0.1% of budgetANTI-DEFAMATION LEAGUE: $20,000 over 4y, 0.0% of budgetUNIVERSITY OF DELAWARE: $10,000 over 1y, 0.0% of budgetTHE JEWISH MUSEUM: $8,500 over 6y, 0.0% of budgetAMERICAN LUNG ASSOCIATION: $7,500 over 2y, 0.0% of budgetFRIENDS OF THE ISRAEL DEFENSE FORCES: $6,000 over 2y, 0.0% of budgetUniversity of Chicago: $6,000 over 2y, 0.0% of budgetCITY HARVEST INC: $5,000 over 1y, 0.0% of budgetJEWISH BOARD OF FAMILY & CHILDREN'S SERVICES INC: $5,000 over 1y, 0.0% of budgetROUNDABOUT THEATRE COMPANY INC: $5,000 over 2y, 0.0% of budgetMUSEUM OF JEWISH HERITAGE A LIVING MEMORIAL TO THE HOLOCAUST: $5,000 over 1y, 0.0% of budgetSOUTHWEST AUTISM RESEARCH AND RESOURCE CENTER: $3,026 over 3y, 0.0% of budgetBOARD OF JEWISH EDUCATION INC: $2,500 over 1y, 0.0% of budgetAMERICAN FRIENDS OF RABIN MEDICAL CENTER: $2,500 over 1y, 0.1% of budgetPOUND RIDGE POLICE BENEVOLENT ASSOCIATION INC: $1,500 over 5y, 1.3% of budgetCENTRAL PARK CONSERVANCY INC: $1,500 over 1y, 0.0% of budgetFIVER CHILDREN'S FOUNDATION INC: $1,023 over 1y, 0.1% of budgetPENINSULA JEWISH COMMUNITY CENTER: $1,000 over 1y, 0.0% of budgetCYSTIC FIBROSIS FOUNDATION: $1,000 over 1y, 0.0% of budgetAMERICAN CANCER SOCIETY INC: $1,000 over 2y, 0.0% of budgetSolomon Schechter School of Manhattan: $1,000 over 1y, 0.0% of budgetCITYMEALS-ON-WHEELS: $1,000 over 1y, 0.0% of budgetMEMORIAL SLOAN-KETTERING CANCER CENTER: $1,000 over 1y, 0.0% of budgetELAINE KAUFMAN CULTURAL CENTER LUCY MOSES SCHOOL FOR MUSIC AND DANCE: $1,000 over 1y, 0.0% of budgetWOMEN'S LUNCH PLACE INC: $1,000 over 1y, 0.0% of budgetTHE CHILDREN'S VILLAGE INC: $1,000 over 2y, 0.0% of budgetTHEATREWORKS USA CORPORATION: $1,000 over 1y, 0.0% of budgetTHE NATURE CONSERVANCY: $1,000 over 1y, 0.0% of budgetFIRST PLACE AZ: $1,000 over 1y, 0.0% of budgetCOVENANT HOUSE: $1,000 over 2y, 0.0% of budgetAMERICAN JEWISH WORLD SERVICE INC: $1,000 over 1y, 0.0% of budgetWESTERN PENNSYLVANIA CONSERVANCY: $1,000 over 1y, 0.0% of budgetFUND FOR PARK AVENUE NEW YORK INC: $800 over 5y, 0.0% of budgetAUTISM SPEAKS INC: $661 over 2y, 0.0% of budgetCOLON CANCER CHALLENGE FOUNDATION: $540 over 1y, 0.1% of budgetAMERICAN CIVIL LIBERTIES UNION FOUNDATION INC: $500 over 1y, 0.0% of budgetEPILEPSY FOUNDATION OF AMERICA: $500 over 1y, 0.0% of budgetBREAKTHROUGH T1D: $500 over 1y, 0.0% of budget70 FACES MEDIA INC: $500 over 1y, 0.0% of budgetFRIENDS OF THE PHOENIX PUBLIC LIBRARY: $500 over 1y, 0.1% of budgetPAN-MASSACHUSETTS CHALLENGE INC: $250 over 1y, 0.0% of budgetMUSICAL INSTRUMENT MUSEUM: $119 over 1y, 0.0% of budgetFRIENDS OF PUBLIC RADIO ARIZONA: $100 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.

  • Who funds UNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC ↗
  • Who funds UNIVERSITY OF ROCHESTER ↗
  • Who funds PHOENIX COUNTRY DAY SCHOOL ↗
  • Who funds JEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC ↗
  • Who funds The United States Holocaust Memorial Museum ↗
  • Who funds MONTESSORI ASSOCIATION OF NEW YORK ↗
  • Who funds ANTI-DEFAMATION LEAGUE ↗
  • Who funds UNIVERSITY OF DELAWARE ↗
  • Who funds THE JEWISH MUSEUM ↗
  • Who funds AMERICAN LUNG ASSOCIATION ↗
  • Who funds FRIENDS OF THE ISRAEL DEFENSE FORCES ↗
  • Who funds University of Chicago ↗
  • Who funds CITY HARVEST INC ↗
  • Who funds JEWISH BOARD OF FAMILY & CHILDREN'S SERVICES INC ↗
  • Who funds ROUNDABOUT THEATRE COMPANY INC ↗
  • Who funds MUSEUM OF JEWISH HERITAGE A LIVING MEMORIAL TO THE HOLOCAUST ↗
  • Who funds SOUTHWEST AUTISM RESEARCH AND RESOURCE CENTER ↗
  • Who funds BOARD OF JEWISH EDUCATION INC ↗
  • Who funds CITY PARKS FOUNDATION INC ↗
  • Who funds Phoenix Children's Hospital Foundation ↗
  • Who funds AMERICAN FRIENDS OF RABIN MEDICAL CENTER ↗
  • Who funds AMERICAN FRIENDS OF MAGEN DAVID ADOM ↗

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.

Jewish Communal FundNY14.4× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Jewish Communal Fund · Morgan Stanley Global Impact Funding Trust Inc · Jewish Community Foundation of Greater Phoenix · Arizona Community Foundation · Jpmorgan Chase Foundation · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · The Bank of America Charitable Foundation Inc · Vanguard Charitable Endowment Program · Charities Aid Foundation America · National Philanthropic Trust · Donor Advised Charitable Giving Inc · American Online Giving Foundation 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 Laureine and David Greenbaum Family Foundation funds: left to right is the share of its income from government, bottom to top the share from Laureine and David Greenbaum Family Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%0%1%3%5%funder's share of their income ↑0%8%15%22%30%share of the org’s income from government →median 22%
  • University of Delaware: 30% of income from government
  • Epilepsy Foundation of America: 22% of income from government
  • Women's Lunch Place Inc: 8% of income from government
  • Pan-Massachusetts Challenge Inc: 0% of income from government
no gov moneyreceives it· size = income
1get no government money at all
10report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–30%
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 Laureine and David Greenbaum Family Foundation?

Find your warmest path to Laureine and David Greenbaum 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 80 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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