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· Private foundation

Diamondston 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.

$136k
Granted FY2025still arriving
50
Grants FY2025still arriving
9
States reached
$20k
Largest
01What it funds
0199% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2019 to 2025.

Philanthropy$149kCivil Rights$104kArts & Culture$99kHealth$96kReligion$74kInternational$74kCrime & Legal$36kFood & Nutrition$28kOther$0
02FY2025 · 50 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k46 grants · $86k
  • $10k–50k4 grants · $50k
$2,000
Median grant
9
States reached
$2.1M
Total assets
Largest grants
RecipientAmount
HAIRY CELL LEUKEMIA FOUNDATION$20,000
CHICKEN & EGG PICTURES$10,000
UJA-FEDERATION OF NEW YORK$10,000
THE WELCOME PROJECT$10,000
NEW ISRAEL FUND$6,500
GENDER EQUITY POLICY INSTITUTE$5,000
DOCTORS WITHOUT BORDERS$5,000
CROHN'S & COLITIS FOUNDATION NJ CHA$5,000
TIDES FOUNDATION$5,000
CONGREGATION ANSCHE CHESED$3,000
ASALI$3,000
CONGREGATION B'NAI ISRAEL$2,750
MANHATTAN THEATRE CLUB$2,500
THE BRIDGE$2,500
THE BRONX DEFENDERS$2,500
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 (FY20–25, $27k) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 67% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%THE WELCOME PROJECT: $8k → 7%LONG ISLAND CARES: $500 → 7%NEW JERSEY SHARES: $2k → 11%RESOIND INC: $3k → 12%LONG ISLAND CARES: $500 → 7%NORTHAMPTON SURVIVAL CENTER: $500 → 12%BEYOND BOND & LEGAL DEFENSE FUND: $2k → 16%BEYOND BOND & LEGAL DEFENSE FUND: $2k → 16%BEYOND BOND & LEGAL DEFENSE FUND: $2k → 16%BEYOND BOND & LEGAL DEFENSE FUND: $2k → 16%COMMUNITY HELP IN PARK SLOPE: $1k → 20%VICTIM RIGHTS LAW CENTER: $2k → 16%MOUNT SINAI HEALTH SYSTEM: $1k → 17%MOUNT SINAI HEALTH SYSTEM: $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
NV
PA
NJ
CT
CA
MO
KY
VA
MD
NM
TN
DC
AL
GA
TX
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.

81%of every dollar goes to organizations it has funded before.
$562k · 59 repeat orgs$133k to everyone else

Grantees it renews have grown median revenue +21% since the first grant, against +16% for those funded once.

59 repeat relationships: 28 still active in FY2025, 31 since wound down; 21 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

59
46

Total granted

$562k
$85k

Median revenue growth · since first grant

+21%
+16%

Still filing today

64%
70%

New vs renewed · share of each year

In FY2025, 64% of grant dollars renewed an existing relationship; $47k went to new ones.

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

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

’19’20’21’22’23’24’25
Arts & CultureInternationalCivil RightsHuman ServicesHealthCrime & LegalOther
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
    7× · 2019–2025 · $75k · revenue +27%
  • CE
    CHICKEN & EGG FILMS INC
    6× · 2019–2025 · $51k · revenue +16%
  • TW
    THE WELCOME PROJECT INC
    6× · 2019–2025 · $50k · revenue +64%

Funded once

  • NL
    NYU LANGONE HEALTH
    one grant, 2024 · $15k
  • WP
    WELCOME PROJECT PAgraduated
    one grant, 2022 · $8k · revenue +96%
  • CC
    CROHN'S & COLITIS FOUNDATION NJ CHAPTER
    one grant, 2019 · $5k
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
Actionaid Usa

Actionaid is an international network building a just, equitable, and sustainable world in solidarity with communities on the frontlines of poverty and injustice. actionaid usa is the u.s. branch of actionaid international, which works in…

Social Science
2
National Council of Jewish Women Incorporated

The national council of jewish women is a grassroots nonpartisan organization of volunteers and advocates who strive for social justice by improving the quality of life for women, children and families.

Community Improvement
3
Open Markets Institute

The open markets institute works to help people relearn how to use competition policy to build stronger democracies, more just and equitable societies, more innovative and sustainable economies, and a more secure and peaceful world.

Education
4
City Report Inc

CITY REPORT, INC. serves the people of New York through independent journalism that answers their information needs and holds the powerful to account.

Arts & Culture
5
The Jewish Agency for Israel

The jewish agency binds jews across ideologies and civilizations together in a worldwide jewish family with israel at its center. it provides the global framework for aliyah, ensures global jewish safety, strengthens jewish identity and…

—
6
Jews for Racial and Economic Justice Action Inc

Jews For Racial & Economic Justice Action (JFREJ Action or JFREJ) is the home for Jewish New Yorkers organizing with our neighbors and allies to transform New York from a playground for the wealthy few into a real democracy for all of us.…

—
7
Metropolitan Jewish Health System Inc

Mjhs health system is a charitable not-for-profit established to support the activities of affiliated organizations. mjhs is built on the core values of compassion, dignity and respect, first established by the four brooklyn ladies in…

Health
8
Public Media Nj Inc

To bring quality public television programs and resources to communities throughout new jersey and its tri-state neighbors. its content, both on-air and online, aims to reflect the diverse

Arts & Culture
9
Network of Jewish Human Service Agencies Inc

The network is an international membership association of more than 170 non profit human service agencies in the united states, canada and israel. its members provide a full range of human services for the jewish community and beyond,…

Human Services
10
Jews of Color Initiative

The Jews of Color Initiatives mission is to advance racial equity in the U.S. Jewish community by centering the leadership of Jews of Color and ensuring that our communities and institutions reflect the multiracial reality of the Jewish…

Civil Rights
11
American Israel Public Affairs Committee

To strengthen and expand the u.s.-israel relationship in ways that enhance the security of the united states and israel.

International
12
The Israel Innovation Fund Inc

Our vision is to reignite the zionist spirit and meet the needs of jewish civilization in the twenty-first century by connecting people around the world through the vibrancy and creativity of contemporary israeli culture.

Arts & Culture
How this is measured
The grantee most central to the portfolio’s shape is Evidence Action; the most unlike its peers is Lauri Strauss Leukemia Foundation 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

87 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. 87 of the 130 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)
12
Early backer (in before they grew)
87/87
Grantees still filing
53/87
Grew since first funded

Where the money sits, by cause and then by grantee

TIDES FOUNDATION: $56,000 · OtherTIDES FOUNDATIONTHE WELCOME PROJECT INC: $50,000 · OtherTHE WELCOME PROJECT INCCONGREGATION ANSCHE CHESED: $23,480 · OtherCONGREGATION ANSCHE CHESEDCROHN'S & COLITIS FOUNDATION NJ CHA: $21,000 · OtherHAIRY CELL LEUKEMIA FOUNDATION: $20,000 · OtherCONGREGATION B'NAI BRITH: $19,000 · OtherNATIONAL COUNCIL OF JEWISH WOMEN: $16,000 · OtherNYU LANGONE HEALTH: $15,000 · OtherASALI: $15,000 · Other+65 more: $174,753 · Other+65 moreCHICKEN & EGG FILMS INC: $50,620 · Arts & CultureCHICKEN & EGG F…THE FILM COLLABORATIVE INC: $16,000 · Arts & CultureTHE FILM COLLAB…MANHATTAN THEATRE CLUB INC: $13,900 · Arts & CultureMANHATTAN THEAT…+10 more: $17,000 · Arts & Culture+10 moreUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC: $75,000 · PhilanthropyUNITED JEWISH…JEWISH FEDERATION OF GREATER METROWEST NJ: $5,500 · PhilanthropyJEWISH FEDERA…AMERICA GIVES INC: $3,000 · Philanthropy+1 more: $1,000 · PhilanthropyNEW ISRAEL FUND: $20,500 · InternationalNEW ISRAEL …HIAS INC: $13,000 · InternationalHIAS INCAMERICAN JEWISH WORLD SERVICE INC: $12,000 · InternationalAMERICAN JE…MEDECINS SANS FRONTIERES USA INC: $8,000 · InternationalMEDECINS SA…FINCA INTERNATIONAL INC: $6,000 · InternationalFINCA INTER…+9 more: $12,750 · International+9 moreBEYOND BOND AND LEGAL DEFENSE: $8,000 · Human ServicesWELCOME PROJECT PA: $8,000 · Human ServicesRESPOND INC: $3,000 · Human ServicesMOUNT SINAI HEALTH SYSTEM INC: $2,000 · Human ServicesVICTIM RIGHTS LAW CENTER INC: $2,000 · Human ServicesNEW JERSEY SHARES INC: $2,000 · Human ServicesCOMMUNITY HELP IN PARK SLOPE INC: $1,250 · Human ServicesLong Island Cares Inc: $1,000 · Human Services+1 more: $500 · Human ServicesGender Equity Policy Institute: $10,000 · Civil RightsEQUAL JUSTICE INITIATIVE: $4,000 · Civil RightsAMERICAN JEWISH COMMITTEE: $2,250 · Civil RightsWECOUNT: $2,000 · Civil RightsNEW YORK CENTER FOR LAW & JUSTICE INC: $2,000 · Civil RightsPREGNANCY JUSTICE INC: $2,000 · Civil RightsROCK THE VOTE: $1,500 · Civil Rights+2 more: $1,000 · Civil RightsPLANNED PARENTHOOD FEDERATION OF AMERICA INC: $9,000 · HealthCOMMUNITY OUTREACH AND PATIENT EMPOWERMENT PROGRAM INC: $4,000 · HealthTHE BRIDGE INC: $2,500 · HealthGLOBAL LYME ALLIANCE INC: $1,300 · HealthALZHEIMER'S FOUNDATION OF AMERICA INC: $1,000 · Health+2 more: $1,000 · Health
Other$410,233Arts & Culture$97,520Philanthropy$84,500International$72,250Human Services$27,750Civil Rights$24,750Health$18,800

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: $75,000 over 7y, 0.0% of budgetCHICKEN & EGG FILMS INC: $50,620 over 6y, 0.3% of budgetTHE WELCOME PROJECT INC: $50,000 over 6y, 2.1% of budgetNEW ISRAEL FUND: $20,500 over 6y, 0.0% of budgetHAIRY CELL LEUKEMIA FOUNDATION: $20,000 over 1y, 1.8% of budgetTHE FILM COLLABORATIVE INC: $16,000 over 3y, 0.1% of budgetMANHATTAN THEATRE CLUB INC: $13,900 over 6y, 0.0% of budgetHIAS INC: $13,000 over 4y, 0.0% of budgetAMERICAN JEWISH WORLD SERVICE INC: $12,000 over 5y, 0.0% of budgetMAZON A Jewish Response to Hunger: $12,000 over 5y, 0.0% of budgetGender Equity Policy Institute: $10,000 over 2y, 0.7% of budgetPLANNED PARENTHOOD FEDERATION OF AMERICA INC: $9,000 over 3y, 0.0% of budgetBEYOND BOND AND LEGAL DEFENSE: $8,000 over 4y, 1.2% of budgetMEDECINS SANS FRONTIERES USA INC: $8,000 over 3y, 0.0% of budgetWELCOME PROJECT PA: $8,000 over 1y, 3.7% of budgetEARTHJUSTICE: $6,000 over 2y, 0.0% of budgetFINCA INTERNATIONAL INC: $6,000 over 3y, 0.1% of budgetCommunity Food Bank Of New Jersey Inc: $6,000 over 2y, 0.0% of budgetGROUNDWORK SOMERVILLE INC: $6,000 over 3y, 1.0% of budgetJEWISH FEDERATION OF GREATER METROWEST NJ: $5,500 over 2y, 0.0% of budgetTHE COMMON GOOD FORUM INC: $5,000 over 2y, 0.8% of budgetSOUTHERN POVERTY LAW CENTER INC: $4,500 over 2y, 0.0% of budgetEQUAL JUSTICE INITIATIVE: $4,000 over 2y, 0.0% of budgetISRAAID US GLOBAL HUMANITARIAN ASSISTANCE INC: $4,000 over 1y, 0.1% of budgetUS COMMITTEE FOR REFUGEES AND IMMIGRANTS INC: $4,000 over 3y, 0.0% of budgetCOMMUNITY OUTREACH AND PATIENT EMPOWERMENT PROGRAM INC: $4,000 over 2y, 0.1% of budgetCOMMON COUNSEL FOUNDATION: $3,500 over 2y, 0.0% of budgetMake the Road New York: $3,500 over 3y, 0.0% of budgetANIKAYA AKHRA INC: $3,000 over 2y, 0.9% of budgetWEST SIDE CENTER FOR COMMUNITY LIFE: $3,000 over 2y, 0.0% of budgetRESPOND INC: $3,000 over 1y, 0.0% of budgetAMERICA GIVES INC: $3,000 over 1y, 0.0% of budgetENVIRONMENTAL DEFENSE FUND INCORPORATED: $2,900 over 4y, 0.0% of budgetFOOD BANK FOR NEW YORK CITY: $2,500 over 2y, 0.0% of budgetNEW YORK SHAKESPEARE FESTIVAL: $2,500 over 1y, 0.0% of budgetTHE BRONX DEFENDERS: $2,500 over 1y, 0.0% of budgetNEIGHBORS TOGETHER CORPORATION: $2,500 over 3y, 0.1% of budgetThe United States Holocaust Memorial Museum: $2,500 over 2y, 0.0% of budgetFrom The Heart Productions: $2,500 over 1y, 0.0% of budgetAMERICAN JEWISH COMMITTEE: $2,250 over 2y, 0.0% of budgetNEVADA LEGAL SERVICES INC: $2,000 over 1y, 0.0% of budgetEVIDENCE ACTION: $2,000 over 2y, 0.0% of budgetWECOUNT: $2,000 over 1y, 0.1% of budgetJumpstart Labs Inc DBA Jewish JUMPSTART JSLABS: $2,000 over 1y, 0.1% of budgetMOUNT SINAI HEALTH SYSTEM INC: $2,000 over 3y, 0.0% of budgetVICTIM RIGHTS LAW CENTER INC: $2,000 over 1y, 0.1% of budgetJEWISH FAMILY SERVICE AGENCY OF CENTRAL NJ: $2,000 over 1y, 0.0% of budgetNEW JERSEY SHARES INC: $2,000 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 UNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC ↗
  • Who funds CHICKEN & EGG FILMS INC ↗
  • Who funds THE WELCOME PROJECT INC ↗
  • Who funds NEW ISRAEL FUND ↗
  • Who funds HAIRY CELL LEUKEMIA FOUNDATION ↗
  • Who funds THE FILM COLLABORATIVE INC ↗
  • Who funds MANHATTAN THEATRE CLUB INC ↗
  • Who funds HIAS INC ↗
  • Who funds AMERICAN JEWISH WORLD SERVICE INC ↗
  • Who funds MAZON A Jewish Response to Hunger ↗
  • Who funds Gender Equity Policy Institute ↗
  • Who funds PLANNED PARENTHOOD FEDERATION OF AMERICA INC ↗
  • Who funds BEYOND BOND AND LEGAL DEFENSE ↗
  • Who funds MEDECINS SANS FRONTIERES USA INC ↗
  • Who funds WELCOME PROJECT PA ↗
  • Who funds EARTHJUSTICE ↗
  • Who funds FINCA INTERNATIONAL INC ↗
  • Who funds Community Food Bank Of New Jersey Inc ↗
  • Who funds GROUNDWORK SOMERVILLE INC ↗
  • Who funds JEWISH FEDERATION OF GREATER METROWEST NJ ↗
  • Who funds THE COMMON GOOD FORUM INC ↗
  • Who funds SOUTHERN POVERTY LAW CENTER INC ↗
  • Who funds EQUAL JUSTICE INITIATIVE ↗
  • Who funds ISRAAID US GLOBAL HUMANITARIAN ASSISTANCE INC ↗
  • Who funds US COMMITTEE FOR REFUGEES AND IMMIGRANTS INC ↗
  • Who funds COMMUNITY OUTREACH AND PATIENT EMPOWERMENT PROGRAM INC ↗

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 FundNY18.6× affinity13 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Jewish Communal Fund · Combined Jewish Philanthropies of Greater Boston Inc · Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma · The Ford Foundation · The Beveridge Family Foundation · Boston Foundation Inc · Tides Foundation · Impactassetsinc · Cambridge Community Foundation · Eastern Bank Foundation · Cummings Foundation Grants Inc (Fka Oneworld Boston Inc) · S&P Global Foundation Fka the McGraw-Hill Research 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 Diamondston Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Diamondston Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 50%0%1%3%5%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 12%
  • Victim Rights Law Center Inc: 89% of income from government
  • Hias Inc: 88% of income from government
  • The Bridge Inc: 79% of income from government
  • United Way of Massachusetts Bay Inc: 23% of income from government
  • Anikaya Akhra Inc: 18% of income from government
  • Groundwork Somerville Inc: 12% of income from government
  • Reach Out and Read Inc: 9% of income from government
  • Respond Inc: 5% of income from government
  • The Welcome Project Inc: 4% of income from government
  • Northampton Survival Center Inc: 3% of income from government
  • Breakthrough Greater Boston Inc: 2% of income from government
  • Jewish Family Service Agency of Central Nj: 1% of income from government
no gov moneyreceives it· size = income
5get no government money at all
26report government grants on their 990 we could not trace to a source (not plotted)
3rely on government for over half their income
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 Diamondston Foundation Inc?

Find your warmest path to Diamondston 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 130 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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