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· Private foundation

Plum Bush 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.

$430k
Granted FY2023
14
Grants FY2023
6
States reached
$144k
Largest

Read this first · the figures below need context

60% of Plum Bush Foundation’s FY2024 grant dollars went to Yellowstone Club Community Foundation, not to grantees.

Its money now reaches organizations through that sponsor, which does not report who recommended each grant. FY2024 names 3 organizations directly, so a portfolio cannot be read from it. Everything below is therefore FY2023, the last year Plum Bush Foundation named its own grantees at scale: 9 organizations, $430k. It is dated, not current.

Organizations named directly on the return

0
’22
9
’23
3
’24

Amber years are those where most dollars went to a sponsor.

01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2022 to 2024.

Philanthropy$1.3MEducation$80kHealth$60kCivil Rights$50kInternational$35kRecreation & Sports$25kHuman Services$13kYouth Development$10kOther$0
02FY2023 · 14 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2023

  • Under $10k4 grants · $20k
  • $10k–50k7 grants · $165k
  • $50k–250k3 grants · $244k
$25,000
Median grant
6
States reached
$16M
Total assets
Largest grants
RecipientAmount
HEBREW SENIORLIFE INC$144,444
ANTI DEFAMATION LEAGUE$50,000
CODEPATH$50,000
AYAN HIRSI ALI FOUNDATION$30,000
BEAVER COUNTRY DAY SCHOOL$30,000
SHARE WINTER FOUNDATION$25,000
BOSTON MEDICAL CENTER$25,000
HARVARD MEDICAL SCHOOL$25,000
COREY C GRIFFIN FOUNDATION$17,600
THIRD OPTION FOUNDATION$12,500
BIG BROTHER BIG SISTER$5,000
TEMPLE OHABEI SHALOM$5,000
MEET INTERNATIONAL INC$5,000
MARTHA'S VINEYARD HOSPITAL$5,000
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 (FY23–23, $13k) land where the poverty rate runs at 6%, against an area that typically sits at 8%. 0% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 8%THIRD OPTION FOUNDATION: $13k → 6%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.
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
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
Massachusetts Institute of Technology

The mission of mit is to advance knowledge and educate students in science, technology, and other areas of scholarship that will best serve the nation and the world in the 21st century.

Education
2
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
3
Boston Architectural College

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

—
4
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
5
J Street

To organize pro-israel, pro-peace, pro-democracy americans to promote us policies that embody our deeply held jewish and democratic values and that help secure the state of israel as a democratic homeland for the jewish people.

International
6
United States Naval Institute

Provide an independent forum for those who dare to read, think, speak, and write to advance the professional, literary, and scientific understanding of sea power and other issues critical to global security.

—
7
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
8
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
9
Federation of State Medical Boards of the United States Inc

The fsmb serves as the voice for state medical boards, supporting them through education, assessment, research and advocacy while providing services and initiatives that promote patient safety, quality health care and regulatory best…

Health
10
Allosource

Inspired by the gift of donation from our communities, allosource responsibly provides innovative cellular and tissue allografts to advance patient healing.

Health
11
One for Israel

One for israel's purposes are to unite u.s. and international churches, ministries and individuals for the proclamation of the gospel in israel, to raise funds for evangelism and gospel proclamation, to provide tangible relief for israel's…

—
12
America's Health Insurance Plans Inc

Ahip is the national trade association representing the health insurance industry. ahip's members provide health care coverage, services and solutions to more than 200 million americans. we are committed to market-based solutions and…

Membership Benefit
How this is measured
The grantee most central to the portfolio’s shape is Hebrew Senior Life Inc; the most unlike its peers is Share Winter 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

12 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. 12 of the 18 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)
0
Early backer (in before they grew)
12/12
Grantees still filing
9/12
Grew since first funded

Where the money sits, by cause and then by grantee

YELLOWSTONE CLUB COMMUNITY FOUNDATION: $1,050,000 · PhilanthropyYELLOWSTONE CLUB COMMUNITY FOUNDATIONHebrew Senior Life Inc: $144,444 · PhilanthropyHebrew Senior Life Inc+3 more: $32,880 · PhilanthropyCOREY C GRIFFIN FOUNDATION: $52,600 · OtherCOREY C G…AYAN HIRSI ALI FOUNDATION: $30,000 · OtherAYAN HIRS…HARVARD MEDICAL SCHOOL: $25,000 · OtherHARVARD M…BIG BROTHER BIG SISTER: $10,000 · OtherBIG BROTH…TEMPLE OHABEI SHALOM: $5,000 · OtherMASS GENERAL BRIGHAM INCORPORATED: $5,000 · OtherCODEPATHORG: $50,000 · EducationTHE BEAVER COUNTRY DAY SCHOOL INC: $30,000 · EducationANTI-DEFAMATION LEAGUE: $50,000 · Civil RightsShare Winter Foundation: $25,000 · Recreation & SportsBOSTON MEDICAL CENTER CORPORATION: $25,000 · HealthTHIRD OPTION FOUNDATION: $12,500 · Human ServicesMEET INTERNATIONAL INC: $5,000 · International
Philanthropy$1,227,324Other$127,600Education$80,000Civil Rights$50,000Recreation & Sports$25,000Health$25,000Human Services$12,500International$5,000

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

25%50%75%100%$10M$100Mgrantee revenue →↑ funder's share of their budgetYELLOWSTONE CLUB COMMUNITY FOUNDATION: $1,050,000 over 2y, 19% of budgetHebrew Senior Life Inc: $144,444 over 1y, 1.0% of budgetANTI-DEFAMATION LEAGUE: $50,000 over 1y, 0.1% of budgetCODEPATHORG: $50,000 over 1y, 0.2% of budgetTHE BEAVER COUNTRY DAY SCHOOL INC: $30,000 over 1y, 0.1% of budgetShare Winter Foundation: $25,000 over 1y, 0.6% of budgetBOSTON MEDICAL CENTER CORPORATION: $25,000 over 1y, 0.0% of budgetUNITED JEWISH APPEAL-FEDERATION OF JEWISH PHILANTHROPIES OF NEW YORK INC: $16,880 over 1y, 0.0% of budgetTHIRD OPTION FOUNDATION: $12,500 over 1y, 0.1% of budgetGivenGain Foundation USA: $11,000 over 1y, 0.0% of budgetMEET INTERNATIONAL INC: $5,000 over 1y, 0.4% of budgetGAVIN FOUNDATION 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.

Boston Foundation IncMA14.9× affinity5 shared granteesties to 7 of 7Hover any node to trace its alignments.Compare side by side →

Open a dossier: Boston Foundation Inc · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · Combined Jewish Philanthropies of Greater Boston Inc · American Endowment Foundation · Silicon Valley Community Foundation · National Philanthropic Trust · 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 Plum Bush Foundation funds: left to right is the share of its income from government, bottom to top the share from Plum Bush Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 30%1%5%11%20%funder's share of their income ↑0%10%20%30%40%share of the org’s income from government →median 12%
  • Boston Medical Center Corporation: 23% of income from government
  • Gavin Foundation Inc: 12% of income from government
  • Hebrew Senior Life Inc: 0% of income from government
no gov moneyreceives it· size = income
3get no government money at all
1report 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 Plum Bush Foundation?

Find your warmest path to Plum Bush 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 18 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 2023, released 2023. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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