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· Private foundation

Joseph Persky 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.

$310k
Granted FY2025still arriving
33
Grants FY2025still arriving
2
States reached
$54k
Largest
01What it funds
0197% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2020 to 2025.

Philanthropy$582kArts & Culture$359kHealth$197kHuman Services$99kEducation$92kPublic Safety & Disaster$80kCivil Rights$67kReligion$63kOther$0
02FY2025 · 33 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k18 grants · $53k
  • $10k–50k14 grants · $203k
  • $50k–250k1 grant · $54k
$5,000
Median grant
2
States reached
$6.9M
Total assets
Largest grants
RecipientAmount
JEWISH FEDERATION OF CENTRAL MASS$54,000
UNITED WAY OF CENTRAL MASSACHUSETTS$25,000
THE INSTITUTE OF CONTEMPORARY ART - JILL MEDVEDOW FUND$20,000
JEWISH HEALTHCARE CENTER$20,000
WORCESTER JEWISH COMMUNITY CENTER$18,000
ANTI-DEFAMATION LEAGUE$15,000
WORCESTER COUNTY FOOD BANK$15,000
MUSIC WORCESTER$15,000
GREATER WORCESTER COMMUNITY FOUNDATION$15,000
ASSOCIATION FOR AUTISM AND NEURODIVERSITY$10,000
AMERICAN RED CROSS$10,000
MASS GENERAL HOSPITAL$10,000
UMASS MEMORIAL HEALTH$10,000
ASSUMPTION UNIVERSITY - CENTER FOR CIVIC FRIENDSHIP$10,000
AMERICAN RED CROSS - TROPICAL STORM RELIEF$10,000
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 (FY20–25, $163k) land where the poverty rate runs at 10%, against an area that typically sits at 9%. 57% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 9%AMERICAN RED CROSS: $22k → 8%AMERICAN RED CROSS: $12k → 8%AMERICAN RED CROSS: $12k → 8%AMERICAN RED CROSS: $12k → 8%AMERICAN RED CROSS: $10k → 8%AMERICAN RED CROSS: $2k → 8%WORCESTER JEWISH COMMUNITY CENTER: $18k → 11%WORCESTER JEWISH COMMUNITY CENTER: $15k → 11%WORCESTER JEWISH COMMUNITY CENTER: $15k → 11%WORCESTER JEWISH COMMUNITY CENTER: $15k → 11%WORCESTER JEWISH COMMUNITY CENTER: $15k → 11%WORCESTER JEWISH COMMUNITY CENTER: $15k → 11%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
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

92%of every dollar goes to organizations it has funded before.
$1.2M · 37 repeat orgs$98k to everyone else

37 repeat relationships: 28 still active in FY2025, 9 since wound down; 3 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

37
5

Total granted

$1.2M
$58k

Still filing today

62%
0%

New vs renewed · share of each year

In FY2025, 83% of grant dollars renewed an existing relationship; $40k went to new ones.

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

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

’20’21’22’23’24’25
Arts & CultureEducationHuman ServicesHealthPhilanthropyEnvironmentOther
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

  • UNITED WAY OF CENTRAL MASSACHUSETTS INC
    6× · 2020–2025 · $96k · revenue +14%
  • WJ
    WORCESTER JEWISH COMMUNITY CENTER INC
    6× · 2020–2025 · $93k · revenue +88%
  • MW
    MUSIC WORCESTER INC
    6× · 2020–2025 · $78k · revenue +57%

Funded once

  • JF
    JEWISH FEDERATION OF CENTRAL MASSACHUSETTS-ISREAL EMERGENCY FUND
    one grant, 2023 · $25k
  • IO
    INSTITUTE OF CONTEMPORARY ARTBOSTON-ENDOWMENT CAMPAIGN
    one grant, 2022 · $13k
  • JF
    JEWISH FOUNDATION OF CENTRAL MASSACHUSETTS-UKRAINE EMERGENCY FUND
    one grant, 2022 · $10k
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
Western New England University

Western new england university, a comprehensive private institution with a tradition of excellence in teaching and scholarship and a commitment to service, awards undergraduate, master's, and doctoral degrees in various departments from…

Education
2
Worcester Natural History Society Inc

The ecotarium's mission is to inspire a passion for science and nature among all members of the community through one-of-a-kind experiences, interactive exhibits, and accessible programming. as new england's leading science and nature…

Arts & Culture
3
Wheaton College

Wheaton college provides a transformative liberal arts education, combining theory and practice, for intellectually curious students within a collaborative and vibrant extended community and network that values and strives to create an…

Education
4
Worcester Polytechnic Institute

Wpi transforms lives, turns knowledge into action to confront global challenges, and revolutionizes stem through distinctive and inclusive education, projects and research. (http://www.wpi.edu/about/mission.html)

—
5
Worcester Country Club

The club is established for the purpose of providing athletic exercises including golf, bowling, swimming, tennis, cross country skiing, and other out-of-door sports, and for the establishment and maintenance of facilities for the…

—
6
Worcester Business Development Corp

The worcester business development corporation (wbdc) is a private, non- profit business organization with a public purpose mission to serve as an innovation and leading force in the economic development of the city of worcester and the…

—
7
Worcester County Arts Council Inc

To aid, encourage, advise, and correlate activities dedicated to the promotion of the arts in worcester county, as may be feasible; to integrate such activities into the total life of the community served by the council.

—
8
University of Massachusetts Amherst Alumni Association Inc

To promote the interests of the university of massachusetts amherst through programs, services and communications that develop and reinforce the bonds between the university and its alumni; to validate the value and alumni pride in the…

—
9
Preservation Worcester Inc

To provide an organization devoted exclusively to the prosecution of historic preservation, antiquarian, educational, historical, literary, artisitic and monumental purposes, no part of the net earnings of which inures to the benefit of…

Arts & Culture
10
Worcester Regional Chamber of Commerce

The organization is dedicated to being the leading business organization in central massachusetts by providing valuable membership services and programs and events to its members and in advancing and advocating on behalf of economic…

—
11
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
12
Worcester Community Cable Access Inc
—
How this is measured
The grantee most central to the portfolio’s shape is Greater Worcester Community Foundation Inc; the most unlike its peers is Quaboag Quacumquasit Lake Assoc 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

25 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. 25 of the 47 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)
6
Early backer (in before they grew)
25/25
Grantees still filing
21/25
Grew since first funded

Where the money sits, by cause and then by grantee

UNITED WAY OF CENTRAL MASSACHUSETTS INC: $96,000 · OtherUNITED WAY OF CENTRAL MASSACHUSETTS I…JEWISH COMMUNITY FOUNDATION: $72,000 · OtherJEWISH COMMUNITY FOUNDATIONMASS GENERAL HOSPITAL: $35,000 · OtherMASS GENERAL HOSPITALTEMPLE EMANUEL SINAI: $34,075 · OtherTEMPLE EMANUEL SINAIYESHIVA ACHEI TMIMIM ACADEMY: $28,600 · OtherJEWISH FEDERATION OF CENTRAL MASSACHUSETTS-ISREAL EMERGENCY FUND: $25,000 · OtherTHE INSTITUTE OF CONTEMPORARY ART - JILL MEDVEDOW FUND: $20,000 · OtherUMASS MEMORIAL HEALTH: $20,000 · OtherBANCROFT SCHOOL: $33,000 · OtherBANCROFT SCHOOLTRUSTEES OF CLARK UNIVERSITY: $20,000 · Other+20 more: $160,500 · Other+20 moreJEWISH FEDERATION OF CENTRAL MASSACHUSETTS INC: $314,000 · PhilanthropyJEWISH FEDERATION OF CENTRA…GREATER WORCESTER COMMUNITY FOUNDATION INC: $50,000 · PhilanthropyGREATER WORCESTER COMMUNITY…WORCESTER PUBLIC LIBRARY FOUNDATION: $18,000 · PhilanthropyUMASS CHAN MEDICAL SCHOOL FOUNDATION INC: $15,000 · PhilanthropyMUSIC WORCESTER INC: $77,500 · Arts & CultureMUSIC WORCESTER IN…THE INSTITUTE OF CONTEMPORARY ART INC: $75,000 · Arts & CultureTHE INSTITUTE OF C…The United States Holocaust Memorial Museum: $30,000 · Arts & CultureThe United States …WORCESTER HISTORICAL MUSEUM: $25,000 · Arts & CultureWORCESTER HISTORIC…ARTSWORCESTER INC: $25,000 · Arts & CultureARTSWORCESTER INCWORCESTER ART MUSEUM: $17,500 · Arts & CultureWORCESTER ART MUSE…WORCESTER CHAMBER MUSIC SOCIETY INC: $10,500 · Arts & CultureWORCESTER JEWISH COMMUNITY CENTER INC: $93,000 · Human ServicesWORCESTER J…American National Red Cross & Its Constituent Chapters and Branches: $70,000 · Human ServicesAmerican Na…JEWISH HEALTHCARE CENTER INC: $76,500 · HealthJEWISH HE…ASSOCIATION FOR AUTISM AND NEURODIVERSITY INC: $60,000 · HealthASSOCIATI…ANTI-DEFAMATION LEAGUE: $67,000 · Civil RightsWORCESTER COUNTY FOOD BANK INC: $60,000 · Food & Nutrition
Other$544,175Philanthropy$397,000Arts & Culture$260,500Human Services$163,000Health$136,500Civil Rights$67,000Food & Nutrition$60,000

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 budgetJEWISH FEDERATION OF CENTRAL MASSACHUSETTS INC: $314,000 over 6y, 2.8% of budgetUNITED WAY OF CENTRAL MASSACHUSETTS INC: $96,000 over 6y, 0.3% of budgetWORCESTER JEWISH COMMUNITY CENTER INC: $93,000 over 6y, 0.4% of budgetMUSIC WORCESTER INC: $77,500 over 6y, 1.5% of budgetJEWISH HEALTHCARE CENTER INC: $76,500 over 6y, 0.1% of budgetTHE INSTITUTE OF CONTEMPORARY ART INC: $75,000 over 6y, 0.1% of budgetAmerican National Red Cross & Its Constituent Chapters and Branches: $70,000 over 6y, 0.0% of budgetANTI-DEFAMATION LEAGUE: $67,000 over 6y, 0.0% of budgetWORCESTER COUNTY FOOD BANK INC: $60,000 over 6y, 0.1% of budgetASSOCIATION FOR AUTISM AND NEURODIVERSITY INC: $60,000 over 6y, 0.3% of budgetGREATER WORCESTER COMMUNITY FOUNDATION INC: $50,000 over 4y, 0.1% of budgetBANCROFT SCHOOL: $33,000 over 6y, 0.1% of budgetThe United States Holocaust Memorial Museum: $30,000 over 3y, 0.0% of budgetWORCESTER HISTORICAL MUSEUM: $25,000 over 5y, 0.5% of budgetARTSWORCESTER INC: $25,000 over 3y, 2.8% of budgetTRUSTEES OF CLARK UNIVERSITY: $20,000 over 4y, 0.0% of budgetWORCESTER PUBLIC LIBRARY FOUNDATION: $18,000 over 6y, 1.9% of budgetWORCESTER ART MUSEUM: $17,500 over 3y, 0.0% of budgetWORCESTER CHAMBER MUSIC SOCIETY INC: $10,500 over 4y, 0.7% of budgetJEWISH FAMILY & CHILDREN'S SERVICE INC: $6,000 over 3y, 0.0% of budgetMEDECINS SANS FRONTIERES USA INC: $6,000 over 6y, 0.0% of budgetMASSACHUSETTS SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS: $5,000 over 5y, 0.0% of budgetTHE OPACUM LAND TRUST INC: $3,500 over 6y, 0.3% of budgetQUABOAG QUACUMQUASIT LAKE ASSOC INC: $3,000 over 6y, 2.5% of budgetWORCESTER ACADEMY: $3,000 over 6y, 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 JEWISH FEDERATION OF CENTRAL MASSACHUSETTS INC ↗
  • Who funds UNITED WAY OF CENTRAL MASSACHUSETTS INC ↗
  • Who funds WORCESTER JEWISH COMMUNITY CENTER INC ↗
  • Who funds MUSIC WORCESTER INC ↗
  • Who funds JEWISH HEALTHCARE CENTER INC ↗
  • Who funds THE INSTITUTE OF CONTEMPORARY ART INC ↗
  • Who funds American National Red Cross & Its Constituent Chapters and Branches ↗
  • Who funds ANTI-DEFAMATION LEAGUE ↗
  • Who funds WORCESTER COUNTY FOOD BANK INC ↗
  • Who funds ASSOCIATION FOR AUTISM AND NEURODIVERSITY INC ↗
  • Who funds GREATER WORCESTER COMMUNITY FOUNDATION INC ↗
  • Who funds BANCROFT SCHOOL ↗
  • Who funds The United States Holocaust Memorial Museum ↗
  • Who funds WORCESTER HISTORICAL MUSEUM ↗
  • Who funds ARTSWORCESTER INC ↗
  • Who funds TRUSTEES OF CLARK UNIVERSITY ↗
  • Who funds WORCESTER PUBLIC LIBRARY FOUNDATION ↗
  • Who funds WORCESTER ART MUSEUM ↗
  • Who funds WORCESTER CHAMBER MUSIC SOCIETY INC ↗
  • Who funds JEWISH FAMILY & CHILDREN'S SERVICE INC ↗
  • Who funds MEDECINS SANS FRONTIERES USA 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.

Greater Worcester Community Foundation IncMA26.1× affinity10 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Greater Worcester Community Foundation Inc · Melvin S Cutler Charitable Foundation · Ruth H & Warren a Ellsworth Foundation · The Fred Harris Daniels Foundation · The Fletcher Foundation · Stoddard Charitable Trust · Schwartz Charitable Foundation · The George I Alden Trust · The C Jean & Myles McDonough Charitable Foundation · J Irving & Jane L England Charitable Trusta Molloy & F Russellco-Trustees · Hoche-Scofield Foundation-Equity · Wyman Gordon

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

2024
’20’21’22’23’24’25
no gov · 70%0%1%3%5%funder's share of their income ↑0%10%20%30%40%share of the org’s income from government →median 2%
  • Association for Autism and Neurodiversity Inc: 24% of income from government
  • Jewish Healthcare Center Inc: 15% of income from government
  • Music Worcester Inc: 7% of income from government
  • Worcester Chamber Music Society Inc: 5% of income from government
  • Worcester Historical Museum: 5% of income from government
  • Trustees of Clark University: 2% of income from government
  • Artsworcester Inc: 2% of income from government
  • Jewish Family & Children's Service Inc: 1% of income from government
  • The Institute of Contemporary Art Inc: 1% of income from government
  • Worcester Art Museum: 1% of income from government
  • Worcester County Food Bank Inc: 1% of income from government
  • Greater Worcester Community Foundation Inc: 1% of income from government
no gov moneyreceives it· size = income
7get no government money at all
3report 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 Joseph Persky Foundation?

Find your warmest path to Joseph Persky 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 47 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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