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· Private foundation

The Hearthstone Charitable 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.

$204k
Granted FY2025still arriving
21
Grants FY2025still arriving
5
States reached
$50k
Largest
01What it funds
0196% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2018 to 2025.

Education$497kInternational$369kHealth$228kPhilanthropy$107kHuman Services$82kEnvironment$33kRecreation & Sports$31kArts & Culture$25kOther$0
02FY2025 · 21 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k12 grants · $42k
  • $10k–50k8 grants · $113k
  • $50k–250k1 grant · $50k
$6,167
Median grant
5
States reached
$1.5M
Total assets
Largest grants
RecipientAmount
PLANNED PARENTHOOD NH$50,000
MCLEAN HOSPITAL$27,500
PLANNED PARENTHOOD MA$25,000
ONE BY ONE PROJECT$10,000
WBUR$10,000
FRIENDS OF EAST BOSTON$10,000
RIPPLES OF HOPE$10,000
Individual grant recipient$10,000
WGBH$10,000
HESTIA$7,000
PLAYWORKS$6,167
BRIGHAM & WOMEN'S$5,000
GIVE DIRECTLY$5,000
BRIGID ALLIANCE$5,000
HAND IN HAND$3,600
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 (FY18–25, $63k) land where the poverty rate runs at 11%, against an area that typically sits at 7%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 7%ONE BY ONE PROJECT: $10k → 8%ONE BY ONE PROJECT: $5k → 8%CATIE'S CLOSET: $5k → 8%CATIE'S CLOSET: $5k → 8%CATIE'S CLOSET: $5k → 8%CATIE'S CLOSET: $5k → 8%CATIE'S CLOSET: $3k → 8%CATIE'S CLOSET: $3k → 8%BRIGID ALLIANCE: $5k → 17%BRIGID ALLIANCE: $5k → 17%BRIGID ALLIANCE: $3k → 17%CATIE'S CLOSET: $3k → 8%CATIE'S CLOSET: $1k → 8%SOCIAL INNOVATION FORUM: $2k → 16%SOCIAL INNOVATION FORUM: $2k → 16%SOCIAL INNOVATION FORUM: $2k → 16%SOCIAL INNOVATION FORUM: $1k → 16%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

VT
NH
WA
IL
NY
MA
IA
RI
CA
KY
MD
NC
DC
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.

90%of every dollar goes to organizations it has funded before.
$1.2M · 33 repeat orgs$125k to everyone else

Grantees it renews have grown median revenue +20% since the first grant, against +14% for those funded once.

33 repeat relationships: 18 still active in FY2025, 15 since wound down; 3 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

33
23

Total granted

$1.2M
$99k

Median revenue growth · since first grant

+20%
+14%

Still filing today

58%
43%

New vs renewed · share of each year

In FY2025, 87% of grant dollars renewed an existing relationship; $26k 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
Arts & CultureEducationHuman ServicesInternationalEnvironmentPhilanthropyOther
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

  • BA
    BEACON ACADEMY INC
    7× · 2018–2024 · $221k · revenue +66%
  • TS
    THRIVE SCHOLARS
    7× · 2018–2024 · $205k · revenue +152%
  • GIVEDIRECTLY INC
    7× · 2019–2025 · $39k · revenue +358%

Funded once

  • WM
    WHITE MOUNTAIN TRAIL COLLECTIVE
    one grant, 2020 · $20k
  • UV
    UPPER VALLEY TRAILS ASSOCIATION
    one grant, 2018 · $20k
  • RE
    ROMANIA EVANGELICAL MEDICAL MISSION
    one grant, 2019 · $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
Boston Architectural College

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

—
2
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
3
Massachusetts Higher Education Assistance Corporation

The organization's primary exempt purpose is to provide access to and conduct activities in furtherance of higher education.

—
4
President and Trustees of Bates College

Bates is a college of the liberal arts and sciences, and is a coeducational, nonsectarian, residential college with special commitments to academic rigor, and to assuring in all of its efforts the dignity of each individual, and access to…

Education
5
Bentley University

Organization's mission bentley university believes good business can impact more than the bottom line - it can change the world. bentley is a community of future business leaders who will deliver value in the marketplace and lasting…

Education
6
President and Fellows of Harvard College

Undergraduate, graduate, and professional education and research across a broad array of academic domains.

Education
7
New England Lawboston

New england law/boston dedicates itself to preparing students to be successful lawyers and leaders in the public and private sectors through integrated practical, theoretical and ethical education of the highest caliber and to contributing…

Education
8
Wentworth Institute of Technology Inc

Wentworth institute of technology is a nationally recognized private coeducational and residential university of higher education with a mission to empower, inspire and innovate through experiential learning with a core purpose of career…

Education
9
Trustees of Dartmouth College

Dartmouth College educates the most promising students and prepares them for a lifetime of learning and of responsible leadership, through a faculty dedicated to teaching and the creation of knowledge.

Education
10
Dean College

Dean college is a private, residential new england college grounded in a culture and tradition that all students deserve the opportunity to discover and exceed their greatest aspirations. a personal and transformative community since 1865,…

Education
11
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
12
Massachusetts Business Roundtable Inc

The mission of the roundtable is to make massachusetts the most desirable place to live, work and do business by engaging private sector executives and public leaders to ensure access to a robust, diverse and talented workforce that…

—
How this is measured
The grantee most central to the portfolio’s shape is Social Innovation Forum Inc; the most unlike its peers is The One By One Project 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

34 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. 34 of the 63 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)
33/34
Grantees still filing
23/34
Grew since first funded

Where the money sits, by cause and then by grantee

PLANNED PARENTHOOD NH: $220,000 · OtherPLANNED PARENTHOOD NHPLANNED PARENTHOOD MA: $95,000 · OtherPLANNED PARENTHOOD MAMASS GENERAL BRIGHAM INCORPORATED: $93,000 · OtherMASS GENERAL BRIGHAM INCORPORATEDMASS GENERAL BRIGHAM INCORPORATED: $40,000 · OtherMASS GENERAL BRIGHAM INCORPORATEDHESTIA: $32,000 · Other+32 more: $231,481 · Other+32 moreBEACON ACADEMY INC: $220,500 · EducationBEACON ACADEMY INCTHRIVE SCHOLARS: $205,000 · EducationTHRIVE SCHOLARS+3 more: $24,861 · Education+3 moreGIVEDIRECTLY INC: $39,000 · Human ServicesCatie's Closet Inc: $29,500 · Human ServicesTHE ONE BY ONE PROJECT INC: $15,000 · Human ServicesTHE BRIGID ALLIANCE INC: $13,000 · Human ServicesSOCIAL INNOVATION FORUM INC: $5,500 · Human ServicesNew Hampshire Charitable Foundation: $70,000 · PhilanthropyRIPPLES OF HOPE INC: $13,000 · PhilanthropyThe Philanthropy Connection Inc: $6,000 · PhilanthropyBROWN UNIVERSITY: $25,000 · Community ImprovementFIDELITY INVESTMENTS CHARITABLE GIFT FUND: $18,000 · Community Improvement+1 more: $1,000 · Community ImprovementHUNTINGTON THEATRE CO INC: $6,000 · Arts & CulturePRO PUBLICA INC: $5,000 · Arts & CultureESPLANADE ASSOCIATION INC: $5,000 · Arts & CultureTHE WINNIPESAUKEE PLAYHOUSE: $4,000 · Arts & Culture+2 more: $600 · Arts & CultureDIRECT RELIEF: $5,000 · InternationalPROSPERITY CATALYST INC: $3,000 · InternationalHIAS INC: $2,500 · InternationalJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $1,000 · International
Other$711,481Education$450,361Human Services$102,000Philanthropy$89,000Community Improvement$44,000Arts & Culture$20,600International$11,500

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 budgetBEACON ACADEMY INC: $220,500 over 7y, 2.5% of budgetTHRIVE SCHOLARS: $205,000 over 7y, 0.7% of budgetNew Hampshire Charitable Foundation: $70,000 over 2y, 0.0% of budgetGIVEDIRECTLY INC: $39,000 over 7y, 0.0% of budgetCatie's Closet Inc: $29,500 over 8y, 0.1% of budgetBROWN UNIVERSITY: $25,000 over 1y, 0.0% of budgetTRUSTEES OF BOSTON UNIVERSITY: $20,800 over 8y, 0.0% of budgetWHITE MOUNTAIN TRAIL COLLECTIVE: $20,000 over 1y, 4.0% of budgetFIDELITY INVESTMENTS CHARITABLE GIFT FUND: $18,000 over 3y, 0.0% of budgetTHE ONE BY ONE PROJECT INC: $15,000 over 2y, 2.2% of budgetDONORSCHOOSEORG: $14,861 over 7y, 0.0% of budgetTHE BRIGID ALLIANCE INC: $13,000 over 3y, 0.1% of budgetRIPPLES OF HOPE INC: $13,000 over 2y, 0.7% of budgetEDVESTORS INC: $7,000 over 4y, 0.1% of budgetTHE ALLIANCE FOR CLIMATE PROTECTION: $7,000 over 2y, 0.0% of budgetThe Philanthropy Connection Inc: $6,000 over 4y, 0.6% of budgetHUNTINGTON THEATRE CO INC: $6,000 over 5y, 0.0% of budgetSOCIAL INNOVATION FORUM INC: $5,500 over 4y, 0.1% of budgetPRO PUBLICA INC: $5,000 over 1y, 0.0% of budgetDIRECT RELIEF: $5,000 over 1y, 0.0% of budgetESPLANADE ASSOCIATION INC: $5,000 over 1y, 0.3% of budgetTHE WINNIPESAUKEE PLAYHOUSE: $4,000 over 4y, 0.1% of budgetAppalachian Mountain Club: $4,000 over 3y, 0.0% of budgetPROSPERITY CATALYST INC: $3,000 over 3y, 0.1% of budgetYOUTH RENEWAL FUND: $3,000 over 1y, 0.0% of budgetHIAS INC: $2,500 over 1y, 0.0% of budgetGREATER BOSTON FOOD BANK INC: $2,000 over 1y, 0.0% of budgetLake Winnipesaukee Association: $1,500 over 2y, 0.1% of budgetTHE DERRYFIELD SCHOOL: $1,500 over 2y, 0.0% of budgetBUSINESSES UNITED IN INVESTING LENDING & DEVELOPMENT: $1,000 over 1y, 0.0% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $1,000 over 1y, 0.0% of budgetBOSTON ARTS ACADEMY FOUNDATION INC: $500 over 1y, 0.0% of budgetNEW HAMPSHIRE BOAT MUSEUM: $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 BEACON ACADEMY INC ↗
  • Who funds THRIVE SCHOLARS ↗
  • Who funds New Hampshire Charitable Foundation ↗
  • Who funds GIVEDIRECTLY INC ↗
  • Who funds Catie's Closet Inc ↗
  • Who funds BROWN UNIVERSITY ↗
  • Who funds TRUSTEES OF BOSTON UNIVERSITY ↗
  • Who funds WHITE MOUNTAIN TRAIL COLLECTIVE ↗
  • Who funds FIDELITY INVESTMENTS CHARITABLE GIFT FUND ↗
  • Who funds THE ONE BY ONE PROJECT INC ↗
  • Who funds DONORSCHOOSEORG ↗
  • Who funds THE BRIGID ALLIANCE INC ↗
  • Who funds RIPPLES OF HOPE INC ↗
  • Who funds EDVESTORS INC ↗
  • Who funds THE ALLIANCE FOR CLIMATE PROTECTION ↗
  • Who funds The Philanthropy Connection Inc ↗
  • Who funds HUNTINGTON THEATRE CO INC ↗
  • Who funds SOCIAL INNOVATION FORUM INC ↗
  • Who funds PRO PUBLICA INC ↗
  • Who funds DIRECT RELIEF ↗
  • Who funds ESPLANADE ASSOCIATION 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.

Boston Foundation IncMA19.8× affinity8 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Boston Foundation Inc · Eastern Bank Foundation · Combined Jewish Philanthropies of Greater Boston Inc · New Hampshire Charitable Foundation · Fidelity Foundation · The Rands Foundation · Wellington Management Foundation · Liberty Mutual Foundation Inc · Cummings Foundation Grants Inc (Fka Oneworld Boston Inc) · American Endowment Foundation · The Blackbaud Giving Fund · Jpmorgan Chase 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 The Hearthstone Charitable Foundation funds: left to right is the share of its income from government, bottom to top the share from The Hearthstone Charitable Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 60%0%1%3%5%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 4%
  • Hias Inc: 88% of income from government
  • Greater Boston Food Bank Inc: 22% of income from government
  • Trustees of Boston University: 12% of income from government
  • Boston Debate League Incorporated: 7% of income from government
  • Huntington Theatre Co Inc: 4% of income from government
  • Catie's Closet Inc: 4% of income from government
  • Appalachian Mountain Club: 1% of income from government
  • Beacon Academy Inc: 1% of income from government
  • Edvestors Inc: 1% of income from government
  • Boston Arts Academy Foundation Inc: 0% of income from government
no gov moneyreceives it· size = income
6get no government money at all
2report government grants on their 990 we could not trace to a source (not plotted)
1rely 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 The Hearthstone Charitable Foundation?

Find your warmest path to The Hearthstone Charitable 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 63 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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