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· Private foundation

H Boone & Violet M Porter Charitable 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.

$98k
Granted FY2025still arriving
11
Grants FY2025still arriving
6
States reached
$25k
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, FY2017 to 2025.

International$304kReligion$238kEducation$91kHealth$74kRecreation & Sports$61kHuman Services$58kEnvironment$15kArts & Culture$13kOther$0
02FY2025 · 11 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k5 grants · $21k
  • $10k–50k6 grants · $78k
$10,000
Median grant
6
States reached
$784k
Total assets
Largest grants
RecipientAmount
Jerusalem Peacebuilders Inc$25,000
Priory in USA Order of Saint Johns$12,585
North American Committee SGC$10,000
Doctors Without Borders$10,000
Save the Children$10,000
St Judes Childrens Research Hospita$10,000
CIANA$6,000
IWagePeace$6,000
Boys Home of Virginia$5,000
Cuttyhunk Yacht Club$2,500
Barnard College$1,000
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 (FY17–25, $50k) land where the poverty rate runs at 11%, against an area that typically sits at 11%. 38% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 11%CIANA: $6k → 13%AMERICAN FRIENDS OF THE EPISCOPAL DIOCESE OF JERUSALEM: $20k → 9%IWagePeace: $6k → 12%IWagePeace: $5k → 12%EPISOCPAL RELIEF & DEVELOPMENT: $2k → 17%American Friends of the Episcopal Diocese Jerusalem: $6k → 9%AMERICAN FRIENDS OF THE EPISCOPAL DIOCESE OF JERUSALEM: $5k → 9%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
ND
MN
WI
NY
MA
NJ
CT
CA
UT
VA
TN
NC
DC
AL
TX
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.
04

Where the work is directed

The same grants placed two ways: where each recipient sits, and where its stated purpose sends the money.

About 10% of H Boone & Violet M Porter Charitable Foundation Inc’s grant dollars are earmarked for a different county than the recipient’s own address. By recipient address, 40% of the giving stays in VT; by stated purpose, 30%.

H Boone & Violet M Porter Charitable Foundation Inclessmore of its giving
Placed by recipient address · 15% directed abroad (not shown)
How this is measured
Recipient view: each grant at its grantee’s ZIP, mapped to a county. Directed view: each grant at the county its stated purpose names, falling back to the recipient’s county when the purpose names no place; US grants only. A county shows only if it carries the top 95% of that view’s dollars. Purposes are read from the funder’s own 990 grant descriptions.
03Its grantees
repeat funding

Who it funds again

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

77%of every dollar goes to organizations it has funded before.
$680k · 20 repeat orgs$202k to everyone else

Grantees it renews have grown median revenue +66% since the first grant, against +52% for those funded once.

20 repeat relationships: 6 still active in FY2025, 14 since wound down; 5 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

20
35

Total granted

$680k
$168k

Median revenue growth · since first grant

+66%
+52%

Still filing today

50%
43%

New vs renewed · share of each year

In FY2025, 66% of grant dollars renewed an existing relationship; $34k went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

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

’17’18’19’20’21’22’23’24’25
EducationInternationalHuman ServicesHealthReligionArts & CultureOther
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

  • JP
    Jerusalem Peacebuilders Inc
    9× · 2017–2025 · $247k · revenue +140%
  • CA
    Camp Allen Camp & Conference Center
    4× · 2017–2020 · $59k · revenue +13%
  • ST JUDE CHILDREN'S RESEARCH HOSPITAL INC
    5× · 2018–2025 · $41k · revenue +125%

Funded once

  • IR
    INTEGRATED REFUGEE AND IMMIGRANT SERVICESgraduated
    one grant, 2021 · $20k · revenue +159%
  • CR
    Compass Rose Society
    one grant, 2020 · $12k
  • CC
    Christ Church
    one grant, 2023 · $11k
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
Saint Anselm College

Saint anselm is a catholic, benedictine college providing all of its students a distinctive liberal arts education that incorporates opportunities for professional and career preparation. it does so in a learning community that encourages…

Education
3
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
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
Ie New York College

(see schedule o)

Education
6
Darrow School

Darrow school is dedicated to serving students with diverse backgrounds and abilities, building on each student's talents and interests to inspire enduring confidence for success in college and life. this mission is accomplished through…

Education
7
Buckingham Browne & Nichols School

Bb&n, an all gender day school in cambridge, massachusetts, was established in 1974 by the merger of two independent schools, the buckingham school and the browne & nichols school, founded respectively in 1889 and 1883. located on multiple…

Education
8
Breck School

We create confident learners who lead lives of intellectual curiosity, self-knowledge, and social responsibility.

Education
9
Emmanuel College

Emmanuel college is a coed, residential catholic liberal arts and sciences college with 2,112 undergraduate and graduate students.

Education
10
The Charles River School Inc

A pre-kindergarten through grade 8 independent school committed to academic excellence and the joy of childhood, fostering intellectual curiosity, critical thinking, and the development of the whole child.

Education
11
Chapel Hill-Chauncy Hall School

We engage a diverse community of learners in a collaborative educational experience, preparing them for college success and a lifetime of meaningful engagement with the broader world.

—
12
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
How this is measured
The grantee most central to the portfolio’s shape is St Paul's School; the most unlike its peers is Cuttyhunk Historical Society Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
05the grantee network

29 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. 29 of the 60 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)
10
Early backer (in before they grew)
29/29
Grantees still filing
22/29
Grew since first funded

Where the money sits, by cause and then by grantee

Camp Allen Camp & Conference Center: $58,500 · OtherCamp Allen Camp & Conference CenterNorth American Committee SGC: $52,500 · OtherNorth American Committee SGCBERKLEY DIVINITY SCHOOL AT YALE: $50,000 · OtherBERKLEY DIVINITY SCHOOL AT YALEThe Berkeley Divinity School at Yale: $42,000 · OtherThe Berkeley Divinity School at YaleAmerican Friends of the Episcopal: $35,000 · OtherAmerican Friends of the EpiscopalPriory in USA Order of Saint Johns: $23,085 · OtherINTEGRATED REFUGEE AND IMMIGRANT SERVICES: $20,000 · OtherSt Mary's in the Mountains: $18,500 · Other+31 more: $156,800 · Other+31 moreJerusalem Peacebuilders Inc: $247,072 · InternationalJerusalem Peacebuilders IncMEDECINS SANS FRONTIERES USA INC: $10,000 · InternationalSave The Children Federation Inc: $10,000 · International+1 more: $3,500 · InternationalAMERICAN FRIENDS OF THE EPISCOPAL DIOCESE OF JERUSALEM INC: $31,000 · Human ServicesIwagepeace Inc: $11,000 · Human ServicesEPISCOPAL RELIEF AND DEVELOPMENT: $7,000 · Human ServicesCENTER FOR THE INTEGRATION & ADVANCEMENT OF NEW AMERICANS INC: $6,000 · Human ServicesST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $41,000 · HealthTHE CHOLANGIOCARCINOMA FOUNDATION: $5,000 · Health+1 more: $1,000 · HealthESPERANZA ACADEMY INC: $10,000 · EducationST MARK'S SCHOOL OF SOUTHBOROUGH INC: $3,500 · EducationST PAUL'S SCHOOL: $2,500 · EducationTHE BEMENT SCHOOL INC: $2,500 · EducationDWIGHT HALL AT YALE: $2,500 · EducationBARNARD COLLEGE: $2,000 · EducationGREENS FARMS ACADEMY INC: $1,000 · Education+1 more: $500 · EducationLiving Church Foundation Inc: $23,000 · ReligionBUZZARDS BAY COALITION: $5,000 · Environment
Other$456,385International$270,572Human Services$55,000Health$47,000Education$24,500Religion$23,000Environment$5,000

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 budgetJerusalem Peacebuilders Inc: $247,072 over 9y, 13% of budgetCamp Allen Camp & Conference Center: $58,500 over 4y, 0.3% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $41,000 over 5y, 0.0% of budgetAMERICAN FRIENDS OF THE EPISCOPAL DIOCESE OF JERUSALEM INC: $31,000 over 3y, 1.1% of budgetLiving Church Foundation Inc: $23,000 over 3y, 1.6% of budgetINTEGRATED REFUGEE AND IMMIGRANT SERVICES: $20,000 over 1y, 0.3% of budgetIwagepeace Inc: $11,000 over 2y, 5.8% of budgetESPERANZA ACADEMY INC: $10,000 over 1y, 0.5% of budgetEPISCOPAL RELIEF AND DEVELOPMENT: $7,000 over 2y, 0.0% of budgetCENTER FOR THE INTEGRATION & ADVANCEMENT OF NEW AMERICANS INC: $6,000 over 1y, 0.8% of budgetTHE CHOLANGIOCARCINOMA FOUNDATION: $5,000 over 1y, 0.1% of budgetSOCIETY OF THE COMPANIONS OF THE HOLY CROSS: $5,000 over 1y, 0.5% of budgetBUZZARDS BAY COALITION: $5,000 over 1y, 0.1% of budgetEQUAL JUSTICE INITIATIVE: $5,000 over 1y, 0.0% of budgetST MARK'S SCHOOL OF SOUTHBOROUGH INC: $3,500 over 1y, 0.0% of budgetFUND FOR ARMENIAN RELIEF INC: $3,500 over 1y, 0.0% of budgetST PAUL'S SCHOOL: $2,500 over 2y, 0.0% of budgetCUTTYHUNK YACHT CLUB INC: $2,500 over 1y, 1.0% of budgetDWIGHT HALL AT YALE: $2,500 over 1y, 0.2% of budgetBARNARD COLLEGE: $2,000 over 2y, 0.0% of budgetBERKELEY DIVINITY SCHOOL: $1,500 over 1y, 0.0% of budgetCuttyhunk Historical Society Inc: $1,500 over 2y, 0.9% of budgetGREENS FARMS ACADEMY INC: $1,000 over 1y, 0.0% of budgetBrattleboro Retreat: $1,000 over 1y, 0.0% of budgetGROUNDWORKS COLLABORATIVE INC: $1,000 over 1y, 0.1% of budgetFRIENDS OF THE CUTTYHUNK PUBLIC LIBRAR: $500 over 1y, 6.7% 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 Jerusalem Peacebuilders Inc ↗
  • Who funds Camp Allen Camp & Conference Center ↗
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC ↗
  • Who funds AMERICAN FRIENDS OF THE EPISCOPAL DIOCESE OF JERUSALEM INC ↗
  • Who funds Living Church Foundation Inc ↗
  • Who funds INTEGRATED REFUGEE AND IMMIGRANT SERVICES ↗
  • Who funds Iwagepeace Inc ↗
  • Who funds ESPERANZA ACADEMY INC ↗
  • Who funds MEDECINS SANS FRONTIERES USA INC ↗
  • Who funds Save The Children Federation Inc ↗
  • Who funds EPISCOPAL RELIEF AND DEVELOPMENT ↗
  • Who funds CENTER FOR THE INTEGRATION & ADVANCEMENT OF NEW AMERICANS INC ↗
  • Who funds THE CHOLANGIOCARCINOMA FOUNDATION ↗
  • Who funds SOCIETY OF THE COMPANIONS OF THE HOLY CROSS ↗
  • Who funds BUZZARDS BAY COALITION ↗
  • Who funds EQUAL JUSTICE INITIATIVE ↗
  • Who funds ST MARK'S SCHOOL OF SOUTHBOROUGH INC ↗
  • Who funds FUND FOR ARMENIAN RELIEF 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.

Renaissance Charitable Foundation IncIN12.7× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Renaissance Charitable Foundation Inc · The US Charitable Gift Trust · Morgan Stanley Global Impact Funding Trust Inc · Vanguard Charitable Endowment Program · National Philanthropic Trust · American Endowment Foundation · The Pfizer Foundation Inc · Network for Good · Fidelity Investments Charitable Gift Fund · Donor Advised Charitable Giving Inc · The Bank of America Charitable Foundation 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 H Boone & Violet M Porter Charitable Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from H Boone & Violet M Porter Charitable Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 110%1%3%6%10%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 37%
  • Groundworks Collaborative Inc: 73% of income from government
  • Integrated Refugee and Immigrant Services: 37% of income from government
  • Buzzards Bay Coalition: 37% of income from government
  • Save the Children Federation Inc: 30% of income from government
  • Jerusalem Peacebuilders Inc: 5% of income from government
  • Brattleboro Retreat: 0% of income from government
no gov moneyreceives it· size = income
11get no government money at all
3report 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 H Boone & Violet M Porter Charitable Foundation Inc?

Find your warmest path to H Boone & Violet M Porter Charitable 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 60 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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