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Plinth

· Private foundation

Ralph & Genevieve Horween 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.

$142k
Granted FY2024still arriving
10
Grants FY2024still arriving
5
States reached
$37k
Largest
01What you fund
01

What you funded, over time

By grantee IRS cause code (NTEE).

A cause breakdown isn’t shown here: 43% of RALPH & GENEVIEVE HORWEEN FOUNDATION’s grantee dollars fall outside its nine largest cause areas, whether because the recipient carries no IRS cause code or because its cause sits in the long tail. A chart would be mostly one residual band and misrepresent the portfolio.

02FY2024 · 10 grants

Where the money goes

Your grants by size, and where they go.

By grant size · FY2024

  • Under $10k5 grants · $31k
  • $10k–50k5 grants · $110k
$10,000
Median grant
5
States reached
$3.8M
Total assets
Largest grants
RecipientAmount
WOLF TRAP FOUNDATION$36,500
FOLDS OF HONOR$22,500
ST STEPHEN'S AND ST AGNES SCHOOL$21,250
PENINSULA MUSIC FESTIVAL$20,000
SPECIAL OLYMPICS$10,000
SHRINERS HOSPITAL FOR CHILDREN GALV$7,755
AMERICAN WHITEWATER$7,500
FRIENDS OF DOWNTOWN FRIENDSWOOD$6,000
THE TRUST FOR PUBLIC LAND$5,000
LOST DOG AND CAT FOUNDATION$5,000
02The need
03

Do your dollars go where the need is?

Each grant placed by the hardship in its grantee’s ZIP, then read against the area’s typical level.

show:

Your human-services grants (FY17–17, $8k) land where the poverty rate runs at 15%, against an area that typically sits at 10%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of your grants land in higher-need ZIPs.

area typical 10%HELICOPTERS FOR HEROS: $4k → 14%MILITARY WARRIORS SUPPORT FOUNDATIO: $3k → 16%WOUNDED WARRIOR PROJECT: $1k → 14%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount

Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty linein the grantee’s ZIP, averaged from the tracts in that ZIP; grantee ZIP can differ from where services are delivered.

Which US states your grants reach

WI
MA
CA
CO
VA
NC
DC
OK
TX
FL

US grants placed by each grantee’s ZIP, which can differ from where services are actually delivered. Need from public data — U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA — shown as context about the area, never attributed to your giving.

03Your edge
repeat funding

Who you back again

Which organizations you funded more than once, and which you funded a single time. Each grantee is matched to its own filings.

95%of every dollar goes to organizations you’ve funded before.
$1.1M · 24 repeat orgs$63k to everyone else

24 repeat relationships — 10 still active in FY2024, 14 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

24
15

Total granted

$1.1M
$63k

Median revenue growth · since first grant

+54%
+62%

Still filing today

46%
80%

New vs renewed · share of each year

In FY2024, 100% of grant dollars renewed an existing relationship; $0 went to new ones.

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

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

’17’19’20’21’22’23’24
EducationEnvironmentArts & CultureHuman ServicesCommunity ImprovementHealthOther

First-time = a grantee’s first year in your filing window; renewed = funded in an earlier year too. As a portfolio matures the renewed share naturally climbs — once funded, an org stays “renewable” — so the signal is the years that buck it (a new-grantee intake wave). 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

  • PENINSULA MUSIC FESTIVAL INC
    7× · 2017–2024 · $143k · revenue +38%
  • SS
    ST STEPHEN'S AND ST AGNES SCHOOL FOUNDATION
    7× · 2017–2024 · $137k · revenue +123%
  • WT
    WOLF TRAP FOUNDATION FOR THE PERFORMING ARTS
    7× · 2017–2024 · $92k · revenue +54%

Funded once

  • BP
    BELLAIRE POLICE & FIRE FOUNDATIONgraduated
    one grant, 2017 · $10k · revenue +77%
  • VA
    VIRGINIA ATHLETIC FOUNDATION
    one grant, 2017 · $8k
  • TC
    THE COVENANT SCHOOL INCgraduated
    one grant, 2017 · $6k · revenue +88%

Repeat = funded in two or more distinct years; growth and survival are read from each grantee’s own subsequent IRS filings.

04Your field

The map has a center of gravity: the average direction from the rest of the sector toward the organizations the foundation funds — the shape of its giving. Scoring every nonprofit along that direction surfaces the ones that look most like the portfolio. These are the closest matchesthat aren’t grantees — a resemblance in what they say they do, not a recommendation.

1
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.

2
The Water Research Foundation

The purpose of the water research foundation (wrf) is a definitive research organization to advance the science of all things water to better meet the evolving needs of its subscribers and the water sector. to engage exclusively in…

Environment
3
National Fish and Wildlife Foundation

To sustain, restore, and enhance the nation's fish, wildlife, plants, and habitats.

Animals
4
Air & Space Forces Association

The air & space forces association (afa) is a nonprofit, independent, professional military, and aerospace education association. the association's mission is to promote dominant u.s. air and space forces as the foundation of a strong…

Education
5
Home Planet Fund

None

Environment
6
Marine Corps Association

The mission of the marine corps association (mca) is to support the marine corps by disseminating knowledge of military art and science among marines, provide opportunities for professional development for marines, and to foster the spirit…

7
Npr Foundation

The npr foundation ("foundation") is organized and operated exclusively for the benefit of its sole supported organization, national public radio, inc. ("npr inc."). the foundation supports npr inc. through various activities such as…

8
The Intrepid Fallen Heroes Fund

The intrepid fallen heroes fund serves military personnel suffering traumatic brain injury and post-traumatic stress, and other severe injuries.the intrepid fallen heroes fund serves military personnel suffering traumatic brain injury,…

Philanthropy
9
Special Forces Foundation

The special forces foundation provides immediate and ongoing support to the special forces community and their families.

Philanthropy
10
Virginia War Memorial Foundation Inc

To promote and raise funds for the virginia war memorial, a state agency of virginia, which was created for the purpose of honoring patriotic virginians who rendered faithful service and sacrifice in the cause of freedom and liberty for…

Arts & Culture
11
Naval Postgraduate School Foundation Inc

Our mission is to support the naval postgraduate school by providing funding and programmatic support for education, research, technology development, institutional initiatives, and community programs that advance national security and…

Education
12
Wilson College

Wilson college empowers students to be confident and critical thinkers, creative visionaries, effective communicators, honorable leaders, and agents of justice.

Education

For reference, the grantee most central to the portfolio’s shape is Wounded Warrior Project Inc and the most unlike its peers is Helicopters for Heroes. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.

For each theme you fund, this compares how the sector’s money is shifting with how your own giving is shifting.

← shrinkinggrowing →↓ leaning in → pulling backsteadyClassical Music EnsemblesLand Conservation Organizat…Developmental Disabilities …Pregnancy Support ServicesYouth Sports Booster Organi…Veteran Support ServicesIndependent K-8 SchoolsPublic University Foundatio…Fallen First Responder Supp…Faith-Based Liberal Arts Co…
the sector your giving your giving is ahead of the sector the sector’s ahead of you· dot size = how much the theme matters to each side
Ordered by the change in your giving — leaning in on top, pulling back at the bottom. The bar between the two dots is how out of step you are with the sector. Hover any row for detail.

Sector change and giving change are each shown relative to their own range, growing (right) or shrinking (left); both normalized, so inflation isn’t mistaken for growth.

Your grantees are a median of 35 years old; the field is 16. You back the established end — and your money leans older still.

THE FIELDby orgYOUR GRANTEESby number22%0%<5yr14%4%5–10yr19%17%10–20yr16%22%20–35yr13%44%35–55yr16%13%55yr+
THE FIELDby orgYOUR MONEYby value22%0%<5yr14%1%5–10yr19%5%10–20yr16%30%20–35yr13%44%35–55yr16%21%55yr+

The field is 22% startups (under 5 years old) — 0% of your grantees by number, and just 0% of your money.

Closures · last 5 years

The orgs you fund almost never close 0.0% lost their exemption, against 13% of the field you don’t fund.

orgs you fund
0.0%0/25
the rest of the field
13%
240,396/1,819,540

Age = years since IRS exemption (a founding proxy). “Closed” = auto-revocation for 3 years of non-filing — a floor on closure, not proof, and bigger established orgs lapse least. Association, not causation.

04the grantee network

25 grantees tracked through their own filings, 2017–2025.

Each one resolved to its own IRS returns and tracked year by year — your grant beside their revenue from every source. Association, dated; never a causal claim.

Counted here: distinct organizations you funded across 20172025, not grant rows in a single year — so this will not match the grant count on the cover. 25 of the 39 grantees resolved in that span have returns of their own we could reconcile; the rest are funded organizations whose filings we could not track year by year.

1
Load-bearing (≥25% of a budget)
7
Early backer (in before they grew)
23/25
Grantees still filing
20/25
Grew since you first funded

Where your money sits — by cause, then by grantee

AMERICAN CANCER SOCIETY — $75,000 · OtherAMERICAN CANCER SOCIETYFOLDS OF HONOR — $74,100 · OtherFOLDS OF HONORSHRINERS HOSPITAL FOR CHILDREN GALV — $55,105 · OtherSHRINERS HOSPITAL FOR CHILDREN GALVSPECIAL OLYMPICS — $50,750 · OtherSPECIAL OLYMPICSMIDDLESEX SCHOOL ALUMNI FUND — $41,500 · OtherMIDDLESEX SCHOOL ALUMNI FUNDORCHARD HOUSE — $40,000 · OtherORCHARD HOUSELOST DOG AND CAT FOUNDATION — $36,100 · OtherLOST DOG AND CAT FOUNDATIONIndividual grant recipient — $32,500 · OtherIndividual grant recipientHOPE VILLAGE — $25,000 · OtherDARDEN SCHOOL ALUMNI FUND — $19,000 · Other+12 more — $59,550 · Other+12 morePENINSULA MUSIC FESTIVAL INC — $143,000 · Arts & CulturePENINSULA MUSIC FESTIVA…WOLF TRAP FOUNDATION FOR THE PERFORMING ARTS — $91,500 · Arts & CultureWOLF TRAP FOUNDATION FO…+1 more — $3,500 · Arts & CultureST STEPHEN'S AND ST AGNES SCHOOL FOUNDATION — $136,750 · EducationST STEPHEN'S AND ST…Williams College — $30,500 · EducationWilliams CollegeHendrick Scholarship Foundation — $17,650 · EducationHendrick Scholarshi…ST ANNE'S-BELFIELD INC — $10,000 · Education+1 more — $6,700 · EducationAmerican Whitewater — $45,000 · EnvironmentAmerican Wh…ENVIRONMENTAL WORKING GROUP — $33,500 · EnvironmentENVIRONMENT…THE TRUST FOR PUBLIC LAND — $29,000 · EnvironmentTHE TRUST F…Galveston Bay Foundation Inc — $5,000 · Environment+1 more — $2,000 · EnvironmentFRIENDS OF DOWNTOWN FRIENDSWOOD INC D/B/A DOWNTOWN FRIENDSWOOD ASSOCIATION — $54,425 · Community ImprovementMANNED SPACE FLIGHT EDUCATION FOUNDATION INC — $5,000 · Community ImprovementWILLOW BEND HUNT CLUB INC — $16,200 · PhilanthropyBELLAIRE POLICE & FIRE FOUNDATION — $10,000 · Public Safety & Disaster
Other$508,605Arts & Culture$238,000Education$201,600Environment$114,500Community Improvement$59,425Philanthropy$16,200Public Safety & Disaster$10,000

Each org by its size and your share of it — top-left is where you’re load-bearing

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ your share of their budgetPENINSULA MUSIC FESTIVAL INC — $143,000 over 7y, 4.3% of budgetST STEPHEN'S AND ST AGNES SCHOOL FOUNDATION — $136,750 over 7y, 0.6% of budgetWOLF TRAP FOUNDATION FOR THE PERFORMING ARTS — $91,500 over 7y, 0.1% of budgetFRIENDS OF DOWNTOWN FRIENDSWOOD INC D/B/A DOWNTOWN FRIENDSWOOD ASSOCIATION — $54,425 over 7y, 65% of budgetAmerican Whitewater — $45,000 over 7y, 0.4% of budgetENVIRONMENTAL WORKING GROUP — $33,500 over 3y, 0.1% of budgetWilliams College — $30,500 over 2y, 0.0% of budgetTHE TRUST FOR PUBLIC LAND — $29,000 over 7y, 0.0% of budgetHendrick Scholarship Foundation — $17,650 over 2y, 4.3% of budgetWILLOW BEND HUNT CLUB INC — $16,200 over 3y, 5.2% of budgetHouston Fire Fighters Burned Childrens Fund — $12,400 over 2y, 9.7% of budgetST ANNE'S-BELFIELD INC — $10,000 over 3y, 0.0% of budgetBELLAIRE POLICE & FIRE FOUNDATION — $10,000 over 1y, 11% of budgetMARINE CORPS SCHOLARSHIP FOUNDATION INC — $6,700 over 2y, 0.0% of budgetTHE COVENANT SCHOOL INC — $6,000 over 1y, 0.1% of budgetMANNED SPACE FLIGHT EDUCATION FOUNDATION INC — $5,000 over 1y, 0.0% of budgetSpecial Olympics Virginia Inc — $5,000 over 1y, 0.1% of budgetGalveston Bay Foundation Inc — $5,000 over 1y, 0.1% of budgetPLANO SYMPHONY ORCHESTRA ASSOCIATION — $3,500 over 1y, 0.2% of budgetMILITARY WARRIORS SUPPORT FOUNDATION — $2,500 over 1y, 0.0% of budgetSHEEP MOUNTAIN ALLIANCE — $2,000 over 1y, 2.4% of budgetKNOWAUTISM FOUNDATION — $2,000 over 1y, 0.6% of budgetWOUNDED WARRIOR PROJECT INC — $1,400 over 1y, 0.0% of budget
Go grantee by grantee — a decade per org, and how each moved after you funded them

A decade per grantee — revenue shaded, your grants as bars, all rows on one timeline.

  • Who funds PENINSULA MUSIC FESTIVAL INC
  • Who funds ST STEPHEN'S AND ST AGNES SCHOOL FOUNDATION
  • Who funds WOLF TRAP FOUNDATION FOR THE PERFORMING ARTS
  • Who funds FRIENDS OF DOWNTOWN FRIENDSWOOD INC D/B/A DOWNTOWN FRIENDSWOOD ASSOCIATION
  • Who funds American Whitewater
  • Who funds ENVIRONMENTAL WORKING GROUP
  • Who funds Williams College
  • Who funds THE TRUST FOR PUBLIC LAND
  • Who funds Hendrick Scholarship Foundation
  • Who funds WILLOW BEND HUNT CLUB INC
  • Who funds Houston Fire Fighters Burned Childrens Fund
  • Who funds ST ANNE'S-BELFIELD INC
  • Who funds BELLAIRE POLICE & FIRE FOUNDATION
  • Who funds MARINE CORPS SCHOLARSHIP FOUNDATION INC
  • Who funds THE COVENANT SCHOOL INC
  • Who funds MARCH OF DIMES INC
  • Who funds MANNED SPACE FLIGHT EDUCATION FOUNDATION INC
  • Who funds Special Olympics Virginia Inc
  • Who funds Galveston Bay Foundation Inc
  • Who funds HELICOPTERS FOR HEROES
  • Who funds PLANO SYMPHONY ORCHESTRA ASSOCIATION
  • Who funds MILITARY WARRIORS SUPPORT FOUNDATION
  • Who funds SHEEP MOUNTAIN ALLIANCE
  • Who funds KNOWAUTISM FOUNDATION
  • Who funds WOUNDED WARRIOR PROJECT INC

The grantmakers whose grantees overlap with yours far more than size alone predicts. Each orbits closer the stronger the alignment; the arcs between them show where they also fund each other. Here it reads as a tightly interlocked camp — most of these funders back each other's grantees too.

Ibm International FoundationNY12.2× affinity4 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Ibm International Foundation · Texas Instruments Foundation · Shell USA Company Foundation · The Blackbaud Giving Fund · The Bank of America Charitable Foundation Inc · Morgan Stanley Global Impact Funding Trust Inc · Vanguard Charitable Endowment Program · Charities Aid Foundation America · Paypal Charitable Giving Fund · National Philanthropic Trust · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund

Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. A research starting point: overlap is association, not proof of shared intent.

Government reliance of your grantees

Every dot is one organization Ralph & Genevieve Horween Foundation funds. Left–right is the share of its income from government; up–down is the share from you. Bigger dots raise more. Filter to federal or a single department — and drag the year to watch it move.

2024
202122232425
no gov · 00%5%19%42%75%your share of their income ↑0%5%10%15%20%share of the org’s income from governmentmedian 0%
  • American Whitewater5% of income from government
  • Wounded Warrior Project Inc0% of income from government
  • Williams College0% of income from government
no gov moneyreceives it· size = income
0get no government money at all
2report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–20%
typical government reliance, FY2025

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 your grant caused the public funding. Coverage is precision-first — a floor, not 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 12–24 months.

On method. Every financial figure here is read directly from IRS e-file XML — your own 990/990-PF and the multi-year returns of the 39 grantees we resolved across every year we hold, several hundred filings in all (a different count from the grant rows on the cover, which are one fiscal year)— each linked to its source. Grantee achievements and outcomes are each organization’s own program-service reporting (Form 990, Part III); we read these as association with sustained funding — the foundation is one of several forces — suppress low-confidence name matches rather than guess, and say so where a figure rests on a single grant or filing. Not everything on this page is a filed figure, and the difference matters. Filed is what you reported on your 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. How we build these →

Generated from your IRS Form 990-PF e-file return for fiscal year 2024, released 2024. Filings run roughly 12–24 months behind; figures are dated accordingly.

Source object · view filing

More from the funding graph