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· Private foundation

Tj Guarriello Jr Family 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.

$29k
Granted FY2025still arriving
11
Grants FY2025still arriving
2
States reached
$7k
Largest
01What it funds
0195% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Arts & Culture$39kEnvironment$20kEducation$17kReligion$15kRecreation & Sports$14kHuman Services$6kSocial Science$5kHealth$4kOther$0
02FY2025 · 11 grants

Where the money goes

Grants by size, and the largest recipients.

$2,000
Median grant
2
States reached
$593k
Total assets
Largest grants
RecipientAmount
CLARKE COUNTY HISTORICAL ASSOCIATIO$7,000
SAN JUAN DIEGO INSTITUTE$5,000
ST BRIDGET OF IRELAND$3,000
PIEDMONT ENVIRONMENTAL COUNCIL$3,000
POTTERNS HOUSE WEST MESA$2,000
AZ SHOOTING SPORTS FOUNDATION$2,000
BOYCE VOLUNTEER FIRE CO$2,000
CLARKE COUNTY EDUCATION FOUNDATION$2,000
VIRGINIA OUTDOOR FOUNDATION$1,000
CLARKE COUNTY CONSERVATION EASEMENT$1,000
THE EPIPHANY CHAPEL PROJECT$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:

Dollar for dollar, its grants (FY17–25) land where the poverty rate runs at 10%, against an area that typically sits at 10%. 41% of its dollars go to grantees based in above-average-need neighborhoods. Its grants spread fairly evenly across need levels.

area typical 10%Arizona Shooting Sports Education Founda: $3k → 11%Make a Wish Foundation: $1k → 12%CUMBERLAND VALLEY SCHOOL OF MUSIC: $3k → 9%American Foundation for Suicide Preventi: $3k → 17%Friends of Florence: $3k → 14%VIRGINIA OUTDOOR FOUNDATION: $1k → 6%BOYCE VOLUNTEER FIRE CO: $2k → 7%National Breast Cancer Research Cen: $1k → 7%Arizona Shooting Sports Education Founda: $3k → 11%Friends of Florence: $3k → 14%Powhatan School: $2k → 7%Arizona Shooting Sports Education Founda: $3k → 11%Friends of Florence: $2k → 14%Powhatan School: $2k → 7%AZ SHOOTING SPORTS FOUNDATION: $2k → 11%Friends of Florence: $2k → 14%Powhatan School: $2k → 7%Arizona Shooting Sports Education Founda: $2k → 11%Foundation of the State Arboreturm: $1k → 7%AZ SHOOTING SPORTS FOUNDATION: $1k → 11%FOUNDATION OF THE STATE ARBORETUM: $1k → 7%SAN JUAN DIEGO INSTITUTE: $5k → 11%Foundation of the State Arboreturm: $1k → 7%POTTERNS HOUSE WEST MESA: $4k → 11%Powhatan School: $1k → 7%POTTERNS HOUSE WEST MESA: $2k → 11%Boyce Volunteer Fire Co: $1k → 7%THE EPIPHANY CHAPEL PROJECT: $1k → 11%CLARKE COUNTY HISTORICAL ASSOCIATIO: $7k → 7%Piedmont Eviornmants Council: $3k → 7%ST BRIDGET OF IRELAND: $3k → 7%Clark County Historical Assoication: $3k → 7%Clark County Historical Assoication: $3k → 7%CLARKE COUNTY HISTORICAL ASSOCIATION: $3k → 7%Clark County Ease: $3k → 7%Clark County Historical Assoication: $3k → 7%St Bridget of Ireland: $3k → 7%CLARKE COUNTY EDUCATION FOUNDATION: $2k → 7%St Bridget of Ireland: $1k → 7%St Bridget of Ireland: $1k → 7%Barns of Rose Hill: $1k → 7%Clark County Ease: $1k → 7%Clark County Ease: $1k → 7%CLARKE COUNTY CONSERVATION EASEMENT AUTHORITY: $1k → 7%Clark County Ease: $1k → 7%Blue Ridge Wildlife Center: $1k → 7%CLARKE COUNTY CONSERVATION EASEMENT: $1k → 7%Blue Ridge Wildlife Center: $1k → 7%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.
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 9% of Tj Guarriello Jr Family Foundation’s grant dollars are earmarked for a different county than the recipient’s own address. By recipient address, 72% of the giving stays in VA; by stated purpose, 63%.

Tj Guarriello Jr Family Foundationlessmore of its giving
Placed by recipient address · 20% 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.
$99k · 18 repeat orgs$30k to everyone else

18 repeat relationships: 6 still active in FY2025, 12 since wound down; 5 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

18
10

Total granted

$99k
$18k

Median revenue growth · since first grant

+47%
+48%

Still filing today

50%
40%

New vs renewed · share of each year

In FY2025, 59% of grant dollars renewed an existing relationship; $12k went to new ones.

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

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

’17’18’19’20’23’24’25
Arts & CultureEducationEnvironmentPhilanthropyHuman ServicesHealthOther
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

  • CC
    CLARKE COUNTY HISTORICAL ASSOCIATION
    6× · 2017–2025 · $18k · revenue +58%
  • FO
    Friends of Florence
    4× · 2017–2020 · $9k · revenue +7%
  • PS
    POWHATAN SCHOOL INC
    4× · 2017–2020 · $6k · revenue +63%

Funded once

  • AMERICAN FOUNDATION FOR SUICIDE PREVENTION
    one grant, 2018 · $3k · revenue +20%
  • PE
    PIEDMONT ENIVRONMENTAL COUNCIL
    one grant, 2024 · $3k
  • PE
    Piedmont Eviornmants Council
    one grant, 2023 · $3k
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
Delaware Museum of Nature and Science Inc

The museum is an educational corporation formed to ignite a life-long passion for exploring, discovering, and valuing nature and science.

—
2
Virginia Association of Museums

The virginia association of museums is a statewide network serving the museum community. the association's mission statement is "the virginia association of museums helps our museum community succeed".

Arts & Culture
3
Loudoun Museum Inc

Discover, Conserve, Interpret and disseminate knowledge of Loudouns Culture and History.

Arts & Culture
4
Washington Heritage Museums

The mission of washington heritage museums is to preserve, promote and maintain its five 18th century properties in fredericksburg, virginia and develop dynamic educational resources and programs to engage and inspire the intrest of…

Arts & Culture
5
Glen Foerd Conservation Corporation

Glen foerd stewards an eclectic riverfront estate for the enjoyment and educational benefit of the community. drawing from the estate's architecture, art, material culture, and history-as well as its gardens and waterways-glen foerd…

Environment
6
Roanoke Symphony Orchestra

The Roanoke Symphony Orchestra provides a professional symphony orchestra of artistic excellence and integrity to enrich lives, to educate, and to entertain diverse audiences in western Virginia with the highest quality instrumental and…

Arts & Culture
7
The Virginia Air & Space Center

To serve as the region's leading source of informational science education through interactive science demonstrations, hands-on education programs and outreach programs.

Arts & Culture
8
Fernbank Inc

Fernbank museum of natural history inspires a lifelong learning of natural history through immersive programming and unmatched experiences to encourage a greater appreciation of our planet and its inhabitants. fernbank is dedicated to…

Arts & Culture
9
Science Museum of Virginia Foundation Inc

The science museum of virginia foundation, inc. serves as the private fundraising partner of the science museum of virginia, a state institution that was founded in 1970 by both the virginia academy of science and the virginia general…

Arts & Culture
10
The Charleston Museum

To educate Charleston area residents and visitors about the natural and cultural history of the South Carolina Lowcountry through collections, exhibitions, preservation, conservation, research and related programming.

Arts & Culture
11
Clarksville-Montgomery County Museum

Educational

Arts & Culture
12
Louisa County Historical Society

The Society seeks to preserve and present the history of Louisa County, Virginia. The Society operates a museum and offers educational programs to the public.

—
How this is measured
The grantee most central to the portfolio’s shape is The Mount Vernon Ladies' Association of the Union; the most unlike its peers is Friends of Florence. 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

15 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. 15 of the 33 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)
4
Early backer (in before they grew)
15/15
Grantees still filing
13/15
Grew since first funded

Where the money sits, by cause and then by grantee

CLARKE COUNTY HISTORICAL ASSOCIATION: $18,167 · OtherCLARKE COUNTY HISTORICAL ASSOCIATIONARIZONA SHOOTING SPORTS EDUCATIONFOUNDATION: $11,000 · OtherARIZONA SHOOTING SPORTS EDUCATIONFOUNDATIONMt Vernon Preservevation Challenge: $8,000 · OtherMt Vernon Preservevation ChallengeST BRIDGET OF IRELAND: $8,000 · OtherST BRIDGET OF IRELANDPOTTERNS HOUSE WEST MESA: $6,000 · OtherPOTTERNS HOUSE WEST MESAIndividual grant recipient: $6,000 · OtherIndividual grant recipientIndividual grant recipient: $5,500 · OtherIndividual grant recipientSAN JUAN DIEGO INSTITUTE: $5,000 · OtherSAN JUAN DIEGO INSTITUTEPIEDMONT ENIVRONMENTAL COUNCIL: $3,000 · OtherAZ SHOOTING SPORTS FOUNDATION: $3,000 · OtherPiedmont Eviornmants Council: $3,000 · OtherBOYCE VOLUNTEER FIRE CO: $3,000 · Other+7 more: $8,000 · Other+7 moreFriends of Florence: $9,000 · Arts & CultureFriends of Floren…VIRGINIA HISTORICAL SOCIETY: $3,000 · Arts & CultureVIRGINIA HISTORIC…CUMBERLAND VALLEY SCHOOL OF MUSIC: $2,500 · Arts & CultureCUMBERLAND VALLEY…THE MOUNT VERNON LADIES' ASSOCIATION OF THE UNION: $2,000 · Arts & CultureTHE MOUNT VERNON …SHENANDOAH VALLEY DISCOVERY MUSEUM INC: $2,000 · Arts & CultureSHENANDOAH VALLEY…BARNS OF ROSE HILL: $1,500 · Arts & CultureBARNS OF ROSE HIL…+1 more: $500 · Arts & CulturePOWHATAN SCHOOL INC: $5,500 · EducationCLARKE COUNTY EDUCATION FOUNDATION INC: $2,000 · EducationFOUNDATION OF THE STATE ARBORETUM OF VIRGINIA: $4,100 · EnvironmentTHE PIEDMONT ENVIRONMENTAL COUNCIL: $3,000 · EnvironmentAMERICAN FOUNDATION FOR SUICIDE PREVENTION: $3,000 · HealthBLUE RIDGE WILDLIFE CENTER: $2,000 · PhilanthropyTHE LAUREL CENTER INTERVENTION FOR DOMESTIC & SEXUAL VIOLENCE: $1,500 · Human Services
Other$87,667Arts & Culture$20,500Education$7,500Environment$7,100Health$3,000Philanthropy$2,000Human Services$1,500

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

25%50%75%100%$1.0M$10Mgrantee revenue →↑ funder's share of their budgetCLARKE COUNTY HISTORICAL ASSOCIATION: $18,167 over 6y, 2.1% of budgetFriends of Florence: $9,000 over 4y, 0.2% of budgetPOWHATAN SCHOOL INC: $5,500 over 4y, 0.0% of budgetFOUNDATION OF THE STATE ARBORETUM OF VIRGINIA: $4,100 over 5y, 0.5% of budgetVIRGINIA HISTORICAL SOCIETY: $3,000 over 6y, 0.0% of budgetAMERICAN FOUNDATION FOR SUICIDE PREVENTION: $3,000 over 1y, 0.0% of budgetCUMBERLAND VALLEY SCHOOL OF MUSIC: $2,500 over 1y, 0.3% of budgetCLARKE COUNTY EDUCATION FOUNDATION INC: $2,000 over 1y, 0.5% of budgetTHE MOUNT VERNON LADIES' ASSOCIATION OF THE UNION: $2,000 over 1y, 0.0% of budgetSHENANDOAH VALLEY DISCOVERY MUSEUM INC: $2,000 over 4y, 0.1% of budgetBLUE RIDGE WILDLIFE CENTER: $2,000 over 2y, 0.0% of budgetBARNS OF ROSE HILL: $1,500 over 2y, 0.2% of budgetTHE LAUREL CENTER INTERVENTION FOR DOMESTIC & SEXUAL VIOLENCE: $1,500 over 2y, 0.0% of budgetLONG BRANCH HISTORIC HOUSE & FARM: $500 over 1y, 0.1% 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 CLARKE COUNTY HISTORICAL ASSOCIATION ↗
  • Who funds Friends of Florence ↗
  • Who funds POWHATAN SCHOOL INC ↗
  • Who funds FOUNDATION OF THE STATE ARBORETUM OF VIRGINIA ↗
  • Who funds THE PIEDMONT ENVIRONMENTAL COUNCIL ↗
  • Who funds VIRGINIA HISTORICAL SOCIETY ↗
  • Who funds AMERICAN FOUNDATION FOR SUICIDE PREVENTION ↗
  • Who funds CUMBERLAND VALLEY SCHOOL OF MUSIC ↗
  • Who funds CLARKE COUNTY EDUCATION FOUNDATION INC ↗
  • Who funds THE MOUNT VERNON LADIES' ASSOCIATION OF THE UNION ↗
  • Who funds SHENANDOAH VALLEY DISCOVERY MUSEUM INC ↗
  • Who funds BLUE RIDGE WILDLIFE CENTER ↗
  • Who funds BARNS OF ROSE HILL ↗
  • Who funds THE LAUREL CENTER INTERVENTION FOR DOMESTIC & SEXUAL VIOLENCE ↗
  • Who funds LONG BRANCH HISTORIC HOUSE & FARM ↗

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.

Andrew U Ferrari FoundationVA24.3× affinity9 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Andrew U Ferrari Foundation · The Bank of Clarke County Foundation · American Woodmark Foundation Inc · The Clara Weiss Fund · Buckley Family Endowment Inc · The Community Foundation of the Northern Shenandoah Valley · Stern Foundation · The Guide Foundation · Morgan Stanley Global Impact Funding Trust Inc · Fidelity Investments Charitable Gift Fund · Donor Advised Charitable Giving Inc · Amazonsmile 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 Tj Guarriello Jr Family Foundation funds: left to right is the share of its income from government, bottom to top the share from Tj Guarriello Jr Family Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%0%1%3%5%funder's share of their income ↑0%1%3%4%5%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    4report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–5%
    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 Tj Guarriello Jr Family Foundation?

    Find your warmest path to Tj Guarriello Jr Family 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 33 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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