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· Private foundation

The Griffin Endowment

Its FY2025 filing reports that it accepted unsolicited grant applications.

$177k
Granted FY2025still arriving
25
Grants FY2025still arriving
5
States reached
$40k
Largest
01What it funds
0199% classified

What it funded, over time

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

Education$468kHealth$338kReligion$196kArts & Culture$180kPhilanthropy$155kScience & Tech$78kYouth Development$33kAnimals$24kOther$0
02FY2025 · 25 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k17 grants · $33k
  • $10k–50k8 grants · $144k
$2,000
Median grant
5
States reached
$3.2M
Total assets
Largest grants
RecipientAmount
UNC HEATLTH FOUNDATION$40,000
FIRST PRESBYTERIAN CHURCH$22,000
GREENSBORO SCIENCE CENTER$21,518
GREENSBORO DAY SCHOOL$20,000
UNITED WAY OF PALM BEACH$10,000
UNITED WAY OF GREATER GREENSBORO$10,000
PRESERVATION FOUNDATION OF PALM BEACH$10,000
SOCIETY OF THE FOUR ARTS$10,000
THE PACKER COLLEGIATE INSTITUTE$6,000
THE SOCIETY OF THE CINCINNATI$6,000
WOODBERRY FOREST SCHOOL$5,000
CLEVELAND CLINIC FLORIDA PHILANTHROPHY INSTITUTE$5,000
GREENSBORO SYMPHONY$2,000
SALEM COLLEGE$2,000
GREENSBORO BEAUTIFUL$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 (FY18–25) land where the poverty rate runs at 13%, against an area that typically sits at 11%. 84% of its dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 11%BIG CAT HABITAT SARASOTA: $10k → 9%UNITED WAY OF PALM BEACH: $10k → 11%FIRST PRESBYTERIAN CHURCH: $25k → 10%MEDICAL FOUNDATION OF NC: $40k → 13%SALEM COLLEGE: $10k → 15%FIRST PRESBYTERIAN CHURCH: $32k → 16%WOODBERRY FOREST SCHOOL: $63k → 11%BIG CAT HABITAT SARASOTA: $10k → 9%UNITED WAY OF PALM BEACH: $10k → 11%UNITED WAY OF CENTRAL CAROLINAS: $10k → 10%MEDICAL FOUNDATION OF NC: $40k → 13%FIRST PRESBYTERIAN CHURCH: $23k → 16%WOODBERRY FOREST SCHOOL: $55k → 11%UNITED WAY OF PALM BEACH: $10k → 11%UNITED WAY OF CENTRAL CAROLINAS: $10k → 10%MEDICAL FOUNDATION OF NC: $40k → 13%FIRST PRESBYTERIAN CHURCH: $22k → 16%WOODBERRY FOREST SCHOOL: $55k → 11%BOYS & GIRLS CLUB OF SARASOTA COUNTY: $16k → 9%UNITED WAY OF PALM BEACH: $10k → 11%UNITED WAY OF CENTRAL CAROLINAS: $10k → 10%MEDICAL FOUNDATION OF NC: $40k → 13%FIRST PRESBYTERIAN CHURCH: $22k → 16%WOODBERRY FOREST SCHOOL: $42k → 11%COMMUNITY FOUNDATION OF SARASOTA: $15k → 9%MEDICAL FOUNDATION OF NC: $40k → 13%FIRST PRESBYTERIAN CHURCH: $22k → 16%WOODBERRY FOREST SCHOOL: $30k → 11%BOYS & GIRLS CLUB OF SARASOTA COUNTY: $12k → 9%MEDICAL FOUNDATION OF NC: $40k → 13%FIRST PRESBYTERIAN CHURCH: $21k → 16%WOODBERRY FOREST SCHOOL: $30k → 11%MEDICAL FOUNDATION OF NC: $40k → 13%COMMUNITY FOUNDATION OF GREATER GREENSBORO: $10k → 16%MOTE MARINE LABORATORY & AQUARIUM: $20k → 9%UNC HEATLTH FOUNDATION: $40k → 13%MOTE MARINE LABORATORY & AQUARIUM: $15k → 9%PRESERVATION FOUNDATION OF PALM BEACH: $13k → 11%SARASOTA OPERA: $10k → 9%SOCIETY OF THE FOUR ARTS: $10k → 11%SARASOTA OPERA: $10k → 9%PRESERVATION FOUNDATION OF PALM BEACH: $10k → 11%SARASOTA OPERA: $10k → 9%SOCIETY OF THE FOUR ARTS: $10k → 11%MOTE MARINE LABORATORY & AQUARIUM: $10k → 9%GREENSBORO SCIENCE CENTER: $22k → 16%GREENSBORO DAY SCHOOL: $20k → 16%GREENSBORO DAY SCHOOL: $20k → 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.
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.

99%of every dollar goes to organizations it has funded before.
$1.5M · 40 repeat orgs$16k to everyone else

Grantees it renews have grown median revenue +25% since the first grant, against +3% for those funded once.

40 repeat relationships: 21 still active in FY2025, 19 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

40
7

Total granted

$1.5M
$9k

Median revenue growth · since first grant

+25%
+3%

Still filing today

57%
29%

New vs renewed · share of each year

In FY2025, 96% of grant dollars renewed an existing relationship; $7k 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 & CultureEducationPhilanthropyYouth DevelopmentFood & NutritionInternationalOther
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

  • UNC HEALTH FOUNDATION INC
    8× · 2018–2025 · $320k · revenue +69%
  • WF
    WOODBERRY FOREST SCHOOL
    8× · 2018–2025 · $285k · revenue +25%
  • GI
    Greensboro Independent School Corp
    7× · 2019–2025 · $63k · revenue +75%

Funded once

  • Y
    YWCA
    one grant, 2020 · $3k
  • FO
    FRIENDS OF GRACE CHURCH SCHOOL
    one grant, 2022 · $3k
  • CT
    COMMUNITY THEATRE OF GREENSBORO INC
    one grant, 2020 · $1k · revenue -5%
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
Greensboro College

Greensboro College provides a liberal arts education grounded in the traditions of the United Methodist Church and fosters the intellectual, social, and spiritual development of all students while supporting their individual needs.

Education
2
Wilson College

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

Education
3
New York Botanical Garden

The new york botanical garden is a museum of plants and a scientific research center devoted to the study of plants and their uses. it is the garden's mission to improve public understanding of the natural world, horticulture, and the…

Environment
4
Gettysburg College

Gettysburg college is a residential, undergraduate college of the liberal arts and sciences.

Education
5
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
6
Barton College

Founded in 1902, barton college is a four-year, private, liberal arts college located in wilson, n.c. the barton experience focuses on academic excellence within a wide range of professional and liberal arts programs leading to…

Education
7
Furman University

The primary mission of furman as a liberal arts institution is to provide a distinctive education in fine arts, humanities, social sciences, mathematics and the sciences, as well as selected professional disciplines.

Education
8
Golden Gate University

Golden gate university prepares individuals to lead and serve by providing high quality, practice-based educational programs in law, taxation, business and related professions - as a nonprofit institution - in an innovative and challenging…

Education
9
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.

—
10
Carolina Art Association Dba Gibbes Museum of Art

The mission of the gibbes museum of art is to enhance lives through art by engaging people of every background and experience with art and artists of enduring quality; collect and preserve the art that touches charleston; and provide…

Arts & Culture
11
Point Park University

Provides innovative education in a dynamic urban setting. dedicated to academic excellence and community engagement,we prepare students of diverse backgrounds with the knowledge, skill,and experience to lead meaningful lives as informed…

—
12
Lehigh University

The university's goal in the coming decade is to advance learning through the integration of teaching, research and service to others. the core of this goal is to prepare graduates to engage with the world and lead lives of meaning. to do…

Education
How this is measured
The grantee most central to the portfolio’s shape is Community Theatre of Greensboro Inc; the most unlike its peers is Mote Marine Laboratory 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

28 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. 28 of the 53 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)
3
Early backer (in before they grew)
28/28
Grantees still filing
17/28
Grew since first funded

Where the money sits, by cause and then by grantee

UNC HEALTH FOUNDATION INC: $320,000 · EducationUNC HEALTH FOUNDATION INCWOODBERRY FOREST SCHOOL: $285,341 · EducationWOODBERRY FOREST SCHOOLGreensboro Independent School Corp: $63,000 · EducationGreensboro Independent School CorpThe Trustees of Princeton University: $47,969 · EducationThe Trustees of Princeton UniversitySALEM ACADEMY AND COLLEGE: $32,000 · Education+2 more: $25,000 · EducationFIRST PRESBYTERIAN CHURCH: $167,050 · OtherFIRST PRESBYTERIAN CHURCHUNITED WAY OF PALM BEACH: $50,000 · OtherUNITED WAY OF PALM BEACHMOTE MARINE LABORATORY INC: $45,000 · OtherMOTE MARINE LABORATORY INCTHE ROYAL POINCIANA CHAPEL INC: $25,000 · OtherTHE ROYAL POINCIANA CHAPEL INCBIG CAT HABITAT SARASOTA: $24,000 · OtherBIG CAT HABITAT SARASOTACLEVELAND CLINIC FLORIDA PHILANTHROPHY INSTITUTE: $15,000 · Other+25 more: $105,763 · Other+25 moreThe Society of the Four Arts Inc: $40,000 · Arts & CultureThe Society …THE NATURAL SCIENCE CENTER OF GREENSBORO INC DBA GREENSBORO SCIENCE CENTER: $32,518 · Arts & CultureTHE NATURAL …Sarasota Opera Association Inc: $30,000 · Arts & CultureSarasota Ope…The Preservation Foundation of Palm Beach Inc: $27,500 · Arts & CultureThe Preserva…TRIAD STAGE INC: $20,000 · Arts & CultureTRIAD STAGE …THE SOCIETY OF THE CINCINNATI: $10,500 · Arts & CultureTHE SOCIETY …+2 more: $2,684 · Arts & CultureUNITED WAY OF GREATER GREENSBORO INC: $50,000 · PhilanthropyUNITED WAY OF GREATER CHARLOTTE INC: $30,000 · PhilanthropyTHE COMMUNITY FOUNDATION OF SARASOTA CO INC: $15,414 · PhilanthropyCOMMUNITY FOUNDATION OF GREATER GREENSBORO INC: $10,000 · PhilanthropyBOYS AND GIRLS CLUBS OF SARASOTA AND DESOTO COUNTIES INC: $33,115 · Youth DevelopmentGREENSBORO BEAUTIFUL INC: $5,000 · EnvironmentWOMEN IN THE WINDOW INTERNATIONAL INC: $4,000 · International
Education$773,310Other$431,813Arts & Culture$163,202Philanthropy$105,414Youth Development$33,115Environment$5,000International$4,000

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 budgetUNC HEALTH FOUNDATION INC: $320,000 over 8y, 0.1% of budgetWOODBERRY FOREST SCHOOL: $285,341 over 8y, 0.1% of budgetGreensboro Independent School Corp: $63,000 over 7y, 0.1% of budgetUNITED WAY OF GREATER GREENSBORO INC: $50,000 over 5y, 0.1% of budgetThe Trustees of Princeton University: $47,969 over 6y, 0.0% of budgetMOTE MARINE LABORATORY INC: $45,000 over 3y, 0.1% of budgetThe Society of the Four Arts Inc: $40,000 over 4y, 0.1% of budgetBOYS AND GIRLS CLUBS OF SARASOTA AND DESOTO COUNTIES INC: $33,115 over 3y, 0.2% of budgetTHE NATURAL SCIENCE CENTER OF GREENSBORO INC DBA GREENSBORO SCIENCE CENTER: $32,518 over 7y, 0.1% of budgetSALEM ACADEMY AND COLLEGE: $32,000 over 6y, 0.0% of budgetSarasota Opera Association Inc: $30,000 over 3y, 0.1% of budgetUNITED WAY OF GREATER CHARLOTTE INC: $30,000 over 3y, 0.0% of budgetThe Preservation Foundation of Palm Beach Inc: $27,500 over 4y, 0.1% of budgetPACKER COLLEGIATE INSTITUTE: $21,000 over 4y, 0.0% of budgetTRIAD STAGE INC: $20,000 over 4y, 0.7% of budgetTHE COMMUNITY FOUNDATION OF SARASOTA CO INC: $15,414 over 1y, 0.0% of budgetNORTH CAROLINA SOCIETY OF THE CINCINNATI: $13,523 over 2y, 1.1% of budgetTHE SOCIETY OF THE CINCINNATI: $10,500 over 6y, 0.1% of budgetCOMMUNITY FOUNDATION OF GREATER GREENSBORO INC: $10,000 over 1y, 0.0% of budgetGREENSBORO CHILDREN'S MUSEUM INC: $6,500 over 4y, 0.2% of budgetGREENSBORO BEAUTIFUL INC: $5,000 over 5y, 0.5% of budgetWOMEN IN THE WINDOW INTERNATIONAL INC: $4,000 over 4y, 0.3% of budgetCENTER FOR CREATIVE LEADERSHIP: $4,000 over 4y, 0.0% of budgetTHE SOCIETY OF ST ANDREW INC: $3,500 over 7y, 0.0% of budgetGREEN HILL CENTER FOR NORTH CAROLINA ART: $1,450 over 4y, 0.1% of budgetCOMMUNITY THEATRE OF GREENSBORO INC: $1,234 over 1y, 0.2% of budgetTHE JUNIOR LEAGUE OF GREENSBORO NC INC: $1,000 over 1y, 0.2% of budgetTHE EVERGLADES CLUB INC: $350 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 UNC HEALTH FOUNDATION INC ↗
  • Who funds WOODBERRY FOREST SCHOOL ↗
  • Who funds Greensboro Independent School Corp ↗
  • Who funds UNITED WAY OF GREATER GREENSBORO INC ↗
  • Who funds The Trustees of Princeton University ↗
  • Who funds MOTE MARINE LABORATORY INC ↗
  • Who funds The Society of the Four Arts Inc ↗
  • Who funds BOYS AND GIRLS CLUBS OF SARASOTA AND DESOTO COUNTIES INC ↗
  • Who funds THE NATURAL SCIENCE CENTER OF GREENSBORO INC DBA GREENSBORO SCIENCE CENTER ↗
  • Who funds SALEM ACADEMY AND COLLEGE ↗
  • Who funds Sarasota Opera Association Inc ↗
  • Who funds UNITED WAY OF GREATER CHARLOTTE INC ↗
  • Who funds The Preservation Foundation of Palm Beach Inc ↗
  • Who funds PACKER COLLEGIATE INSTITUTE ↗
  • Who funds TRIAD STAGE INC ↗
  • Who funds THE COMMUNITY FOUNDATION OF SARASOTA CO INC ↗
  • Who funds NORTH CAROLINA SOCIETY OF THE CINCINNATI ↗
  • Who funds THE SOCIETY OF THE CINCINNATI ↗
  • Who funds COMMUNITY FOUNDATION OF GREATER GREENSBORO INC ↗
  • Who funds GREENSBORO CHILDREN'S MUSEUM INC ↗
  • Who funds GREENSBORO BEAUTIFUL INC ↗
  • Who funds WOMEN IN THE WINDOW INTERNATIONAL INC ↗
  • Who funds CENTER FOR CREATIVE LEADERSHIP ↗
  • Who funds THE SOCIETY OF ST ANDREW 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.

Griffin Family FoundationNC37× affinity15 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Griffin Family Foundation · Lincoln Financial Foundation Inc · Amg Charitable Gift Foundation · The Edward M Armfield Sr Foundation I · The Cemala Foundation Inc · The Hummel Family Fund Inc · Smith Richardson Foundation Inc · The Anonymous Fund · Well-Spring Retirement Community Inc · Tannenbaum-Sternberger Foundation Inc · Hillsdale Fund · Community Foundation of Greater Greensboro 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 The Griffin Endowment funds: left to right is the share of its income from government, bottom to top the share from The Griffin Endowment. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 20%0%1%3%5%funder's share of their income ↑0%6%13%19%25%share of the org’s income from government →median 4%
  • The Trustees of Princeton University: 11% of income from government
  • Mote Marine Laboratory Inc: 4% of income from government
  • The Everglades Club Inc: 0% of income from government
no gov moneyreceives it· size = income
2get no government money at all
9report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–25%
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 Griffin Endowment?

Find your warmest path to The Griffin Endowment 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 53 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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