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· Private foundation

The Ann and Buck Woodruff Family 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.

$887k
Granted FY2025still arriving
16
Grants FY2025still arriving
10
States reached
$367k
Largest
01What it funds
0197% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2023 to 2024.

Education$541kHealth$375kScience & Tech$250kPhilanthropy$145kAnimals$83kEnvironment$53kArts & Culture$20kReligion$13kOther$0
02FY2025 · 16 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k1 grant · $1k
  • $10k–50k9 grants · $160k
  • $50k–250k5 grants · $359k
  • $250k+1 grant · $367k
$26,000
Median grant
10
States reached
$28M
Total assets
Largest grants
RecipientAmount
SUMMIT CHARTER SCHOOL$366,666
SAFARI CLUB INTERNATIONAL FOUNDATION$125,000
WEATHERBY FOUNDATION$69,400
THE MAYO CLINIC$64,800
NSBA FOUNDATION$50,000
US FRIENDS OF UNITE BVI FOUNDATION$50,000
LONGORIA-HOSMER FOUNDATION$29,100
WILDLIFE MUSEUM OF ART$26,000
GUTIERREZ WILDLIFE CENTER$25,000
GEORGIA MUSEUM OF ART FUND FOR THE FUTURE$25,000
CLAYTON DABNEY FOUNDATION$15,000
UGA FOUNDATION$10,000
BATTLE GROUND ACADEMY$10,000
SCHNECK SCHOOL ANNUAL FUND$10,000
THE ANSLEY SCHOOL$10,000
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 (FY23–25) land where the poverty rate runs at 14%, against an area that typically sits at 10%. 73% of its dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%WEATHERBY FOUNDATION: $69k → 11%SCI FOUNDATION: $150k → 15%THE MAYO CLINIC: $200k → 9%US FRIENDS OF UNITE BVI FOUNDATION: $50k → 17%LONGORIA-HOSMER FOUNDATION: $37k → 10%CLAYTON DABNEY FOUNDATION: $15k → 14%SAFARI CLUB INTERNATIONAL FOUNDATION: $125k → 16%NATIONAL PARK FOUNDATION: $1k → 14%GUTIERREZ WILDLIFE CENTER: $25k → 13%VISAR VIA AFRAS: $10k → 8%COAST GUARD FOUNDATION: $1k → 9%BATTLE GROUND ACADEMY: $15k → 4%HIGHLANDS COMMUNITY FUND: $15k → 12%SUMMIT CHARTER SCHOOL: $367k → 18%HIGHLANDS-CASHIERS HEALTH FOUNDATION: $15k → 20%GEORGIA MUSEUM OF ART FUND FOR THE FUTURE: $25k → 8%HIGHLANDS PRESBYTERIAN CHURCH: $10k → 9%SHEPERD CENTER FOUNDATION: $100k → 13%UGA FOUNDATION: $10k → 27%NSBA FOUNDATION: $50k → 8%WILDLIFE MUSEUM OF ART: $26k → 5%WEATHERBY FOUNDATION: $42k → 11%SCI FOUNDATION: $100k → 15%THE MAYO CLINIC: $65k → 9%LONGORIA-HOSMER FOUNDATION: $29k → 10%SAFARI CLUB INTERNATIONAL FOUNDATION: $83k → 16%BATTLE GROUND ACADEMY: $12k → 4%HIGHLANDS-CASHIERS LAND TRUST: $15k → 12%SUMMIT CHARTER SCHOOL: $367k → 18%HIGHLANDS-CASHIERS HEALTH FOUNDATION: $10k → 20%GEORGIA MUSEUM OF ART FUND FOR THE FUTURE: $10k → 8%HIGHLANDS PRESBYTERIAN CHURCH: $3k → 9%HIGH MUSEUM OF ART: $5k → 13%UGA FOUNDATION: $5k → 27%NSBA FOUNDATION: $45k → 8%WEATHERBY FOUNDATION: $8k → 11%THE MAYO CLINIC: $50k → 9%BATTLE GROUND ACADEMY: $10k → 4%HIGHLANDS COMMUNITY FUND: $15k → 12%SUMMIT CHARTER SCHOOL: $100k → 18%GEORGIA MUSEUM OF ART FUND FOR THE FUTURE: $5k → 8%THE ANSLEY SCHOOL: $10k → 13%NSBA FOUNDATION: $20k → 8%THE ANSLEY SCHOOL: $10k → 13%SUSAN SCOTT MEMORIAL FUND: $14k → 8%THE ANSLEY SCHOOL: $6k → 13%SCHNECK SCHOOL ANNUAL FUND: $12k → 13%SCHNECK SCHOOL ANNUAL FUND: $10k → 13%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

MN
IL
WI
CT
AZ
TN
NC
DC
GA
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.
03Its grantees
repeat funding

Who it funds again

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

87%of every dollar goes to organizations it has funded before.
$1.8M · 14 repeat orgs$264k to everyone else

Grantees it renews have grown median revenue +16% since the first grant, against 0% for those funded once.

14 repeat relationships: 10 still active in FY2025, 4 since wound down; 5 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

14
8

Total granted

$1.8M
$147k

Median revenue growth · since first grant

+16%
0%

Still filing today

36%
63%

New vs renewed · share of each year

In FY2025, 86% of grant dollars renewed an existing relationship; $117k went to new ones.

50%100%’23’24’25
RenewedFirst-time

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

’23’24’25
EducationArts & CultureHealthAnimalsPhilanthropyEnvironmentOther
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

  • SC
    Summit Charter School
    3× · 2023–2025 · $833k · revenue +15%
  • SC
    SAFARI CLUB INTERNATIONAL FOUNDATION
    2× · 2024–2025 · $208k · revenue +16%
  • BG
    BATTLE GROUND ACADEMY
    3× · 2023–2025 · $37k · revenue +15%

Funded once

  • SC
    SHEPHERD CENTER FOUNDATION INC
    one grant, 2024 · $100k · revenue -142%
  • HL
    Highlands-Cashiers Land Trust Inc
    one grant, 2024 · $15k · revenue 0%
  • SS
    SUSAN SCOTT MEMORIAL FUND
    one grant, 2023 · $14k
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
Harvard Conservation Trust

To preserve the unique character and natural resources of harvard.

Environment
2
Glacier National Park Conservancy

The glacier national park conservancy works to preserve and protect glacier national park for future generations.

Recreation & Sports
3
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.

—
4
Ucsf Foundation Investment Company

The organization provides professional investment management services for endowed gifts and financial assets entrusted to the ucsf foundation.

Education
5
Witte Museum

The witte museum inspires people to shape the future of texas through transformative and relevant experiences in nature, science and culture.

Arts & Culture
6
Claremont Graduate University

Claremont Graduate University prepares individuals to be leaders for positive change in the world. Unique in its transdisciplinary approach, the University is dedicated to the creation, dissemination, and application of new knowledge and…

Education
7
Conservation Biology Institute

We are working to conserve the diversity of life on this planet through applied conservation research and education. we conduct research, alone or in collaboration with others, to actively seek creative new ways to address a wide range of…

Environment
8
South Carolina Aquarium

Our mission is to inspire conservation of the natural world by exhibiting and caring for animals, by excelling in education and research, and by providing an exceptional visitor experience.

Animals
9
Gaston Memorial Hospital Foundation Inc

To engage and inspire our community to support caromont health in providing compassionate, exceptional and highly reliable care.

Health
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
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
12
North Carolina Zoological Society Inc

To champion our zoo and its initiatives, wildlife and wild places, with an emphasis on the future.

Animals
How this is measured
The grantee most central to the portfolio’s shape is Shepherd Center Foundation Inc; the most unlike its peers is Summit Charter School. 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

13 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. 13 of the 28 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)
1
Early backer (in before they grew)
13/13
Grantees still filing
8/13
Grew since first funded

Where the money sits, by cause and then by grantee

Summit Charter School: $833,332 · EducationSummit Charter SchoolBATTLE GROUND ACADEMY: $37,000 · Education+1 more: $15,000 · EducationSCI FOUNDATION: $250,000 · OtherSCI FOUNDATIONWEATHERBY FOUNDATION: $118,900 · OtherWEATHERBY FOUNDATIONNSBA FOUNDATION: $115,000 · OtherNSBA FOUNDATIONLONGORIA-HOSMER FOUNDATION: $65,625 · OtherLONGORIA-HOSMER FOUNDATIONUS FRIENDS OF UNITE BVI FOUNDATION: $50,000 · OtherUS FRIENDS OF UNITE BVI FOUNDATIONGEORGIA MUSEUM OF ART FUND FOR THE FUTURE: $40,000 · OtherHIGHLANDS COMMUNITY FUND: $30,000 · Other+9 more: $127,323 · Other+9 moreMAYO CLINIC: $314,800 · HealthMAYO CLINICHighlands Cashiers Health Foundation Inc: $25,000 · HealthHighlands Cashie…SAFARI CLUB INTERNATIONAL FOUNDATION: $207,500 · AnimalsSAFARI CL…SHEPHERD CENTER FOUNDATION INC: $100,000 · PhilanthropyGUTIERREZ WILDLIFE CENTER: $25,000 · Arts & CultureROBERT W WOODRUFF ARTS CENTER INC: $5,000 · Arts & Culture+1 more: $1,000 · Arts & CultureHighlands-Cashiers Land Trust Inc: $15,000 · EnvironmentCOAST GUARD FOUNDATION INC: $1,000 · Public Benefit
Education$885,332Other$796,848Health$339,800Animals$207,500Philanthropy$100,000Arts & Culture$31,000Environment$15,000Public Benefit$1,000

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

25%50%75%100%$10M$100Mgrantee revenue →↑ funder's share of their budgetSummit Charter School: $833,332 over 3y, 8.6% of budgetMAYO CLINIC: $314,800 over 3y, 0.0% of budgetSAFARI CLUB INTERNATIONAL FOUNDATION: $207,500 over 2y, 0.7% of budgetBATTLE GROUND ACADEMY: $37,000 over 3y, 0.1% of budgetHighlands Cashiers Health Foundation Inc: $25,000 over 2y, 0.7% of budgetHighlands-Cashiers Land Trust Inc: $15,000 over 1y, 0.9% of budgetTHE UNIVERSITY OF GEORGIA FOUNDATION: $15,000 over 2y, 0.0% of budgetROBERT W WOODRUFF ARTS CENTER INC: $5,000 over 1y, 0.0% of budgetCOAST GUARD FOUNDATION INC: $1,000 over 1y, 0.0% of budgetBuffalo Bill Memorial Association: $1,000 over 1y, 0.0% of budgetNATIONAL PARK FOUNDATION: $1,000 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 Summit Charter School ↗
  • Who funds MAYO CLINIC ↗
  • Who funds SAFARI CLUB INTERNATIONAL FOUNDATION ↗
  • Who funds SHEPHERD CENTER FOUNDATION INC ↗
  • Who funds BATTLE GROUND ACADEMY ↗
  • Who funds Highlands Cashiers Health Foundation Inc ↗
  • Who funds GUTIERREZ WILDLIFE CENTER ↗
  • Who funds Highlands-Cashiers Land Trust Inc ↗
  • Who funds THE UNIVERSITY OF GEORGIA FOUNDATION ↗
  • Who funds ROBERT W WOODRUFF ARTS CENTER INC ↗
  • Who funds COAST GUARD FOUNDATION INC ↗
  • Who funds Buffalo Bill Memorial Association ↗
  • Who funds NATIONAL PARK FOUNDATION ↗

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.

Gs Donor Advised Philanthropy Fund for Wealth Management IncNY11.6× affinity4 shared granteesties to 4 of 4Hover any node to trace its alignments.Compare side by side →

Open a dossier: Gs Donor Advised Philanthropy Fund for Wealth Management Inc · Vanguard Charitable Endowment Program · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund · 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 The Ann and Buck Woodruff Family Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from The Ann and Buck Woodruff Family Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%1%3%6%10%funder's share of their income ↑0%3%5%8%10%share of the org’s income from government →
    no gov moneyreceives it· size = income
    1get no government money at all
    0rely on government for over half their income
    ⤢ axis zoomed · 0–10%
    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.

    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 28 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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