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Plinth

· Private foundation

The Caldwell 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.

$19k
Granted FY2024still arriving
6
Grants FY2024still arriving
3
States reached
$11k
Largest
01What you fund
0198% classified

What you funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year — across FY20182024.

Animals$49kEnvironment$2kHealth$1kFood & Nutrition$457Other$0
02FY2024 · 6 grants

Where the money goes

Your grants by size, and where they go.

By grant size · FY2024

  • Under $10k5 grants · $8k
  • $10k–50k1 grant · $11k
$2,500
Median grant
3
States reached
$116M
Total assets
Largest grants
RecipientAmount
CALDWELL ZOO INC$11,000
INTERNATIONAL ELEPHANT FOUNDATION$2,500
CHEETAH CONSERVATION$2,500
Individual grant recipient$1,200
INTERNATIONAL RHINO FOUNDATION$1,000
DALLAS ZOOLOGICAL SOCIETY$1,000
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:

Dollar for dollar, your grants (FY18–24) land where the poverty rate runs at 11%, against an area that typically sits at 9%. 62% of your dollars go to grantees based in above-average-need neighborhoods. Most of your grants land in higher-need ZIPs.

area typical 9%NORTHERN JAGUAR PROJECT: $1k → 15%INTERNATIONAL RHINO FOUNDATION: $1k → 11%HOSPICE OF EAST TEXAS: $1k → 12%DALLAS ZOOLOGICAL SOCIETY: $1k → 14%LION GUARDIANS: $1k → 14%CHEYENNE MOUNTAIN ZOOLOGICAL SOCIET: $100 → 9%GIRAFFE CONSERVATION FOUNDATION: $650 → 17%CHEETAH CONSERVATION: $3k → 9%ASSOCIATION OF ZOOS AND AQUARIUMS: $1k → 8%NORTHERN JAGUAR PROJECT: $500 → 15%INTERNATIONAL RHINO FOUNDATION: $1k → 11%EAST TEXAS FOOD BANK: $457 → 12%DALLAS ZOOLOGICAL SOCIETY: $1k → 14%LION GUARDIANS: $500 → 14%GIRAFFE CONSERVATION FOUNDATION: $500 → 17%CHEETAH CONSERVATION: $2k → 9%NORTHERN JAGUAR PROJECT: $500 → 15%INTERNATIONAL RHINO FOUNDATION: $1k → 11%DALLAS ZOOLOGICAL SOCIETY: $1k → 14%LION GUARDIANS: $344 → 14%GIRAFFE CONSERVATION FOUNDATION: $350 → 17%CHEETAH CONSERVATION: $1k → 9%INTERNATIONAL RHINO FOUNDATION: $1k → 11%DALLAS ZOOLOGICAL SOCIETY: $500 → 14%CHEETAH CONSERVATION: $1k → 9%INTERNATIONAL RHINO FOUNDATION: $1k → 11%SAVE GIRAFFES NOW: $500 → 14%CHEETAH CONSERVATION: $1k → 9%INTERNATIONAL RHINO FOUNDATION: $500 → 11%CHEETAH CONSERVATION: $1k → 9%INTERNATIONAL RHINO FOUNDATION: $500 → 11%CHEETAH CONSERVATION: $1k → 9%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.

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.

73%of every dollar goes to organizations you’ve funded before.
$39k · 7 repeat orgs$14k to everyone else

7 repeat relationships — 5 still active in FY2024, 2 since wound down; 1 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

7
5

Total granted

$39k
$3k

Median revenue growth · since first grant

+73%
+94%

Still filing today

71%
80%

New vs renewed · share of each year

In FY2024, 43% of grant dollars renewed an existing relationship; $11k went to new ones.

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

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

  • IE
    INTERNATIONAL ELEPHANT FOUNDATION
    7× · 2018–2024 · $15k · revenue +73%
  • Cheetah Conservation Fund
    7× · 2018–2024 · $9k · revenue +135%
  • TI
    THE INTERNATIONAL RHINO FOUNDATION
    7× · 2018–2024 · $6k · revenue +10%

Funded once

  • AA
    AMERICAN ASSOCIATION OF ZOOLOGICAL PARKS AND AQUARIUMS INCgraduated
    one grant, 2020 · $1k · revenue +109%
  • HO
    HOSPICE OF EAST TEXAS
    one grant, 2020 · $1k · revenue +18%
  • SG
    SAVE GIRAFFES NOWgraduated
    one grant, 2022 · $500 · revenue +94%

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
Wildlife Sos

Protecting india's precious wildlife from poaching, habitat loss, and human exploitation since 1995.

Animals
2
Rainforest Trust

Rainforest trust saves endangered wildlife and protects our planet by creating rainforest reserves through partnerships, community engagement, and donor support.

International
3
International Primate Protection League

Protecting the world's remaining primates by monitoring and exposing illegal trade, supporting a worldwide network of overseas sanctuaries and ngo's, publicising the plight of abused primates, and operating a sanctuary for resued gibbons.

Animals
4
Dian Fossey Gorilla Fund International Inc

The Fossey Fund is dedicated to the conservation and study of gorillas in Africa through a successful, people-centered approach: 1) Providing daily protection to gorillas, 2) Scientific research providing critical data on gorillas and…

5
Zambia Carnivore Programme

To safeguard large carnivores, their prey, and habitat in zambia through applied research, conservation, and education.

Animals
6
Sos Rhino
Animals
7
Zoological Society of Pittsburgh

The zoological society of pittsburgh is dedicated to being a leader in, and significant contributor to, the conservation of endangered and threatened species. the society provides an enjoyable family experience that fosters understanding,…

Animals
8
Red River Zoological Society

As conservation leaders, the red river zoo connects our community to nature and inspires people to help save species.

Animals
9
Conservation Farms & Ranches

Preserving and enhancing the habitat of wildlife, such as sandhill cranes, waterfowl, raptors, which habitat expenses are supported by agricultural activities.

Housing & Shelter
10
Panthera Corporation

Panthera's mission is the conservation of the world's 40 wild cat species, many of which are endangered or threatened. panthera develops, implements and oversees wild cat conservation strategies on a global scale.

Animals
11
Naples Zoo Inc

Naples zoo is accredited by the american zoo & aquarium association (aza) and has numerous animal exhibits placed on its 45-acre site. (continued on schedule o)each exhibit is unique and designed to simulate typical conditions for the…

Animals
12
Wildlife Conservation Society

The wildlife conservation society (wcs) saves wildlife and wild places worldwide through science, conservation action, education, and inspiring people to value nature.

Animals

For reference, the grantee most central to the portfolio’s shape is Cheyenne Mountain Zoological Society and the most unlike its peers is Hospice of East Texas. 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

9 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. 9 of the 13 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.

0
Load-bearing (≥25% of a budget)
3
Early backer (in before they grew)
9/9
Grantees still filing
9/9
Grew since you first funded

Where your money sits — by cause, then by grantee

INTERNATIONAL ELEPHANT FOUNDATION — $14,500 · AnimalsINTERNATIONAL ELEPHANT FOUNDATIONCheetah Conservation Fund — $9,000 · AnimalsCheetah Conservation FundTHE INTERNATIONAL RHINO FOUNDATION — $6,000 · AnimalsTHE INTERNATIONAL RHINO FOUNDATIONDALLAS ZOOLOGICAL SOCIETY — $3,500 · AnimalsDALLAS ZOOLOGICAL SOCIETYNORTHERN JAGUAR PROJECT — $2,000 · AnimalsNORTHERN JAGUAR PROJECT+3 more — $1,756 · AnimalsCALDWELL ZOO INC — $11,000 · OtherCALDWELL ZOO INCIndividual grant recipient — $2,044 · OtherIndividual grant recipientGIRAFFE CONSERVATION FOUNDATION — $1,500 · OtherGIRAFFE CONSERVATION FOUNDATIONHOSPICE OF EAST TEXAS — $1,000 · OtherHOSPICE OF EAST TEXAS+1 more — $457 · Other
Animals$36,756Other$16,001

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

25%50%75%100%$10Mgrantee revenue →↑ your share of their budgetINTERNATIONAL ELEPHANT FOUNDATION — $14,500 over 7y, 0.3% of budgetCheetah Conservation Fund — $9,000 over 7y, 0.0% of budgetTHE INTERNATIONAL RHINO FOUNDATION — $6,000 over 7y, 0.0% of budgetDALLAS ZOOLOGICAL SOCIETY — $3,500 over 4y, 0.0% of budgetNORTHERN JAGUAR PROJECT — $2,000 over 3y, 0.2% of budgetAMERICAN ASSOCIATION OF ZOOLOGICAL PARKS AND AQUARIUMS INC — $1,156 over 1y, 0.0% of budgetHOSPICE OF EAST TEXAS — $1,000 over 1y, 0.0% of budgetSAVE GIRAFFES NOW — $500 over 1y, 0.1% of budgetCHEYENNE MOUNTAIN ZOOLOGICAL SOCIETY — $100 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.

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.

Utah Zoological SocietyUT13.6× affinity4 shared granteesties to 9 of 9Hover any node to trace its alignments.Compare side by side →

Open a dossier: Utah Zoological Society · Houston Zoo Inc · National Philanthropic Trust · The Bank of America Charitable Foundation Inc · Network for Good · Vanguard Charitable Endowment Program · Fidelity Investments Charitable Gift Fund · Donor Advised Charitable Giving Inc · American Online Giving Foundation Inc · Amazonsmile Foundation

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 The Caldwell 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%0%1%3%5%your share of their income ↑0%25%50%75%100%share of the org’s 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
    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 13 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

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