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Missouri · Private foundation

The William Gerald Willett Charitable 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.

$665k
Granted FY2025(still arriving)
18
Grants FY2025
16
Organizations funded FY2024
25%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$25,000
Largest grant, FY2025
$100,000
Organizations funded a year
3 to 16
FY2018 to FY2024
States reached, FY2025
8
Total assets, FY2025
$3.9M
Applications
Preselected organizations only
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 25% of the organizations The William Gerald Willett Charitable Foundation funded were first-time grantees, receiving 21% of its grant dollars.

New vs renewed · share of each year

In FY2024, 79% of grant dollars renewed an existing relationship; $125k went to new ones.

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

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

’18’19’20’21’22’23’24
AnimalsHealthHuman ServicesPhilanthropyHousing & ShelterPublic BenefitOther
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.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2025still arriving18$665k33%
FY202416$599k25%
FY202313$444k15%
FY202213$433k8%
FY202116$430k31%
FY202014$444k64%
FY20199$52k89%
FY20183$270k67%
100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2024.

Health$1.2MEducation$876kAnimals$474kFood & Nutrition$140kHuman Services$120kInternational$75kCrime & Legal$34kReligion$10kOther$0

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

IL
NY
MO
KY
VA
MD
AZ
TN
DC
GA

Top grantees

Largest recipients by total granted, FY2017 to FY2025, and the share of each one’s budget the grants supplied at peak.

Show all 31 grantees

What it could do for these grantees

Plus 8 recipients with no EIN on record ($1.0M), not named here.

Where it is load-bearing

Each grantee by its size and the share of its budget The William Gerald Willett Charitable Foundation supplied at peak.

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetThe Ovarian Cancer Research Fund Inc: $362,100 over 7y, 0.7% of budgetLewy Body Dementia Association Inc: $360,075 over 7y, 2.0% of budgetHumane Society of Missouri: $267,526 over 7y, 0.2% of budgetStray Rescue of St Louis: $190,071 over 7y, 0.6% of budgetSt Louis Children's Hospital Foundation: $185,270 over 5y, 0.2% of budgetMake-A-Wish Foundation of Missouri and Kansas: $177,630 over 6y, 0.6% of budgetChildren's National: $175,000 over 4y, 7.0% of budgetSt Jude Children's Research Hospital Inc: $145,000 over 5y, 0.0% of budgetShare Our Strength: $130,000 over 6y, 0.0% of budgetLydia's House Inc: $95,000 over 5y, 1.2% of budgetDogs For Our Brave Inc: $55,000 over 3y, 2.6% of budgetRonald McDonald House Charities of St Louis: $50,000 over 2y, 0.3% of budgetGlobalgiving Foundation Inc: $50,000 over 1y, 0.1% of budgetTree House of Greater St Louis: $47,500 over 3y, 2.5% of budgetCovenant House Missouri: $40,000 over 3y, 0.5% of budgetThe Child Advocacy Center of Northeast Missouri Inc: $33,800 over 2y, 1.6% of budgetThe Michael J Fox Foundation for Parkinson's Research: $25,000 over 1y, 0.0% of budgetThe Mission Continues: $25,000 over 1y, 0.6% of budgetMake-A-Wish Foundation of America: $25,000 over 1y, 0.0% of budgetDuo Dogs Inc: $20,000 over 1y, 0.8% of budgetThe Fallen Sparrow Foundation Inc: $10,000 over 1y, 7.7% of budgetEven Chance St Louis: $10,000 over 2y, 11% of budgetMissouri Forget-Me-Not Horse Rescue Sanctuary: $5,000 over 1y, 0.2% of budgetFancy Cats Rescue Team Inc: $665 over 1y, 0.1% of budgetHomeward Trails Animal Rescue Inc: $500 over 1y, 0.0% of budgetAlbany Humane Society Inc: $475 over 1y, 0.1% of budgetLost Dog Rescue Foundation: $200 over 1y, 0.0% of budgetColumbia Second Chance: $50 over 1y, 0.0% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 28.

Nonprofits that may fit its grantmaking

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.

St Louis Community FoundationMO19.7× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: St Louis Community Foundation · St Louis Community Foundation Inc · Employees Community Fund of the Boeing Company · Greater Good Charities · Sandberg Phoenix & Von Gontard Charitable Foundation Inc · Pott Foundation · The Blackbaud Giving Fund · World Wide Technology Foundation · Commerce Bancshares Foundation · The Pfizer Foundation Inc · Enterprise Holdings Foundation · Mightycause Charitable 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.

Compare The William Gerald Willett Charitable Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to The William Gerald Willett Charitable Foundation?

Find your warmest path to The William Gerald Willett Charitable 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.

About The William Gerald Willett Charitable Foundation

How much does The William Gerald Willett Charitable Foundation give?
The William Gerald Willett Charitable Foundation reported 18 grants totaling $665,010 in its FY2025 IRS filing. It funded between 3 and 16 organizations a year over FY2018 to FY2024.
What does The William Gerald Willett Charitable Foundation fund?
By grant dollars over FY2017 to FY2025, its largest causes are Health (40%), Education (30%), Animals (16%).
Who are The William Gerald Willett Charitable Foundation's largest grantees?
By total granted over FY2017 to FY2025: The Ovarian Cancer Research Fund Inc ($362k), Lewy Body Dementia Association Inc ($360k), Humane Society of Missouri ($268k).
Does The William Gerald Willett Charitable Foundation fund new organizations?
In FY2024, 25% of the organizations it funded were first-time grantees.
Does The William Gerald Willett Charitable Foundation accept unsolicited applications?
Its most recent filing reports that it funds preselected organizations and does not take unsolicited requests. Check the foundation's own site before ruling it out.
Which funders back the same organizations as The William Gerald Willett Charitable Foundation?
Its strongest co-funders, measured against what their size predicts, include St Louis Community Foundation, St Louis Community Foundation Inc, Employees Community Fund of the Boeing Company.
Where is The William Gerald Willett Charitable Foundation based?
The William Gerald Willett Charitable Foundation is based in MO.

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 39 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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