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Plinth

· Private foundation

William W and Marilyn a Weil Foundation Charitable Trust

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.

$20k
Granted FY2024still arriving
12
Grants FY2024still arriving
5
States reached
$6k
Largest
01What you fund
01

What you funded, over time

By grantee IRS cause code (NTEE).

A cause breakdown isn’t shown here: 81% of WILLIAM W AND MARILYN A WEIL FOUNDATION CHARITABLE TRUST’s grantee dollars fall outside its nine largest cause areas, whether because the recipient carries no IRS cause code or because its cause sits in the long tail. A chart would be mostly one residual band and misrepresent the portfolio.

02FY2024 · 12 grants

Where the money goes

Your grants by size, and where they go.

$1,000
Median grant
5
States reached
$279k
Total assets
Largest grants
RecipientAmount
Individual grant recipient$6,000
SHEPHERD OF THE HILLS$2,250
JUDICIAL WATCH$2,200
GARY SINISE FOUNDATION$2,000
SUMMIT COUNTY$1,200
METRO CARING$1,000
SALVATION ARMY$1,000
Individual grant recipient$1,000
ARCHBISHOPS$1,000
THE CATHOLIC FOUNDATION$1,000
THEATRE SILCO$700
NORTH TAMA DOLLARS FOR SCHOLARS$500
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:

Your human-services grants (FY20–23, $3k) land where the poverty rate runs at 12%, against an area that typically sits at 9%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of your grants land in higher-need ZIPs.

area typical 9%CATHOLIC CHARITIES OF DENVER: $1k → 12%CATHOLIC CHARITIES OF DENVER: $1k → 12%CATHOLIC CHARITIES OF DENVER: $500 → 12%CATHOLIC CHARITIES OF DENVER: $200 → 12%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.
$50k · 16 repeat orgs$19k to everyone else

And the relationships you keep tend to grow: grantees you re-up on have seen median revenue of +46% since the first grant, against -28% for the ones you funded once.

16 repeat relationships — 5 still active in FY2024, 11 since wound down; 7 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

16
9

Total granted

$50k
$6k

Median revenue growth · since first grant

+46%
-28%

Still filing today

38%
11%

New vs renewed · share of each year

In FY2024, 34% of grant dollars renewed an existing relationship; $13k went to new ones.

50%100%’17’19’20’21’22’23’24
RenewedFirst-time

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

’17’19’20’21’22’23’24
Public BenefitArts & CultureHuman ServicesPhilanthropyOther

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

  • RI
    Rose-Hulman Institute of Technology
    4× · 2017–2023 · $12k · revenue +65%
  • JUDICIAL WATCH INC
    4× · 2020–2024 · $4k · revenue +16%
  • MC
    METRO CARING
    4× · 2021–2024 · $4k · revenue +46%

Funded once

  • TI
    The Independence Fund Inc
    one grant, 2022 · $2k · revenue -28%
  • AC
    ARCHBISHOP'S CATHOLIC APPEAL
    one grant, 2022 · $1k
  • SJ
    SAINT JOAN OF ARC CATHOLIC CHURCH
    one grant, 2023 · $1k

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
Colorado Gives Foundation

We connect people, ideas, and nonprofits to make good happen. our vision is that all of jeffco is thriving.

Philanthropy
2
Summit Community Care Clinic Inc

Provide exceptional, integrated, patient-centered health care services designed to meet the needs of all patients, particularly those who experience barriers to accessing care, regardless of their ability to pay.

Health
3
Santa Fe Community Foundation

The santa fe community foundation inspires philanthropic generosity, strengthens nonprofits, and fosters positive change to build a more vibrant, healthy, and resilient region. the foundation's vision is a thriving northern new mexico,…

Philanthropy
4
The San Diego Foundation

The san diego foundation inspires enduring philanthropy and enables community solutions to improve the quality of life in our region.

Philanthropy
5
Arizona Community Foundation

To lead, serve and collaborate to mobilize enduring philanthropy for a better arizona.

Philanthropy
6
Habitat for Humanity of Metro Denver Inc

Seeking to put god's love into action, habitat for humanity brings people together to build homes, communities and hope.

7
Colorado Legal Services

To provide meaningful access to high quality, civil legal services in the pursuit of justice for as many low income persons and members of vulnerable populations throughout colorado as possible.

Crime & Legal
8
Community Foundation Santa Cruz County

To promote philanthropy to make santa cruz county a better place to live, now and in the future.we bring together people, ideas, and resources to inspire philanthropy and accomplish great things.

Philanthropy
9
Colorado Museum of Natural History

Be a catalyst! Ignite our community's passion for nature and science.

Arts & Culture
10
Union Health System

To serve our communities by provding innovative and compassionate healthcare.

Health
11
Colorado Fiscal Institute

To provide timely, credible and accessible analyses of fiscal and economic issues facing colorado to inform public policy debates and promote economic prosperity

Community Improvement
12
The Vermont Community Foundation

The vermont community foundation helps to build philanthropic resources to sustain healthy and vital vermont communities. the foundation connects and mobilizes people through giving to multiply the impact of philanthropy.

Philanthropy

For reference, the grantee most central to the portfolio’s shape is The Summit Foundation and the most unlike its peers is Summit County Rescue Group 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

10 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. 10 of the 34 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)
1
Early backer (in before they grew)
10/10
Grantees still filing
8/10
Grew since you first funded

Where your money sits — by cause, then by grantee

Rose-Hulman Institute of Technology — $12,316 · OtherRose-Hulman Institute of TechnologyTHE WAREHOUSE — $6,900 · OtherTHE WAREHOUSEIndividual grant recipient — $6,000 · OtherIndividual grant recipientMETRO CARING — $4,000 · OtherMETRO CARINGAPPLEWOOD VALLEY UNITED METHODIST CHURCH — $3,400 · OtherAPPLEWOOD VALLEY UNITED METHODIST CHURCHSHEPHERD OF THE HILLS PRESBYTERIAN — $3,400 · OtherSHEPHERD OF THE HILLS PRESBYTERIANSALVATION ARMY — $2,500 · OtherSHEPHERD OF THE HILLS — $2,250 · OtherST PAUL CHURCH — $2,000 · Other+18 more — $13,975 · Other+18 moreJUDICIAL WATCH INC — $4,100 · Public BenefitJUDICIAL …The Independence Fund Inc — $2,000 · Public BenefitThe Indep…GARY SINISE FOUNDATION — $3,000 · PhilanthropyCOMMUNITY FOUNDATION OF NORTHERN COLORADO — $600 · Philanthropy+1 more — $100 · PhilanthropyCATHOLIC CHARITIES & COMMUNITY SERV OF THE ARCHDIOCESE OF DENVER — $2,700 · Human ServicesLAKE DILLON FOUNDATION FOR THE PERFORMING ARTS DBA THEATRE SILCO — $700 · Arts & Culture
Other$56,741Public Benefit$6,100Philanthropy$3,700Human Services$2,700Arts & Culture$700

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

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ your share of their budgetRose-Hulman Institute of Technology — $12,316 over 4y, 0.0% of budgetJUDICIAL WATCH INC — $4,100 over 4y, 0.0% of budgetMETRO CARING — $4,000 over 4y, 0.0% of budgetGARY SINISE FOUNDATION — $3,000 over 2y, 0.0% of budgetCATHOLIC CHARITIES & COMMUNITY SERV OF THE ARCHDIOCESE OF DENVER — $2,700 over 4y, 0.0% of budgetThe Independence Fund Inc — $2,000 over 1y, 0.0% of budgetSUMMIT COUNTY RESCUE GROUP INC — $1,600 over 2y, 0.2% of budgetLAKE DILLON FOUNDATION FOR THE PERFORMING ARTS DBA THEATRE SILCO — $700 over 1y, 0.0% of budgetCOMMUNITY FOUNDATION OF NORTHERN COLORADO — $600 over 1y, 0.0% of budgetTHE SUMMIT FOUNDATION — $100 over 2y, 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.

  • Who funds Rose-Hulman Institute of Technology
  • Who funds JUDICIAL WATCH INC
  • Who funds METRO CARING
  • Who funds GARY SINISE FOUNDATION
  • Who funds CATHOLIC CHARITIES & COMMUNITY SERV OF THE ARCHDIOCESE OF DENVER
  • Who funds The Independence Fund Inc
  • Who funds SUMMIT COUNTY RESCUE GROUP INC
  • Who funds LAKE DILLON FOUNDATION FOR THE PERFORMING ARTS DBA THEATRE SILCO
  • Who funds COMMUNITY FOUNDATION OF NORTHERN COLORADO
  • Who funds THE SUMMIT FOUNDATION

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.

Donor Advised Charitable Giving IncCO6.5× affinity4 shared granteesties to 1 of 1Hover any node to trace its alignments.Compare side by side →

Open a dossier: Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund

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 William W and Marilyn a Weil Foundation Charitable Trust 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%1%3%4%5%share of the org’s income from government
    no gov moneyreceives it· size = income
    0get no government money at all
    5report 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, 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 34 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

    More from the funding graph