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Texas · Private foundation

Kate Marmion Charitable Foundation

Its FY2025 filing reports that it accepted unsolicited grant applications.

$34M
Granted FY2025(still arriving)
42
Grants FY2025
13
Organizations funded FY2024
46%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$150,000
Largest grant, FY2025
$15,000,000
Organizations funded a year
2 to 13
FY2018 to FY2024
States reached, FY2025
2
Total assets, FY2025
$663M
Applications
Takes unsolicited applications
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 46% of the organizations Kate Marmion Charitable Foundation funded were first-time grantees, receiving 59% of its grant dollars.

New vs renewed · share of each year

In FY2024, 41% of grant dollars renewed an existing relationship; $1.5M went to new ones.

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

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

’19’20’21’22’23’24
EducationCommunity ImprovementHuman ServicesArts & CultureAnimalsHealthOther
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 arriving41$34M71%
FY202413$2.5M46%
FY20235$455k40%
FY20228$1.1M88%
FY20219$248k11%
FY202013$217k69%
FY20198$278k75%
FY20182$169kn/a
99% classified

What it funded, over time

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

Community Improvement$24MEducation$4.3MHealth$3.6MArts & Culture$3.2MPhilanthropy$1.1MYouth Development$863kRecreation & Sports$827kAnimals$659kOther$0

Top grantees

Largest recipients by total granted, FY2018 to FY2025, and the share of each one’s budget the grants supplied at peak.

GranteeTotal grantedYearsShare of their budget
El Progreso Library$2,626,000279%
National Western Art Foundation Briscoe Western Art Museum$2,525,000218%
Christus Children's Foundation$2,000,00019%
Uvalde Memorial Hospital Auxiliary$1,000,0002n/a
The Onestar Foundation$500,00015%
Remember the Alamo Foundation$500,0001n/a
Briscoe Animal Resource Center of Uvalde$385,00048%
Humanities Texas$375,00017%
Boys and Girls Club of Laredo Inc$370,000219%
Kaboom Inc$366,67112%
Show all 33 grantees
All grantees of Kate Marmion Charitable Foundation by total granted
GranteeTotal grantedYearsShare of their budget
El Progreso Library$2,626,000279%
National Western Art Foundation Briscoe Western Art Museum$2,525,000218%
Christus Children's Foundation$2,000,00019%
Uvalde Memorial Hospital Auxiliary$1,000,0002n/a
The Onestar Foundation$500,00015%
Remember the Alamo Foundation$500,0001n/a
Briscoe Animal Resource Center of Uvalde$385,00048%
Humanities Texas$375,00017%
Boys and Girls Club of Laredo Inc$370,000219%
Kaboom Inc$366,67112%
Alamo Colleges Foundation Inc$300,00011%
San Antonio Sports Foundation$200,00014%
San Antonio Zoological Society$200,0001n/a
UVALDE HEALTHCARE FOUNDATION dba KATE MARMION RIDES TO RADIATION$170,000243%
Girl Scouts of Southwest Texas Inc$160,00021%
Stars Scholarship Fund$150,000113%
Avance Inc$150,0001n/a
Uvalde Classical Academy$120,000212%
Uvalde County Hospital Authority Uvalde Memorial Hospital$115,0002n/a
St Philips Episcopal School$105,9495n/a
South Texas Food Bank$70,00030%
San Antonio Food Bank$65,00030%
Arthur Nagel Community Clinic Inc$50,00013%
St Henry de Osso Family Project$50,000330%
Uvalde Good Egg Enterprises Inc$45,0002n/a
Boys & Girls Club of San Antonio$30,00011%
Dimmit Regional Hospital$25,00010%
The Univ of Tx Health Science Ctr of Sa$25,0001n/a
Baylor University$20,00010%
The Doyle School Community Center$15,00012%
Uvalde Cisd Education Foundation$10,00015%
Alamo Public Telecommunications Council Doing Business as Klrn$10,00010%
Uvalde Volunteer Fire Department$8,00028%

What it could do for these grantees

Plus 29 recipients with no EIN on record ($26M), not named here.

Where it is load-bearing

Kate Marmion Charitable Foundation supplied at least a quarter of the budget for 3 of its grantees at some point. The chart plots its 25 largest grantees; load-bearing ones sit top left.

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetEl Progreso Library: $2,626,000 over 2y, 79% of budgetNational Western Art Foundation Briscoe Western Art Museum: $2,525,000 over 2y, 18% of budgetChristus Children's Foundation: $2,000,000 over 1y, 8.9% of budgetThe Onestar Foundation: $500,000 over 1y, 4.6% of budgetBriscoe Animal Resource Center of Uvalde: $385,000 over 4y, 8.0% of budgetHumanities Texas: $375,000 over 1y, 7.2% of budgetBoys and Girls Club of Laredo Inc: $370,000 over 2y, 19% of budgetKaboom Inc: $366,671 over 1y, 1.7% of budgetAlamo Colleges Foundation Inc: $300,000 over 1y, 1.2% of budgetSan Antonio Sports Foundation: $200,000 over 1y, 4.3% of budgetUVALDE HEALTHCARE FOUNDATION dba KATE MARMION RIDES TO RADIATION: $170,000 over 2y, 43% of budgetGirl Scouts of Southwest Texas Inc: $160,000 over 2y, 1.5% of budgetStars Scholarship Fund: $150,000 over 1y, 13% of budgetUvalde Classical Academy: $120,000 over 2y, 12% of budgetSouth Texas Food Bank: $70,000 over 3y, 0.1% of budgetSan Antonio Food Bank: $65,000 over 3y, 0.0% of budgetArthur Nagel Community Clinic Inc: $50,000 over 1y, 3.0% of budgetSt Henry de Osso Family Project: $50,000 over 3y, 30% of budgetBoys & Girls Club of San Antonio: $30,000 over 1y, 0.5% of budgetDimmit Regional Hospital: $25,000 over 1y, 0.1% of budgetBaylor University: $20,000 over 1y, 0.0% of budgetThe Doyle School Community Center: $15,000 over 1y, 2.0% of budgetUvalde Cisd Education Foundation: $10,000 over 1y, 5.0% of budgetAlamo Public Telecommunications Council Doing Business as Klrn: $10,000 over 1y, 0.1% of budgetUvalde Volunteer Fire Department: $8,000 over 2y, 7.8% 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 25.

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.

Betty Stieren Kelso FoundationTX24.1× affinity9 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Betty Stieren Kelso Foundation · Nancy Smith Hurd Foundation · Pryor Myra Stafford Char Tr F0030100 · Faye L & William L Cowden Charitable Foundation · United Way of San Antonio and Bexar County · Greater Houston Community Foundation · San Antonio Area Foundation · The Texas Cavaliers Charitable Foundation · Elizabeth Huth Coates Charitable Foundation of 1992 · Harvey E Najim Charitable Foundation · San Antonio Food Bank · The Brown Foundation 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.

Compare Kate Marmion Charitable Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to Kate Marmion Charitable Foundation?

Find your warmest path to Kate Marmion 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 Kate Marmion Charitable Foundation

How much does Kate Marmion Charitable Foundation give?
Kate Marmion Charitable Foundation reported 42 grants totaling $34,186,871 in its FY2025 IRS filing. It funded between 2 and 13 organizations a year over FY2018 to FY2024.
What does Kate Marmion Charitable Foundation fund?
By grant dollars over FY2018 to FY2025, its largest causes are Community Improvement (61%), Education (11%), Health (9%).
Who are Kate Marmion Charitable Foundation's largest grantees?
By total granted over FY2018 to FY2025: El Progreso Library ($2.6M), National Western Art Foundation Briscoe Western Art Museum ($2.5M), Christus Children's Foundation ($2.0M).
Does Kate Marmion Charitable Foundation fund new organizations?
In FY2024, 46% of the organizations it funded were first-time grantees.
Does Kate Marmion Charitable Foundation accept unsolicited applications?
Its most recent filing reports that it accepts unsolicited grant applications.
Which funders back the same organizations as Kate Marmion Charitable Foundation?
Its strongest co-funders, measured against what their size predicts, include Betty Stieren Kelso Foundation, Nancy Smith Hurd Foundation, Pryor Myra Stafford Char Tr F0030100.
Where is Kate Marmion Charitable Foundation based?
Kate Marmion Charitable Foundation is based in TX.

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 62 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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