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· Public charity

The David Maus Foundation Inc

The mission of the david maus foundation is to provide support for charities dedicated to improving the quality of life for children with life-threatening illnesses and their families through annual fundraising efforts.

$274k
Granted FY2025still arriving
8
Grants FY2025still arriving
2
States reached
$65k
Largest
01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Health$1.3MHuman Services$329kEducation$210kPhilanthropy$67kYouth Development$20kRecreation & Sports$6k
02FY2025 · 8 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k1 grant · $6k
  • $10k–50k4 grants · $100k
  • $50k–250k3 grants · $165k
$40,000
Median grant
2
States reached
$451k
Total assets
Largest grants
RecipientAmount
Beat Childhood Cancer Foundation$65,000
Special Operations Warrior Foundation$50,000
Louis John Piniella Foundation$50,000
Ronald McDonald House of Tampa$40,000
Leavitt Family Foundation$40,000
Elevate Tampa Bay Inc$10,000
Quantum Leap Farm$10,000
Rockin With The Seals$6,000
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:

Its human-services grants (FY21–23, $125k) land where the poverty rate runs at 13%, against an area that typically sits at 10%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%NEW LIFE WAREHOUSE INC: $50k → 13%New Life Warehouse Inc: $45k → 13%New Life Warehouse Inc: $30k → 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.
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.

95%of every dollar goes to organizations it has funded before.
$1.8M · 11 repeat orgs$102k to everyone else

Grantees it renews have grown median revenue +50% since the first grant, against +31% for those funded once.

11 repeat relationships: 8 still active in FY2025, 3 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

11
4

Total granted

$1.8M
$102k

Median revenue growth · since first grant

+50%
+31%

Still filing today

82%
50%

New vs renewed · share of each year

In FY2025, 100% of grant dollars renewed an existing relationship; $0 went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

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

’17’18’19’20’21’22’23’24’25
HealthPhilanthropyEducationPublic BenefitHuman ServicesYouth DevelopmentOther
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

  • RM
    RONALD MCDONALD HOUSE CHARITIES OF TAMPA BAY INC
    9× · 2017–2025 · $490k · revenue +164%
  • SO
    SPECIAL OPERATIONS WARRIOR FOUNDATION
    4× · 2022–2025 · $210k · revenue +253%
  • RM
    Ronald McDonald House Charities of Central Florida Inc
    4× · 2017–2020 · $170k · revenue +118%

Funded once

  • LF
    LEAVITT FAMILY FOUNDATION
    one grant, 2017 · $50k
  • SJ
    St Joseph's Hospital Incgraduated
    one grant, 2021 · $25k · revenue +31%
  • LC
    Lokey Charities Inc
    one grant, 2021 · $17k · revenue -2%
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
Ronald Mcdonald House Charities of Oregon and Southwest Washington

The organization provides a "home away from home" to families with seriously ill children, and supports initiatives to improve pediatric health.

Health
2
Children's Hospital Corporation

Provider of pediatric healthcare, education, research & community service

Health
3
Nicklaus Children's Health Care Foundation

To provide access to world-class health care for all children and support innovative programs focused on diagnosis, treatment and prevention of childhood illness.

Philanthropy
4
Ronald Mcdonald House Charities Dayton

Ronald mcdonald house charities of dayton's mission is to provide community, comfort, and hope to families of seriously ill children.

—
5
The Andrew Mcdonough B Foundation

The andrew mcdonough b+ foundation fights childhood cancer by: providing financial assistance to families of kids with cancer; funding cutting-edge pediatric cancer research; and advocating for increased funding and awareness.

Health
6
Ronald Mcdonald House Charities of Eastern North Carolina Inc

The ronald mcdonald houses of eastern north carolina provide a temporary home, support and access to medical care for families of children who are receiving treatment from area medical facilities.

Health
7
Ronald Mcdonald House Charities of Indiana-Michiana Inc

The mission of ronald mcdonald house charities of indiana - michiana is to provide a "home-away-from-home" for families of seriously ill children.

—
8
Children's Cancer Family Foundation of Ne Wi Inc

Raise money to support families and children suffering from childhood cancer.

Health
9
Chance for Life

Chance for life's mission is to raise awareness and funds for critical research and clinical trials for pediatric cancer in the united states of america.

Health
10
Ronald Mcdonald House Charities of Maryland Inc

Ronald mcdonald house charities of maryland, inc. provides a home away from home for seriously ill children and their families.

Human Services
11
Ronald Mcdonald House Charities of Greater Washongton Dc Inc

Ronald mcdonald house charities of greater washington, dc (rmhcdc) provides essential services that remove barriers, strengthen families, and promote healing when children need healthcare.

Health
12
Ronald McDonald House Charities of Idaho Inc

Ronald McDonald House Charities of Idaho supports families of ill or injured children by keeping them together in times of medical need. Families are the center of our purpose and we provide them with a safe and secure place for healing…

Health
How this is measured
The grantee most central to the portfolio’s shape is Ronald Mcdonald House Charities of Tampa Bay Inc; the most unlike its peers is New Life Warehouse 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

12 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. 12 of the 16 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.

3
Load-bearing (≥25% of a budget)
4
Early backer (in before they grew)
12/12
Grantees still filing
9/12
Grew since first funded

Where the money sits, by cause and then by grantee

RONALD MCDONALD HOUSE CHARITIES OF TAMPA BAY INC: $490,000 · HealthRONALD MCDONALD HOUSE CHARITIES OF TAMPA BAY INCBEAT CHILDHOOD CANCER FOUNDATION INC: $291,935 · HealthBEAT CHILDHOOD CANCER FOUNDATION INCRonald McDonald House Charities of Central Florida Inc: $170,000 · HealthRonald McDonald House Charities of Central Florida Inc+2 more: $45,000 · HealthTHE LEAVITT FAMILY FOUNDATION INC: $310,000 · PhilanthropyTHE LEAVITT FAMILY …Lokey Charities Inc: $17,000 · PhilanthropySPECIAL OPERATIONS WARRIOR FOUNDATION: $210,000 · EducationSPECIAL OPER…THE LOUIS JOHN LJ PINIELLA FOUNDATION INC: $135,000 · Public BenefitNew Life Warehouse Inc: $125,000 · Human ServicesLEAVITT FAMILY FOUNDATION: $50,000 · OtherThe Human Trafficking Foundation Inc: $40,000 · OtherROCKIN WITH THE SEALS REUNION INC: $13,500 · OtherCOMMUNITY CAMPAIGN AGAINST HUMAN TRAFFICKING WEST FLORIDA INC: $10,000 · OtherELEVATE TAMPA BAY INC: $20,000 · Youth DevelopmentANGELS AND CAUSES INC: $6,000 · Recreation & Sports
Health$996,935Philanthropy$327,000Education$210,000Public Benefit$135,000Human Services$125,000Other$113,500Youth Development$20,000Recreation & Sports$6,000

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

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetRONALD MCDONALD HOUSE CHARITIES OF TAMPA BAY INC: $490,000 over 9y, 2.1% of budgetTHE LEAVITT FAMILY FOUNDATION INC: $310,000 over 8y, 100% of budgetBEAT CHILDHOOD CANCER FOUNDATION INC: $291,935 over 6y, 5.7% of budgetSPECIAL OPERATIONS WARRIOR FOUNDATION: $210,000 over 4y, 0.3% of budgetRonald McDonald House Charities of Central Florida Inc: $170,000 over 4y, 1.8% of budgetTHE LOUIS JOHN LJ PINIELLA FOUNDATION INC: $135,000 over 3y, 33% of budgetNew Life Warehouse Inc: $125,000 over 3y, 45% of budgetSt Joseph's Hospital Inc: $25,000 over 1y, 0.0% of budgetQUANTUM LEAP FARM INC: $20,000 over 2y, 0.6% of budgetELEVATE TAMPA BAY INC: $20,000 over 2y, 1.7% of budgetLokey Charities Inc: $17,000 over 1y, 13% of budgetANGELS AND CAUSES INC: $6,000 over 1y, 0.4% 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.

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.

Community Foundation of Tampa Bay IncFL15.2× affinity5 shared granteesties to 10 of 10Hover any node to trace its alignments.Compare side by side →

Open a dossier: Community Foundation of Tampa Bay Inc · Debartolo Family Foundation Inc · The Blackbaud Giving Fund · Morgan Stanley Global Impact Funding Trust Inc · National Philanthropic Trust · Natl Christian Charitable Fdn Inc · The Bank of America Charitable Foundation Inc · American Online Giving Foundation Inc · 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 David Maus Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from The David Maus Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 100%6%25%56%100%funder's share of their income ↑0%3%5%8%10%share of the org’s income from government →median 0%
  • St Joseph's Hospital Inc: 0% of income from government
no gov moneyreceives it· size = income
10get no government money at all
1report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–10%
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.
05Through Plinth

Warm introductions · Powered by PlinthPlus

How do I get to The David Maus Foundation Inc?

Find your warmest path to The David Maus Foundation Inc 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.

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 16 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 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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