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· Private foundation

Mary Bartsas Charitable 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.

$75k
Granted FY2024still arriving
9
Grants FY2024still arriving
3
States reached
$30k
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 2024.

Human Services$100kEducation$51kInternational$21kHealth$12kHousing & Shelter$6kReligion$2kFood & Nutrition$900Arts & Culture$525Other$0
02FY2024 · 9 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2024

  • Under $10k6 grants · $11k
  • $10k–50k3 grants · $64k
$5,000
Median grant
3
States reached
$57M
Total assets
Largest grants
RecipientAmount
Philoptochos Social Services$30,000
White Pine High School$24,000
SafeNest$10,000
Jeremiah Program$5,000
Light the World Giving Machine$5,000
The Shade Tree$1,011
St Jude Children's Research Hospital$100
Alzheimer's Association$100
Make A Wish$100
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 (FY17–23, $2k) land where the poverty rate runs at 14%, against an area that typically sits at 11%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 11%Cal Farley's Boys Ranch: $50 → 20%Cal Farley's Boys Ranch: $20 → 20%Las Vegas Rescue Mission: $500 → 13%Las Vegas Rescue Mission: $325 → 13%Las Vegas Rescue Mission: $250 → 13%Las Vegas Rescue Mission: $250 → 13%Las Vegas Rescue Mission: $150 → 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.

Which US states its grants reach

ME
MT
IL
NY
MA
NV
SD
NJ
MO
VA
MD
AZ
TN
DC
GA
TX
FL
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.

80%of every dollar goes to organizations it has funded before.
$155k · 31 repeat orgs$38k to everyone else

31 repeat relationships: 7 still active in FY2024, 24 since wound down; 2 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

31
27

Total granted

$155k
$28k

Median revenue growth · since first grant

+19%
+26%

Still filing today

35%
41%

New vs renewed · share of each year

In FY2024, 87% of grant dollars renewed an existing relationship; $10k went to new ones.

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

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

’17’18’19’20’21’22’23’24
HealthAnimalsHuman ServicesFood & NutritionInternationalEnvironmentOther
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

  • LV
    LAS VEGAS RESCUE MISSION
    5× · 2017–2023 · $1k · revenue +59%
  • UO
    UNIVERSITY OF NEVADA LAS VEGAS FOUNDATION
    4× · 2017–2023 · $1k · revenue +18%
  • ST JUDE CHILDREN'S RESEARCH HOSPITAL INC
    6× · 2019–2024 · $723 · revenue +99%

Funded once

  • SL
    StJohn's Ladies Philoptochos Societ
    one grant, 2017 · $15k
  • UF
    UMC FOUNDATION INC
    one grant, 2023 · $8k · revenue -26%
  • EL
    Eureka Lodge #16 F&AM
    2× · 2020–2022 · $3k
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
Management Sciences for Health Inc

(msh) saves lives and improves the health of the world's poorest (see schedule o) and most vulnerable people by closing the gap between knowledge and action in public health.

International
2
Children's Health Care

We champion the health needs of children and families. we are committed to improving children's health by providing the highest-quality, family centered care, advanced through research and education.

Health
3
Target Als Foundation Inc

Our mission is to break down barriers to als research to find effective treatments. by uniting academia, the pharma and biotech industry, government, venture capital, related nonprofits, and the als community, we aim to overcome the…

Education
4
American Lung Association

The american lung association's mission is to save lives by improving lung health and preventing lung disease. we do this through education, advocacy, and research.

Health
5
Memorial Sloan-Kettering Cancer Center

Leadership in the prevention, treatment, and cure of cancer through excellence, vision and cost effectiveness in patient care, outreach programs, research, and education.

Health
6
Cedars-Sinai Medical Center

As a leading academic healthcare organization, our mission is to elevate the health status of the communities we serve.(see schedule o for continuation)(continued)-we deliver exceptional healthcare enhanced by research and education-we…

Health
7
New York University

Nyu is a private university with approximately 60,000 matriculating students in 20 schools and institutes. nyu's primary missions are education, research and scholarship, and patient care.

Education
8
World Wildlife Fund Inc

Wwf's mission is to conserve nature and reduce the most pressing threats to the diversity of life on earth. (continued on schedule o)

Environment
9
Truman Medical Center Incorporated

University health is an academic health center providing accessible, state-of-the-art quality healthcare to our community regardless of the ability to pay.

Health
10
National Multiple Sclerosis Society

We will cure ms while empowering people affected by ms to live their best lives.

Health
11
The Heart Foundation

The heart foundation (thf) was created to save lives from heart disease by increasing awareness, educating the public, and supporting innovative research at smidt heart institute at cedars-sinai medical center in los angeles, california.…

Philanthropy
12
Researchamerica

2025 was a turbulent year for the medical and health research community, but our commitment to advocating for science never wavered. from pushing back against funding threats to elevating researchers' voices and equipping advocates, we…

—
How this is measured
The grantee most central to the portfolio’s shape is St Jude Children's Research Hospital Inc; the most unlike its peers is American Diabetes Association. 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

24 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. 24 of the 61 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.

0
Load-bearing (≥25% of a budget)
1
Early backer (in before they grew)
23/24
Grantees still filing
18/24
Grew since first funded

Where the money sits, by cause and then by grantee

Philoptochos Social Services: $78,050 · OtherPhiloptochos Social ServicesWhite Pine High School: $40,000 · OtherWhite Pine High SchoolStJohn's Ladies Philoptochos Societ: $15,000 · OtherStJohn's Ladies Philoptochos SocietSafeNest: $10,100 · OtherSafeNestElko Lodge 15 Scholarship: $10,000 · OtherElko Lodge 15 Scholarship+40 more: $27,195 · Other+40 moreUMC FOUNDATION INC: $7,500 · HealthST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $723 · Health+6 more: $533 · HealthLAS VEGAS RESCUE MISSION: $1,475 · Human ServicesCAL FARLEY'S BOYS RANCH: $70 · Human ServicesUNIVERSITY OF NEVADA LAS VEGAS FOUNDATION: $1,250 · EducationTHREE SQUARE: $875 · Food & Nutrition+1 more: $25 · Food & NutritionTHE AMERICAN SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS: $70 · AnimalsTHE ANIMAL FOUNDATION: $25 · AnimalsENVIRONMENTAL DEFENSE FUND INCORPORATED: $70 · Environment
Other$180,345Health$8,756Human Services$1,545Education$1,250Food & Nutrition$900Animals$95Environment$70

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

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetUMC FOUNDATION INC: $7,500 over 1y, 0.4% of budgetTHE SHADE TREE INC: $4,214 over 4y, 0.1% of budgetLAS VEGAS RESCUE MISSION: $1,475 over 5y, 0.0% of budgetUNIVERSITY OF NEVADA LAS VEGAS FOUNDATION: $1,250 over 4y, 0.0% of budgetTHREE SQUARE: $875 over 4y, 0.0% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $723 over 6y, 0.0% of budgetGENDER JUSTICE NEVADA: $250 over 1y, 0.1% of budgetAmerican Heart Association Inc: $163 over 3y, 0.0% of budgetAmerican Diabetes Association: $120 over 1y, 0.0% of budgetAMERICAN KIDNEY FUND INC: $100 over 2y, 0.0% of budgetWOMENS RESOURCE MEDICAL CENTERS: $100 over 1y, 0.0% of budgetSMILE TRAIN INC: $75 over 1y, 0.0% of budgetMULTIPLE SCLEROSIS ASSOCIATION OF AMERICA INC: $75 over 3y, 0.0% of budgetTHE AMERICAN SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS: $70 over 2y, 0.0% of budgetENVIRONMENTAL DEFENSE FUND INCORPORATED: $70 over 2y, 0.0% of budgetCAL FARLEY'S BOYS RANCH: $70 over 2y, 0.0% of budgetSHRINERS HOSPITALS FOR CHILDREN: $50 over 1y, 0.0% of budgetTHE NATURE CONSERVANCY: $35 over 1y, 0.0% of budgetTHE ANIMAL FOUNDATION: $25 over 1y, 0.0% of budgetUNITED STATES FUND FOR UNICEF: $25 over 1y, 0.0% of budgetFeeding America: $25 over 1y, 0.0% of budgetTHE NATIONAL FEDERATION OF THE BLIND: $25 over 1y, 0.0% of budgetTHE CARTER CENTER INC: $25 over 1y, 0.0% of budgetAMERICAN MACULAR DEGENERATION GOEHRING: $25 over 1y, 0.0% 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.

  • Who funds UMC FOUNDATION INC ↗
  • Who funds THE SHADE TREE INC ↗
  • Who funds LAS VEGAS RESCUE MISSION ↗
  • Who funds UNIVERSITY OF NEVADA LAS VEGAS FOUNDATION ↗
  • Who funds THREE SQUARE ↗
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC ↗
  • Who funds GENDER JUSTICE NEVADA ↗
  • Who funds American Heart Association Inc ↗
  • Who funds American Diabetes Association ↗
  • Who funds AMERICAN KIDNEY FUND INC ↗
  • Who funds WOMENS RESOURCE MEDICAL CENTERS ↗
  • Who funds SMILE TRAIN INC ↗

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.

Nevada Community Foundation IncNV17.8× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Nevada Community Foundation Inc · The Mel & Ruth Wolzinger Foundation · Wynn Resorts Foundation · Mondays Dark · Mgm Resorts Foundation · NV Energy Charitable Foundation · Network for Good · National Philanthropic Trust · 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 Mary Bartsas Charitable Foundation funds: left to right is the share of its income from government, bottom to top the share from Mary Bartsas Charitable Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 30%0%1%3%5%funder's share of their income ↑0%6%13%19%25%share of the org’s income from government →median 2%
  • The National Federation of the Blind: 2% of income from government
  • Shriners Hospitals for Children: 0% of income from government
no gov moneyreceives it· size = income
3get no government money at all
4report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–25%
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.

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 61 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 2024, released 2024. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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