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· Private foundation

The Petros & Marina Sabatacakis Foundation Inc

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.

$56k
Granted FY2025still arriving
6
Grants FY2025still arriving
2
States reached
$43k
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.

Education$561kArts & Culture$119kPublic Benefit$69kAnimals$31kHealth$8kReligion$400Public Safety & Disaster$95
02FY2025 · 6 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k4 grants · $3k
  • $10k–50k2 grants · $53k
$3,000
Median grant
2
States reached
$720k
Total assets
Largest grants
RecipientAmount
AMERICAS VETDOGS$43,000
TUNNEL TO TOWERS FOUNDATION$10,000
EVELYN ALEXANDER WILDLIFE RESCUE CENTER$3,000
WLIW21 NEW YORK PUBLIC MEDIA$150
FRIENDS OF PUBLIC RADIO ARIZONA$150
GUIDE DOG FOUNDATION$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 (FY19–19, $5k) land where the poverty rate runs at 17%, against an area that typically sits at 8%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 8%MOUNT SINAI HEALTH SYSTEM: $5k → 17%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.

97%of every dollar goes to organizations it has funded before.
$762k · 18 repeat orgs$26k to everyone else

Grantees it renews have grown median revenue +40% since the first grant, against +34% for those funded once.

18 repeat relationships: 4 still active in FY2025, 14 since wound down; 2 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

18
5

Total granted

$762k
$16k

Median revenue growth · since first grant

+40%
+34%

Still filing today

72%
20%

New vs renewed · share of each year

In FY2025, 82% of grant dollars renewed an existing relationship; $10k 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
Arts & CultureAnimalsEducationInternationalPublic BenefitHuman ServicesOther
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

  • TO
    TRUSTEES OF ATHENS COLLEGE IN GREECE
    8× · 2017–2024 · $550k · revenue ×15
  • AV
    AMERICA'S VETDOGS THE VETERANS K-9 CORPS INC
    9× · 2017–2025 · $67k · revenue +90%
  • EA
    Evelyn Alexander Wildlife Rescue Center Inc
    7× · 2017–2025 · $21k · revenue +22%

Funded once

  • NT
    NORFOLK TERRIER RESCUE
    one grant, 2024 · $10k
  • MS
    MOUNT SINAI HEALTH SYSTEM INCgraduated
    one grant, 2019 · $5k · revenue +34%
  • TY
    THE YORK THEATER CO
    one grant, 2018 · $1k
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
The National World War Ii Museum Inc

The national wwii museum tells the story of the american experience in the war that changed the world-why it was fought, how it was won, and what it means today-so that all generations will understand the price of freedom and be inspired…

Arts & Culture
2
Women's Project & Productions Inc

Wp theater is the nation's oldest and largest theater company dedicated to developing, producing, and promoting the work of women+ at every stage of their careers. for over four decades we have served as leaders of a global movement…

Arts & Culture
3
National September 11 Memorial and Museum At the World Trade Center

The national september 11 memorial & museum at the world trade center bears solemn witness to the terrorist attacks of september 11, 2001, and february 26, 1993. located at a site made sacred through loss, the memorial & museum remembers…

Arts & Culture
4
Seventh Regiment Armory Conservancy Inc

Park avenue armory's mission is to enable a diverse range of artists to create, students to explore, and audiences to experience epic, adventurous, relevant work that cannot be done elsewhere in new york. with its soaring…

Arts & Culture
5
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
6
Palo Alto Veterans Institute for Research

Pavir's mission is advancing veterans and public health through innovative research. pavir works with more than 100 principal investigators and 200 research staff to support basic science, clinical and health services research to realize…

Health
7
New York Shakespeare Festival

As the nation's foremost producer of shakespeare and new work, the public theater is dedicated to achieving artistic excellence while developing an american theater that is accessible and relevant to all people through productions of…

Arts & Culture
8
The Paley Center for Media

Description of organization mission: the paley center for media is the premier institution dedicated to advancing the understanding of media-it's artistic value, social impact and historical importance-for the public and media…

Arts & Culture
9
The Veterans and First Responders
Human Services
10
School for Advanced Research

The school for advanced research's mission is to advance understanding of humanity through a unique alchemy of creative practice and scholarly research in native american arts, anthropology, and related disciplines. its vision is to be a…

Social Science
11
New York City Ballet Inc

Perform, promote and sustain classical ballet.

Arts & Culture
12
Transport Group Inc Dba Transport Group Theatre Company

Producing and developing plays and musicals.

Arts & Culture
How this is measured
The grantee most central to the portfolio’s shape is Stephen Siller Tunnel to Towers Foundation; the most unlike its peers is Trustees of Athens College in Greece. 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

16 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. 16 of the 25 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)
4
Early backer (in before they grew)
16/16
Grantees still filing
10/16
Grew since first funded

Where the money sits, by cause and then by grantee

TRUSTEES OF ATHENS COLLEGE IN GREECE: $550,000 · InternationalTRUSTEES OF ATHENS COLLEGE IN GREECEROUNDABOUT THEATRE COMPANY INC: $90,000 · Arts & CultureROUNDABOUT THEAT…MINT THEATER COMPANY INC: $12,000 · Arts & CultureMINT THEATER COM…SAG HARBOR PARTNERSHIP INC: $5,500 · Arts & CultureThe Civilians Inc: $4,250 · Arts & Culture+2 more: $3,650 · Arts & CultureAMERICA'S VETDOGS THE VETERANS K-9 CORPS INC: $67,000 · Public BenefitAMERICA'S…Evelyn Alexander Wildlife Rescue Center Inc: $21,000 · Animals+1 more: $200 · AnimalsNORFOLK TERRIER RESCUE: $10,000 · OtherVETS OF FOREIGN WARS OF THE US: $2,000 · OtherNATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION: $2,000 · OtherWLIW21 NEW YORK PUBLIC MEDIA: $1,100 · OtherTHE YORK THEATER CO: $1,000 · OtherTHIRTEEN WNET: $750 · Other+5 more: $1,220 · OtherSTEPHEN SILLER TUNNEL TO TOWERS FOUNDATION: $10,000 · EducationSACRED HEART UNIVERSITY INCORPORATED: $645 · EducationMOUNT SINAI HEALTH SYSTEM INC: $5,000 · Human ServicesPARALYZED VETERANS OF AMERICA: $1,050 · Health
International$550,000Arts & Culture$115,400Public Benefit$67,000Animals$21,200Other$18,070Education$10,645Human Services$5,000Health$1,050

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

25%50%75%100%$10M$100Mgrantee revenue →↑ funder's share of their budgetTRUSTEES OF ATHENS COLLEGE IN GREECE: $550,000 over 8y, 16% of budgetROUNDABOUT THEATRE COMPANY INC: $90,000 over 6y, 0.1% of budgetAMERICA'S VETDOGS THE VETERANS K-9 CORPS INC: $67,000 over 9y, 0.4% of budgetEvelyn Alexander Wildlife Rescue Center Inc: $21,000 over 7y, 0.5% of budgetMINT THEATER COMPANY INC: $12,000 over 4y, 0.2% of budgetSAG HARBOR PARTNERSHIP INC: $5,500 over 2y, 0.1% of budgetMOUNT SINAI HEALTH SYSTEM INC: $5,000 over 1y, 0.0% of budgetThe Civilians Inc: $4,250 over 5y, 0.2% of budgetNEW YORK PUBLIC RADIO: $2,100 over 7y, 0.0% of budgetNATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION: $2,000 over 2y, 0.0% of budgetFRIENDS OF PUBLIC RADIO ARIZONA: $1,550 over 7y, 0.0% of budgetPARALYZED VETERANS OF AMERICA: $1,050 over 6y, 0.0% of budgetSACRED HEART UNIVERSITY INCORPORATED: $645 over 5y, 0.0% of budgetPAWS OF WAR INC: $200 over 2y, 0.0% of budgetGUIDE DOG FOUNDATION FOR THE BLIND INC: $100 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 TRUSTEES OF ATHENS COLLEGE IN GREECE ↗
  • Who funds ROUNDABOUT THEATRE COMPANY INC ↗
  • Who funds AMERICA'S VETDOGS THE VETERANS K-9 CORPS INC ↗
  • Who funds Evelyn Alexander Wildlife Rescue Center Inc ↗
  • Who funds MINT THEATER COMPANY INC ↗
  • Who funds STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION ↗
  • Who funds SAG HARBOR PARTNERSHIP INC ↗
  • Who funds MOUNT SINAI HEALTH SYSTEM INC ↗
  • Who funds The Civilians Inc ↗
  • Who funds NEW YORK PUBLIC RADIO ↗
  • Who funds NATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION ↗
  • Who funds FRIENDS OF PUBLIC RADIO ARIZONA ↗
  • Who funds PARALYZED VETERANS OF AMERICA ↗
  • Who funds SACRED HEART UNIVERSITY INCORPORATED ↗
  • Who funds PAWS OF WAR INC ↗
  • Who funds GUIDE DOG FOUNDATION FOR THE BLIND 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.

Vanguard Charitable Endowment ProgramPA9.6× affinity5 shared granteesties to 4 of 4Hover any node to trace its alignments.Compare side by side →

Open a dossier: Vanguard Charitable Endowment Program · The Bank of America Charitable 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 Petros & Marina Sabatacakis Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from The Petros & Marina Sabatacakis Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%1%5%11%20%funder's share of their income ↑0%4%8%11%15%share of the org’s income from government →median 1%
  • Sacred Heart University Incorporated: 1% of income from government
no gov moneyreceives it· size = income
0get 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 · 0–15%
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 25 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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