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· Private foundation

The Mat Charitable Foundation Inc

Its FY2025 filing reports that it accepted unsolicited grant applications.

$137k
Granted FY2025still arriving
11
Grants FY2025still arriving
3
States reached
$50k
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.

Recreation & Sports$896kEducation$504kYouth Development$500kArts & Culture$268kHealth$30kHuman Services$30kHousing & Shelter$27kInternational$21kOther$0
02FY2025 · 11 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k7 grants · $22k
  • $10k–50k3 grants · $65k
  • $50k–250k1 grant · $50k
$5,000
Median grant
3
States reached
$2.3M
Total assets
Largest grants
RecipientAmount
RAMAPO FOR CHILDREN$50,000
US SKI AND SNOWBOARD TEAM FOUNDATION$30,000
GUILD HALL OF EAST HAMPTON$25,000
CENTRAL PARK CONSERVANCY$10,000
SAINT DAVID'S SCHOOL-HORIZONS$5,300
CHALLENGED ATHLETES FOUNDATION$5,000
AMEX - SH HOSPITAL FOUNDATION$4,766
THE NEW 42ND STREET INC$3,500
THE BREARLEY SCHOOL$1,000
UNTERMYER GARDENS CONSERVACY$1,000
PREP FOR PREP$1,000
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 (FY17–25, $40k) land where the poverty rate runs at 15%, against an area that typically sits at 10%. 90% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%CHALLENGED ATHLETES FOUNDATION: $5k → 11%PUPPIES BEHIND BAR: $5k → 17%CHALLENGED ATHLETE FOUNDATION: $840 → 11%PUPPIES BEHIND BAR: $5k → 17%PUPPIES BEHIND BAR: $5k → 17%PUPPIES BEHIND BAR: $5k → 17%PUPPIES BEHIND BAR: $5k → 17%PUPPIES BEHIND BAR: $5k → 17%ELEANOR WHITMORE EARLY CHILDHOOD CENTER: $3k → 7%ELEANOR WHITMORE EARLY CHILDHOOD CENTER: $2k → 7%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
IL
NY
MA
PA
NJ
CT
CA
UT
CO
VA
MD
DC
GA
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.
$2.2M · 36 repeat orgs$58k to everyone else

Grantees it renews have grown median revenue +30% since the first grant, against +29% for those funded once.

36 repeat relationships: 8 still active in FY2025, 28 since wound down; 3 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

36
32

Total granted

$2.2M
$47k

Median revenue growth · since first grant

+30%
+29%

Still filing today

72%
66%

New vs renewed · share of each year

In FY2025, 92% of grant dollars renewed an existing relationship; $11k 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
HealthArts & CultureEducationEnvironmentRecreation & SportsHuman 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

  • CP
    CENTRAL PARK CONSERVANCY INC
    9× · 2017–2025 · $659k · revenue +76%
  • GH
    GUILD HALL OF EAST HAMPTON INC
    9× · 2017–2025 · $205k · revenue +179%
  • Cornell University
    8× · 2017–2024 · $143k · revenue +59%

Funded once

  • RH
    REMA HORT MANN FOUNDATION INC
    one grant, 2021 · $10k · revenue +2%
  • MM
    METROPOLITAN MUSEUM OF ARTgraduated
    one grant, 2020 · $5k · revenue +119%
  • CR
    CHRISTOPHER REEVE FOUNDATIONgraduated
    one grant, 2022 · $3k · revenue +40%
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
New York Genome Center Inc

Operate a state-of-the-art, world-class genomic research center that creates and uses advanced genomics to understand the genetic basis of disease. for more information, see schedule o.

Health
2
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
3
American Museum of Natural History

The museum's mission statement is: "to discover, interpret, and disseminate - through scientific research and education - knowledge about human cultures, the natural world, and the universe."

Arts & Culture
4
Institute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation

The institute for advanced study (the institute) is one of the world's leading centers for theoretical research and intellectual inquiry. see schedule o.

Science & Tech
5
New York Hall of Science

Nysci's mission is to nurture generations of passionate learners, critical thinkers, and active citizens through design make play - an approach to learning and engagement that is deeply rooted in research on stem learning and guides the…

Arts & Culture
6
Sanford Burnham Prebys Medical Discovery Institute

Sanford burnham prebys medical discovery institute's mission is to advance the biomedical sciences by cultivating the next generation of scientific leaders, providing meaningful opportunities for researchers of all backgrounds to learn,…

Health
7
Manhattanville University

To educate students to be ethical and socially responsible leaders in a global community.

Education
8
The Graduate Center Foundation Inc

The graduate center foundation is committed to promoting and safe-guarding the success of the graduate center by raising funds and managing and investing donations for use by the graduate center. the board of trustees of the foundation…

—
9
Albany College of Pharmacy and Health Sciences

We educate the next generation of leaders to improve the health of our society.

Education
10
Dickinson College

Dickinson college provides a useful, innovative and interdisciplinary education in the liberal arts and sciences to prepare students to lead rich and fulfilling lives of engaged global citizenship

Education
11
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
12
New York Botanical Garden

The new york botanical garden is a museum of plants and a scientific research center devoted to the study of plants and their uses. it is the garden's mission to improve public understanding of the natural world, horticulture, and the…

Environment
How this is measured
The grantee most central to the portfolio’s shape is Children's Museum of Manhattan; the most unlike its peers is Ocean Genome Atlas Project. 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

49 grantees tracked through their own filings, 2017–2026.

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 2026, not grant rows in a single year, so this will not match the grant count on the cover. 49 of the 72 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)
9
Early backer (in before they grew)
49/49
Grantees still filing
33/49
Grew since first funded

Where the money sits, by cause and then by grantee

CENTRAL PARK CONSERVANCY INC: $658,500 · Recreation & SportsCENTRAL PARK CONSERVANCY INCRAMAPO FOR CHILDREN INC: $487,570 · Recreation & SportsRAMAPO FOR CHILDREN INC+1 more: $1,000 · Recreation & SportsUS SKI AND SNOWBOARD TEAM FOUNDATION: $220,500 · OtherUS SKI AND SNOWBOARD TEAM FOU…THE HOTCHKISS FUND: $85,000 · OtherTHE HOTCHKISS FUNDSAINT DAVID'S SCHOOL: $75,900 · OtherSAINT DAVID'S SCHOOLBROWN UNIVERSITY: $75,000 · OtherBROWN UNIVERSITY+40 more: $144,685 · Other+40 moreGUILD HALL OF EAST HAMPTON INC: $205,000 · Arts & CultureGUILD HALL …THE NEW 42ND STREET INC: $24,172 · Arts & CultureTHE NEW 42N…+4 more: $7,900 · Arts & CultureCornell University: $142,750 · EducationCornell Uni…THE BREARLEY SCHOOL: $34,000 · EducationTHE BREARLE…ETHICAL CULTURE FIELDSTON SCHOOL: $30,000 · EducationETHICAL CUL…TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA: $10,000 · EducationPREP FOR PREP: $9,500 · Education+1 more: $1,000 · EducationPUPPIES BEHIND BARS INC: $30,000 · Human ServicesCHALLENGED ATHLETES INC: $5,840 · Human ServicesELEANOR WHITMORE EARLY CHILDHOOD CENTER INC: $4,000 · Human ServicesCIVIC BUILDERS INC: $16,323 · Housing & ShelterJERICHO PROJECT: $11,000 · Housing & ShelterNEW YORK STEM CELL FOUNDATION INC: $10,000 · HealthCHRISTOPHER REEVE FOUNDATION: $2,620 · HealthAMERICAN CANCER SOCIETY INC: $2,500 · HealthTHOMAS G LABRECQUE FOUNDATION: $1,500 · HealthLUNG CANCER RESEARCH FOUNDATION: $1,110 · HealthCHARLEY'S FUND INC: $1,000 · HealthACKERMAN INSTITUTE FOR THE FAMILY: $1,000 · Health+1 more: $250 · Health
Recreation & Sports$1,147,070Other$601,085Arts & Culture$237,072Education$227,250Human Services$39,840Housing & Shelter$27,323Health$19,980

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 budgetCENTRAL PARK CONSERVANCY INC: $658,500 over 9y, 0.1% of budgetRAMAPO FOR CHILDREN INC: $487,570 over 9y, 0.9% of budgetGUILD HALL OF EAST HAMPTON INC: $205,000 over 9y, 1.1% of budgetCornell University: $142,750 over 8y, 0.0% of budgetSAINT DAVID'S SCHOOL: $75,900 over 6y, 0.1% of budgetTHE BREARLEY SCHOOL: $34,000 over 9y, 0.1% of budgetETHICAL CULTURE FIELDSTON SCHOOL: $30,000 over 2y, 0.0% of budgetPUPPIES BEHIND BARS INC: $30,000 over 6y, 0.2% of budgetTHE NEW 42ND STREET INC: $24,172 over 7y, 0.0% of budgetCIVIC BUILDERS INC: $16,323 over 6y, 0.0% of budgetTHE MAIDSTONE CHARITABLE TRUST: $11,000 over 2y, 1.6% of budgetJERICHO PROJECT: $11,000 over 4y, 0.1% of budgetREMA HORT MANN FOUNDATION INC: $10,000 over 1y, 1.7% of budgetNEW YORK STEM CELL FOUNDATION INC: $10,000 over 5y, 0.0% of budgetTRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA: $10,000 over 1y, 0.0% of budgetPREP FOR PREP: $9,500 over 7y, 0.0% of budgetGLOBAL POVERTY PROJECT INC: $8,000 over 2y, 0.0% of budgetWORLD BICYCLE RELIEF NFP: $7,700 over 4y, 0.0% of budgetMDRC: $7,620 over 3y, 0.0% of budgetCHALLENGED ATHLETES INC: $5,840 over 2y, 0.0% of budgetGLOBALGIVING FOUNDATION INC: $5,046 over 2y, 0.0% of budgetMETROPOLITAN MUSEUM OF ART: $5,000 over 1y, 0.0% of budgetELEANOR WHITMORE EARLY CHILDHOOD CENTER INC: $4,000 over 2y, 0.1% of budgetSOUTH FORK NATURAL HISTORY SOCIETY: $4,000 over 2y, 0.2% of budgetDAVID LYNCH FOUNDATION FOR CONSCIOUSNESS -BASED EDUCATION AND WORLD PEACE: $3,820 over 2y, 0.0% of budgetCHRISTOPHER REEVE FOUNDATION: $2,620 over 1y, 0.0% of budgetEquality Now Inc: $2,500 over 1y, 0.0% of budgetSPRINGS FOOD PANTRY INC: $2,500 over 1y, 0.2% of budgetAMERICAN CANCER SOCIETY INC: $2,500 over 1y, 0.0% of budgetNATIONAL CENTER FOR LEARNING DISABILITIES INC: $2,000 over 2y, 0.0% of budgetCHILDREN'S MUSEUM OF MANHATTAN: $1,800 over 2y, 0.0% of budgetCHADD INC CHILDREN AND ADULTS WITH ATTENTION DEFICIT/HYPERACTIVITY DISORDER: $1,500 over 1y, 0.1% of budgetTHOMAS G LABRECQUE FOUNDATION: $1,500 over 3y, 0.1% of budgetINTERNATIONAL DYSLEXIA ASSOCIATION INC: $1,500 over 1y, 0.1% of budgetLUNG CANCER RESEARCH FOUNDATION: $1,110 over 1y, 0.0% of budgetCHARLEY'S FUND INC: $1,000 over 1y, 0.1% of budgetOcean Genome Atlas Project: $1,000 over 1y, 2.8% of budgetALASKA WILDERNESS LEAGUE: $1,000 over 1y, 0.1% of budgetHAMPTONS COMMUNITY OUTREACH INC: $1,000 over 1y, 0.0% of budgetANIMAL HAVEN INC: $700 over 2y, 0.0% of budgetNEW YORK CARES INC: $500 over 1y, 0.0% of budgetWILD TOMORROW FUND: $500 over 1y, 0.1% of budgetMaine Cancer Foundation: $250 over 1y, 0.0% of budgetTHE GARDEN CLUB OF EAST HAMPTONINC: $250 over 1y, 0.3% of budgetBaykeeper: $250 over 1y, 0.0% of budgetAPOLLO THEATER FOUNDATION 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 CENTRAL PARK CONSERVANCY INC ↗
  • Who funds RAMAPO FOR CHILDREN INC ↗
  • Who funds GUILD HALL OF EAST HAMPTON INC ↗
  • Who funds Cornell University ↗
  • Who funds SAINT DAVID'S SCHOOL ↗
  • Who funds THE BREARLEY SCHOOL ↗
  • Who funds ETHICAL CULTURE FIELDSTON SCHOOL ↗
  • Who funds PUPPIES BEHIND BARS INC ↗
  • Who funds THE NEW 42ND STREET INC ↗
  • Who funds CIVIC BUILDERS INC ↗
  • Who funds THE MAIDSTONE CHARITABLE TRUST ↗
  • Who funds JERICHO PROJECT ↗
  • Who funds REMA HORT MANN FOUNDATION INC ↗
  • Who funds NEW YORK STEM CELL FOUNDATION INC ↗
  • Who funds TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA ↗
  • Who funds PREP FOR PREP ↗
  • Who funds GLOBAL POVERTY PROJECT INC ↗
  • Who funds WORLD BICYCLE RELIEF NFP ↗
  • Who funds MDRC ↗
  • Who funds CHALLENGED ATHLETES INC ↗
  • Who funds GLOBALGIVING FOUNDATION INC ↗
  • Who funds METROPOLITAN MUSEUM OF ART ↗
  • Who funds ELEANOR WHITMORE EARLY CHILDHOOD CENTER INC ↗
  • Who funds SOUTH FORK NATURAL HISTORY SOCIETY ↗
  • Who funds DAVID LYNCH FOUNDATION FOR CONSCIOUSNESS -BASED EDUCATION AND WORLD PEACE ↗
  • Who funds CHRISTOPHER REEVE FOUNDATION ↗
  • Who funds Equality Now 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.

The Goldman Sachs Charitable Gift FundNY19.4× affinity8 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Goldman Sachs Charitable Gift Fund · Jewish Communal Fund · The Thomas J Edelman Foundation · Jpmorgan Chase Foundation · American Express Foundation · National Philanthropic Trust · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · The New York Community Trust · Community Foundation of New Jersey · Rockefeller Philanthropy Advisors Inc · Vanguard Charitable Endowment Program · The Bank of America Charitable 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.

How much its grantees rely on government

Each dot is one organization The Mat Charitable Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from The Mat Charitable Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 20%0%1%3%5%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 49%
  • Christopher Reeve Foundation: 49% of income from government
  • Chadd Inc Children and Adults With Attention Deficit/Hyperactivity Disorder: 31% of income from government
no gov moneyreceives it· size = income
2get no government money at all
14report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
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 Mat Charitable Foundation Inc?

Find your warmest path to The Mat Charitable 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 72 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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