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· Private foundation

The Krantz 501 (C) (3) Trust

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.

$29k
Granted FY2024still arriving
20
Grants FY2024still arriving
7
States reached
$7k
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.

Recreation & Sports$59kPhilanthropy$23kArts & Culture$21kHuman Services$12kPublic Safety & Disaster$11kEnvironment$8kFood & Nutrition$7kEducation$6kOther$0
02FY2024 · 20 grants

Where the money goes

Grants by size, and the largest recipients.

$600
Median grant
7
States reached
$653k
Total assets
Largest grants
RecipientAmount
CONNECTICUT BOAT CLUB$7,219
ARTIS NAPLES$5,000
UNITED WAY OF LEE COUNTY$4,000
SANKATY HEAD FOUNDATION$2,000
DARIEN YMCA$1,620
ALZHEIMERS ASSOCIATION$1,500
HISTORIC HUDSON VALLEY$1,000
NAPLES BOTANICAL GARDENS$1,000
STONE BARNS CENTER FOR FOOD & AGRICULTURE$1,000
ST LUKES PARISH$600
PARENT PROJECT MUSCULAR DYSTROPHY RESEARCH$500
Individual grant recipient$500
BONITA WONDER GARDENS$500
GREENWOOD GARDENS$500
HABITAT FOR HUMANITY$500
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 (FY17–24, $12k) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 35% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 10%National Indigenous Womens Resource Center: $4k → 18%Darien YMCA: $2k → 9%DARIEN YMCA: $2k → 9%DARIEN YMCA: $2k → 9%Darien YMCA: $2k → 9%Darien YMCA: $1k → 9%Darien YMCA: $25 → 9%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

VT
MT
NY
MA
OH
PA
NJ
CT
RI
VA
KS
NC
DC
OK
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.

76%of every dollar goes to organizations it has funded before.
$121k · 22 repeat orgs$39k to everyone else

Grantees it renews have grown median revenue +31% since the first grant, against +23% for those funded once.

22 repeat relationships: 17 still active in FY2024, 5 since wound down; 3 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

22
31

Total granted

$121k
$36k

Median revenue growth · since first grant

+31%
+23%

Still filing today

59%
48%

New vs renewed · share of each year

In FY2024, 91% of grant dollars renewed an existing relationship; $3k went to new ones.

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

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

’17’20’21’22’23’24
HealthArts & CultureEnvironmentRecreation & SportsEducationHuman 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

  • AI
    ARTIS-NAPLES INC
    4× · 2017–2024 · $13k · revenue +27%
  • SH
    SANKATY HEAD FOUNDATION INC
    5× · 2017–2024 · $11k · revenue +122%
  • The United Way of Lee County Inc
    4× · 2020–2024 · $8k · revenue +64%

Funded once

  • BB
    BONITA BAY HURRICANE RELIEF FUND INC
    one grant, 2022 · $10k
  • SS
    SUMNER STREET FOUNDATION
    one grant, 2023 · $6k
  • NI
    NATIONAL INDIGENOUS WOMENS RESOURCE CENTER INC
    one grant, 2021 · $4k · revenue +22%
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
University of New Haven

The University of New Haven is a student-centered comprehensive university with an emphasis on excellence in liberal arts and professional education. Our mission is to prepare our students to lead purposeful and fulfilling lives in a…

Education
2
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
3
United States Naval Institute

Provide an independent forum for those who dare to read, think, speak, and write to advance the professional, literary, and scientific understanding of sea power and other issues critical to global security.

—
4
American Gas Association

American gas association's (the association) mission is to develop and advocate for informed, innovative, and durable policy that fulfills our nation's energy needs, environmental aspirations and economic potential. we are committed to…

—
5
National Tropical Botanical Garden

To enrich life by perpetuating tropical plants, ecosystems and cultural heritage through discovery, scientific research, conservation, and education.

Environment
6
Bartlett Arboretum Association Inc

To cultivate and develop an expansive collection of trees, gardens, and plants for all to explore, enjoy and study; and to provide through education and stewardship, a greener, healthier, more beautiful environment.

Environment
7
Denver Botanic Gardens Inc

The mission of denver botanic gardens is to connect people with plants, especially plants from the rocky mountain region and similar regions around the world, providing delight and enlightenment to everyone.

Environment
8
Northeast College of Health Sciences

Northeast college of health sciences (the college) is committed to academic excellence, leadership, and professional best practices in the health sciences.

Education
9
Jenkins Arboretum & Gardens

The mission of the jenkins arboretum & gardens is to preserve natural, tranquil woodlands for community enjoyment, to showcase native plants and a world class collection of rhododendrons and azaleas, and to promote environmental…

Environment
10
United States Tennis Association- Middle States Section

The org. is a section of the united states tennis assoc. and is dedicated to carrying out the goals of the national assoc. within its region, particularly with respect to promoting tennis opportunities for juniors and adults of all…

—
11
The Adirondack Council Inc

The adirondack council ensures the ecological integrity (clean water and air, wildlife habitat, etc.), wild character (solitude, scenic beauty, etc.), and vibrant communities of new york's six-million-acre adirondack park. the adirondack…

Environment
12
Furman University

The primary mission of furman as a liberal arts institution is to provide a distinctive education in fine arts, humanities, social sciences, mathematics and the sciences, as well as selected professional disciplines.

Education
How this is measured
The grantee most central to the portfolio’s shape is Naples Botanical Garden Inc; the most unlike its peers is Brookes Legacy Animal Rescue 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

31 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. 31 of the 57 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)
30/31
Grantees still filing
24/31
Grew since first funded

Where the money sits, by cause and then by grantee

Connecticut Boat Club: $44,564 · OtherConnecticut Boat ClubSANKATY HEAD FOUNDATION INC: $10,565 · OtherSANKATY HEAD FOUNDATION INCSUMNER STREET FOUNDATION: $6,000 · OtherSUMNER STREET FOUNDATIONStone Barns Center for Food & Agriculture: $5,500 · OtherStone Barns Center for Food & AgricultureIndividual grant recipient: $4,750 · OtherSt Lukes Parish: $3,885 · Other+34 more: $22,322 · Other+34 moreARTIS-NAPLES INC: $12,500 · Arts & CultureARTIS-NAPLES I…HISTORIC HUDSON VALLEY: $4,000 · Arts & CultureHISTORIC HUDSO…GREENS LEDGE LIGHT PRESERVATION SOCIETY INC: $3,500 · Arts & CultureGREENS LEDGE L…BONITA WONDER GARDENS INC: $1,000 · Arts & CultureDARIEN COMMUNITY YOUNG MEN'S CHRISTIAN ASSOCIATION INC: $7,555 · Human ServicesNATIONAL INDIGENOUS WOMENS RESOURCE CENTER INC: $4,000 · Human ServicesBONITA BAY HURRICANE RELIEF FUND INC: $10,000 · Public Safety & DisasterThe United Way of Lee County Inc: $8,000 · PhilanthropyHUTCHINSON COMMUNITY FOUNDATION: $1,000 · PhilanthropyNAPLES BOTANICAL GARDEN INC: $5,000 · EnvironmentGREENWOOD GARDENS: $2,000 · EnvironmentThe Schuylkill Center For Environmental Education: $250 · EnvironmentAUTISM SPEAKS INC: $1,750 · HealthALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $1,500 · HealthThe Noroton Heights Fire Department Incorporated: $625 · HealthThe Stamford Hospital: $300 · Health+1 more: $15 · Health
Other$97,586Arts & Culture$21,000Human Services$11,555Public Safety & Disaster$10,000Philanthropy$9,000Environment$7,250Health$4,190

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 budgetARTIS-NAPLES INC: $12,500 over 4y, 0.0% of budgetSANKATY HEAD FOUNDATION INC: $10,565 over 5y, 0.2% of budgetBONITA BAY HURRICANE RELIEF FUND INC: $10,000 over 1y, 1.4% of budgetThe United Way of Lee County Inc: $8,000 over 4y, 0.0% of budgetDARIEN COMMUNITY YOUNG MEN'S CHRISTIAN ASSOCIATION INC: $7,555 over 6y, 0.0% of budgetNAPLES BOTANICAL GARDEN INC: $5,000 over 4y, 0.0% of budgetNATIONAL INDIGENOUS WOMENS RESOURCE CENTER INC: $4,000 over 1y, 0.1% of budgetHISTORIC HUDSON VALLEY: $4,000 over 4y, 0.0% of budgetGREENS LEDGE LIGHT PRESERVATION SOCIETY INC: $3,500 over 1y, 0.8% of budgetGREENWOOD GARDENS: $2,000 over 3y, 0.1% of budgetAUTISM SPEAKS INC: $1,750 over 1y, 0.0% of budgetDarien Athletic Foundation Inc: $1,650 over 2y, 1.0% of budgetMEALS ON WHEELS INC: $1,500 over 2y, 0.1% of budgetALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $1,500 over 1y, 0.0% of budgetBONITA WONDER GARDENS INC: $1,000 over 2y, 0.1% of budgetFOLDS OF HONOR FOUNDATION: $1,000 over 1y, 0.0% of budgetDOWNCITY DESIGN: $1,000 over 1y, 0.1% of budgetHUTCHINSON COMMUNITY FOUNDATION: $1,000 over 1y, 0.0% of budgetPhi Delta Theta Foundation: $1,000 over 1y, 0.0% of budgetNEW CANAAN MOUNTED TROOP INC: $838 over 2y, 0.1% of budgetThe Noroton Heights Fire Department Incorporated: $625 over 3y, 0.2% of budgetTHE BOLLES SCHOOL: $470 over 1y, 0.0% of budgetUNITED STATES GOLF ASSOCIATION: $387 over 5y, 0.0% of budgetDARIEN ADVOCATES FOR EDUCATION OF THE GIFTED: $300 over 1y, 1.9% of budgetThe Stamford Hospital: $300 over 1y, 0.0% of budgetDARIEN YOUTH SOCCER ASSOCIATION INC: $280 over 1y, 0.0% of budgetThe Schuylkill Center For Environmental Education: $250 over 1y, 0.0% of budgetBrookes Legacy Animal Rescue Inc: $100 over 1y, 0.1% of budgetUNITED STATES TENNIS ASSOCIATION INCORPORATED: $54 over 1y, 0.0% of budgetTHE FERGUSON LIBRARY: $37 over 1y, 0.0% of budgetCOMMUNITY CARE OF NORTH CAROLINA INC: $15 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 ARTIS-NAPLES INC ↗
  • Who funds SANKATY HEAD FOUNDATION INC ↗
  • Who funds BONITA BAY HURRICANE RELIEF FUND INC ↗
  • Who funds The United Way of Lee County Inc ↗
  • Who funds DARIEN COMMUNITY YOUNG MEN'S CHRISTIAN ASSOCIATION INC ↗
  • Who funds NAPLES BOTANICAL GARDEN INC ↗
  • Who funds NATIONAL INDIGENOUS WOMENS RESOURCE CENTER INC ↗
  • Who funds HISTORIC HUDSON VALLEY ↗
  • Who funds GREENS LEDGE LIGHT PRESERVATION SOCIETY INC ↗
  • Who funds GREENWOOD GARDENS ↗
  • Who funds AUTISM SPEAKS INC ↗
  • Who funds Darien Athletic Foundation Inc ↗
  • Who funds MEALS ON WHEELS INC ↗
  • Who funds ALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC ↗
  • Who funds BONITA WONDER GARDENS INC ↗
  • Who funds FOLDS OF HONOR FOUNDATION ↗
  • Who funds DOWNCITY DESIGN ↗
  • Who funds HUTCHINSON COMMUNITY FOUNDATION ↗
  • Who funds Phi Delta Theta Foundation ↗
  • Who funds NEW CANAAN MOUNTED TROOP INC ↗
  • Who funds The Noroton Heights Fire Department Incorporated ↗
  • Who funds THE BOLLES SCHOOL ↗

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 Ayco Charitable FoundationNY13.6× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Ayco Charitable Foundation · Fairfield County's Community Foundation Inc · The Pfizer Foundation Inc · National Philanthropic Trust · Jpmorgan Chase Foundation · American Endowment Foundation · Vanguard Charitable Endowment Program · Baird Foundation Inc · The Bank of America Charitable Foundation Inc · Morgan Stanley Global Impact Funding Trust Inc · Charities Aid Foundation America · Fidelity Investments Charitable Gift Fund

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 Krantz 501 (C) (3) Trust funds: left to right is the share of its income from government, bottom to top the share from The Krantz 501 (C) (3) Trust. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 80%0%1%3%5%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 1%
  • Naples Botanical Garden Inc: 3% of income from government
  • The Noroton Heights Fire Department Incorporated: 2% of income from government
  • The United Way of Lee County Inc: 1% of income from government
  • The Stamford Hospital: 0% of income from government
  • New Canaan Mounted Troop Inc: 0% of income from government
no gov moneyreceives it· size = income
8get no government money at all
5report 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 Krantz 501 (C) (3) Trust?

Find your warmest path to The Krantz 501 (C) (3) Trust 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 57 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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