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· Private foundation

Christian J & Eva W Trefz Family 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.

$87k
Granted FY2025still arriving
26
Grants FY2025still arriving
12
States reached
$18k
Largest
01What it funds
0197% classified

What it funded, over time

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

Health$2.1MInternational$486kEducation$199kReligion$177kHuman Services$77kEnvironment$70kPublic Safety & Disaster$62kArts & Culture$39kOther$0
02FY2025 · 26 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k23 grants · $45k
  • $10k–50k3 grants · $42k
$1,000
Median grant
12
States reached
$125k
Total assets
Largest grants
RecipientAmount
HELPING MINISTRIES$18,000
GULF COAST HUMANE SOCIETY$14,000
THE WESTPORT LIBRARY$10,000
Aspetuck Land Trust$6,000
HAPPY WHEELS INC$5,000
The Church by the Sea$5,000
RED CROSS OF CONNECTICUT$5,000
SIMPLY SMILES$5,000
TUNNELS TO TOWERS FOUNDATION$3,000
ZOE EMPOWERS$3,000
THE NEW HAVEN CHORALE$2,500
YOUNG AMERICAS FOUNDATION$1,500
BEST FRIENDS OF ANIMALS$1,000
HOMES WITH HOPE$1,000
PRAGER UNIVERSITY FOUNDATION$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, $58k) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 68% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%WOUNDED WARRIOR PROJECT: $200 → 14%AARP FOUNDATION: $50 → 14%AARP FOUNDATION: $25 → 14%BRIDGEPORT RESCUE MISSION: $2k → 9%AARP FOUNDATION: $25 → 14%BRIDGEPORT RESCUE MISSION: $1k → 9%AARP FOUNDATION: $25 → 14%LIFE BRIDGE COMMMUNITY SERVICES: $1k → 9%BRIDGEPORT RESCUE MISSION: $1k → 9%HOSPICE OF THE VALLEY: $4k → 11%LIFEBRIDGE COMMUNITY SERVICES: $1k → 9%AMERICAN RED CROSS: $15k → 14%LIFEBRIDGE COMMUNITY SERVICES: $1k → 9%BRIDGEPORT RESCUE MISSION: $1k → 9%AMERICAN RED CROSS: $10k → 14%AMERICAN RED CROSS: $10k → 14%SIMPLY SMILES: $5k → 9%SIMPLY SMILES: $3k → 9%SIMPLY SMILES: $1k → 9%SIMPLY SMILES: $1k → 9%SIMPLY SMILES: $1k → 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

MN
IL
MI
NY
MA
OR
IA
PA
NJ
CT
RI
CA
VA
MD
AZ
NM
TN
NC
SC
DC
MS
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.

92%of every dollar goes to organizations it has funded before.
$3.1M · 54 repeat orgs$264k to everyone else

Grantees it renews have grown median revenue +35% since the first grant, against +17% for those funded once.

54 repeat relationships: 21 still active in FY2025, 33 since wound down; 3 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

54
59

Total granted

$3.1M
$258k

Median revenue growth · since first grant

+35%
+17%

Still filing today

61%
44%

New vs renewed · share of each year

In FY2025, 92% of grant dollars renewed an existing relationship; $7k 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
HealthHuman ServicesArts & CultureInternationalEducationAnimalsOther
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

  • NH
    Norwalk Hospital Foundation
    3× · 2017–2019 · $1.9M · revenue +6%
  • AMERICARES FOUNDATION INC
    7× · 2018–2024 · $447k · revenue +77%
  • AL
    ASPETUCK LAND TRUST
    7× · 2017–2025 · $70k · revenue +57%

Funded once

  • NH
    NORWALK HOSPITAL GLOBAL HEALTH
    one grant, 2021 · $126k
  • WC
    WESTPORT CENTER FOR SENIOR ACTIVITIES
    one grant, 2019 · $30k
  • Z
    ZOE
    one grant, 2018 · $10k
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
Npr Foundation

The npr foundation ("foundation") is organized and operated exclusively for the benefit of its sole supported organization, national public radio, inc. ("npr inc."). the foundation supports npr inc. through various activities such as…

—
2
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
3
Federation of State Medical Boards of the United States Inc

The fsmb serves as the voice for state medical boards, supporting them through education, assessment, research and advocacy while providing services and initiatives that promote patient safety, quality health care and regulatory best…

Health
4
Central Maine Healthcare Corporation

To provide exceptional healthcare services in a safe and trustful environment through the expertise, committment, and compassion of our family of caregivers.

Health
5
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.

—
6
Commonwealth Care Alliance Inc

Commonwealth care alliance, inc.'s mission is to improve the health and well-being of people with significant needs by innovating, coordinating and providing the highest quality, individualized care.

Health
7
Stony Brook Urology University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
8
National Public Radio Inc

National public radio, inc. ("npr") works collaboratively with member public radio station licensees ("member stations") to create a more informed public, one that is challenged and invigorated by a deeper understanding and appreciation of…

Arts & Culture
9
Stony Brook Surgical Associates University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
10
The Rand Corporation

Help improve policy and decision making through research and analysis.

Public Benefit
11
The Water Research Foundation

The purpose of the water research foundation (wrf) is a definitive research organization to advance the science of all things water to better meet the evolving needs of its subscribers and the water sector. to engage exclusively in…

Environment
12
Salem Health Hospitals & Clinics

To support salem health, salem health west valley and related organizations.

—
How this is measured
The grantee most central to the portfolio’s shape is The Heritage Foundation; the most unlike its peers is American Institute for Cancer Research. 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

64 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. 64 of the 118 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)
10
Early backer (in before they grew)
63/64
Grantees still filing
49/64
Grew since first funded

Where the money sits, by cause and then by grantee

Norwalk Hospital Foundation: $1,925,790 · HealthNorwalk Hospital Foundation+10 more: $22,400 · HealthWESTPORT LIBRARY: $150,500 · OtherWESTPORT LIBRARYNORWALK HOSPITAL GLOBAL HEALTH: $125,693 · OtherNORWALK HOSPITAL GLOBAL …HELPING MINISTRIES: $94,500 · OtherHELPING MINISTRIESGreen's Farms Church: $66,552 · OtherGreen's Farms ChurchWESTPORT CENTER FOR SENIOR ACTIVITIES: $30,000 · Other+77 more: $253,700 · Other+77 moreAMERICARES FOUNDATION INC: $447,000 · InternationalAMERICARES FOUND…Zoe Empowers: $25,000 · International+5 more: $8,425 · InternationalAmerican National Red Cross & Its Constituent Chapters and Branches: $45,000 · Human ServicesSIMPLY SMILES INC: $15,500 · Human ServicesBRIDGEPORT RESCUE MISSION INC: $8,000 · Human ServicesHospice of the Valley: $4,000 · Human ServicesLIFEBRIDGE COMMUNITY SERVICES INC: $3,000 · Human Services+2 more: $325 · Human ServicesASPETUCK LAND TRUST: $70,250 · EnvironmentGULF COAST HUMANE SOCIETY INC: $29,000 · Animals+3 more: $3,000 · AnimalsARIZONA AGRIBUSINESS & EQUINE CENTER INC: $17,000 · EducationSTEPHEN SILLER TUNNEL TO TOWERS FOUNDATION: $8,000 · EducationPRAGER UNIVERSITY FOUNDATION: $1,500 · Education+3 more: $1,800 · Education
Health$1,948,190Other$720,945International$480,425Human Services$75,825Environment$70,250Animals$32,000Education$28,300

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 budgetAMERICARES FOUNDATION INC: $447,000 over 7y, 0.0% of budgetASPETUCK LAND TRUST: $70,250 over 7y, 1.6% of budgetAmerican National Red Cross & Its Constituent Chapters and Branches: $45,000 over 4y, 0.0% of budgetGULF COAST HUMANE SOCIETY INC: $29,000 over 3y, 0.2% of budgetZoe Empowers: $25,000 over 6y, 0.1% of budgetARIZONA AGRIBUSINESS & EQUINE CENTER INC: $17,000 over 4y, 0.1% of budgetYoung America's Foundation: $16,000 over 6y, 0.0% of budgetSIMPLY SMILES INC: $15,500 over 6y, 1.0% of budgetWESTPORT COUNTRY PLAYHOUSE INC: $15,500 over 2y, 0.4% of budgetNEW HAVEN CHORALE INC: $9,500 over 5y, 1.0% of budgetSTEPHEN SILLER TUNNEL TO TOWERS FOUNDATION: $8,000 over 4y, 0.0% of budgetBRIDGEPORT RESCUE MISSION INC: $8,000 over 7y, 0.0% of budgetRONALD MCDONALD HOUSE OF NEW YORK INC: $6,250 over 5y, 0.0% of budgetUKRAINE AID INTERNATIONAL INC: $6,000 over 1y, 0.7% of budgetSPECIAL OLYMPICS INC: $5,150 over 5y, 0.0% of budgetHAPPY WHEELS INC: $5,000 over 1y, 3.9% of budgetCONNECTICUT FOODSHARE INC: $5,000 over 5y, 0.0% of budgetPALLIATIVE CARE AND EDUCATION FOR RURAL: $5,000 over 1y, 3.7% of budgetWARWICK CENTER FOR THE ARTS INC: $5,000 over 1y, 4.6% of budgetNEW YORK YACHT CLUB FOUNDATION: $4,500 over 4y, 0.1% of budgetHospice of the Valley: $4,000 over 1y, 0.0% of budgetPIVOT MINISTRIES INC: $4,000 over 4y, 0.1% of budgetRONALD MCDONALD HOUSE AT THE MARIA FARERI CHILDREN'S HOSPITAL INC: $4,000 over 3y, 0.1% of budgetTSR Adventures Inc: $4,000 over 1y, 0.3% of budgetTURNING POINT USA INC: $3,500 over 4y, 0.0% of budgetHOMES WITH HOPE: $3,250 over 6y, 0.0% of budgetMEDECINS SANS FRONTIERES USA INC: $3,100 over 5y, 0.0% of budgetTHE HERITAGE FOUNDATION: $3,000 over 3y, 0.0% of budgetLIFEBRIDGE COMMUNITY SERVICES INC: $3,000 over 3y, 0.0% of budgetRONALD MCDONALD HOUSE CHARITIES OF CONNECTICUT AND WESTERN MASS INC: $2,500 over 1y, 0.1% of budgetAMERICAN INSTITUTE FOR CANCER RESEARCH: $2,250 over 6y, 0.0% of budgetSPURWINKRI: $2,000 over 1y, 0.0% of budgetRHODE ISLAND COMMUNITY FOOD BANK ASSOCIATION: $1,500 over 1y, 0.0% of budgetSMILE TRAIN INC: $1,500 over 3y, 0.0% of budgetPRAGER UNIVERSITY FOUNDATION: $1,500 over 2y, 0.0% of budgetWESTPORT VOLUNTEER EMERGENCY MEDICAL SERVICES INC: $1,200 over 5y, 0.1% of budgetCENTER FOR ACTION AND CONTEMPLATION: $1,200 over 2y, 0.0% of budgetMAKE-A-WISH FOUNDATION OF CONNECTICUT INC: $1,000 over 1y, 0.0% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $1,000 over 2y, 0.0% of budgetINSPIRE INC: $1,000 over 1y, 0.0% of budgetTHE GREY MUZZLE ORGANIZATION: $1,000 over 1y, 0.1% of budgetFOOTHILLS ANIMAL RESCUE: $1,000 over 1y, 0.1% of budgetRVNAHEALTH INC: $1,000 over 1y, 0.0% of budgetWOODSTOCK FARM ANIMAL SANCTUARY INC: $1,000 over 1y, 0.1% of budgetSAVE ELLIS ISLAND INC: $900 over 3y, 0.0% of budgetHILLSDALE COLLEGE: $800 over 1y, 0.0% of budgetCAPITAL RESEARCH CENTER: $500 over 2y, 0.0% of budgetGATESTONE INSTITUTE: $500 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 Norwalk Hospital Foundation ↗
  • Who funds AMERICARES FOUNDATION INC ↗
  • Who funds ASPETUCK LAND TRUST ↗
  • Who funds American National Red Cross & Its Constituent Chapters and Branches ↗
  • Who funds GULF COAST HUMANE SOCIETY INC ↗
  • Who funds Zoe Empowers ↗
  • Who funds ARIZONA AGRIBUSINESS & EQUINE CENTER INC ↗
  • Who funds Young America's Foundation ↗
  • Who funds SIMPLY SMILES INC ↗
  • Who funds WESTPORT COUNTRY PLAYHOUSE INC ↗
  • Who funds NEW HAVEN CHORALE INC ↗
  • Who funds STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION ↗
  • Who funds BRIDGEPORT RESCUE MISSION INC ↗
  • Who funds RONALD MCDONALD HOUSE OF NEW YORK INC ↗
  • Who funds UKRAINE AID INTERNATIONAL INC ↗
  • Who funds SPECIAL OLYMPICS INC ↗
  • Who funds HAPPY WHEELS INC ↗
  • Who funds CONNECTICUT FOODSHARE INC ↗
  • Who funds PALLIATIVE CARE AND EDUCATION FOR RURAL ↗
  • Who funds WARWICK CENTER FOR THE ARTS INC ↗
  • Who funds NEW YORK YACHT CLUB FOUNDATION ↗
  • Who funds Hospice of the Valley ↗

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.

Fairfield County's Community Foundation IncCT18.6× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Fairfield County's Community Foundation Inc · The James & Mary Ellen Marpe Family Foundation · Ge Aerospace Foundation · David and Eunice Bigelow Foundation · The Ayco Charitable Foundation · The Pfizer Foundation Inc · The Bessemer Giving Fund · Synchrony Foundation · Smilow Foundation · The Gendell Family Foundation Inc · Grace Jones Richardson Testamentary Trust C/O Piedmont Trust Co · Newman's Own 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 Christian J & Eva W Trefz Family Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Christian J & Eva W Trefz Family Foundation Inc. 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%23%45%68%90%share of the org’s income from government →median 4%
  • The Kennedy Collective Inc: 79% of income from government
  • Lifebridge Community Services Inc: 32% of income from government
  • Homes With Hope: 28% of income from government
  • Aspetuck Land Trust: 28% of income from government
  • Save Ellis Island Inc: 10% of income from government
  • Connecticut Foodshare Inc: 5% of income from government
  • Florida Sheriffs Association Inc: 4% of income from government
  • New Haven Chorale Inc: 3% of income from government
  • Westport Country Playhouse Inc: 2% of income from government
  • Rvnahealth Inc: 2% of income from government
  • Gordon College: 1% of income from government
  • Americares Foundation Inc: 0% of income from government
  • Wounded Warrior Project Inc: 0% of income from government
  • Food for the Poor Inc: 0% of income from government
no gov moneyreceives it· size = income
8get no government money at all
8report government grants on their 990 we could not trace to a source (not plotted)
1rely on government for over half their income
⤢ axis zoomed · 0–90%
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 Christian J & Eva W Trefz Family Foundation Inc?

Find your warmest path to Christian J & Eva W Trefz Family 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 118 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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