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· Private foundation

Fred R & Hazel W Carstensen Memorial 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.

$132k
Granted FY2025still arriving
25
Grants FY2025still arriving
1
States reached
$32k
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.

Arts & Culture$584kHuman Services$107kYouth Development$101kHealth$100kEducation$96kHousing & Shelter$83kAnimals$37kPublic Safety & Disaster$35kOther$0
02FY2025 · 25 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k20 grants · $60k
  • $10k–50k5 grants · $72k
$4,000
Median grant
1
States reached
$2.7M
Total assets
Largest grants
RecipientAmount
Greater Bridgeport Symphony$32,000
Greater Connecticut Youth Orchestra$10,000
The Klein Memorial Auditorium Foundation$10,000
Mikey's Way Foundation$10,000
Homes for the Brave$10,000
Brady's Smile$5,000
The Connecticut Zoological Society$5,000
Charlotte Helen Bacon Foundation$5,000
Easton Senior Citizen's Center Inc$4,000
Neighborhood Studios of Fairfield County$4,000
Wakeman Boys and Girls$4,000
American Red Cross Connecticut Chapter$4,000
Bridgeport Rescue Mission$4,000
Junior Achievement of Western Connecticut Inc$3,000
Mercy Learning Center$3,000
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, $119k) land where the poverty rate runs at 10%, 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%American Red Cross Connecticut Chapter: $5k → 11%Central Connecticut Coast - YMCA: $2k → 12%American Red Cross Connecticut Chapter: $5k → 11%Central Connecticut Coast - YMCA: $2k → 12%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $4k → 11%American Red Cross Connecticut Chapter: $3k → 11%Brady's Smile: $5k → 9%Brady's Smile: $5k → 9%Brady's Smile: $4k → 9%Brady's Smile: $4k → 9%Brady's Smile: $2k → 9%Brady's Smile: $2k → 9%Brady's Smile: $2k → 9%Brady's Smile: $2k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Citizen's Center Inc: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Easton Senior Center: $4k → 9%Life Bridge Community Services: $3k → 9%Life Bridge Community Services: $3k → 9%Life Bridge Community Services: $3k → 9%Life Bridge Community Services: $2k → 9%Life Bridge Community Services: $2k → 9%Life Bridge Community Services: $2k → 9%Life Bridge Community Services: $2k → 9%Life Bridge Community Services: $1k → 9%Life Bridge Community Services: $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.
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.

99%of every dollar goes to organizations it has funded before.
$1.2M · 44 repeat orgs$16k to everyone else

Grantees it renews have grown median revenue +38% since the first grant, against +0% for those funded once.

44 repeat relationships: 24 still active in FY2025, 20 since wound down; 1 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

44
5

Total granted

$1.2M
$14k

Median revenue growth · since first grant

+38%
+0%

Still filing today

52%
0%

New vs renewed · share of each year

In FY2025, 98% of grant dollars renewed an existing relationship; $2k 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
PhilanthropyHuman ServicesRecreation & SportsArts & CultureHealthAnimalsOther
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

  • AB
    APPLIED BEHAVIORAL REHABILITATION INSTIT
    9× · 2017–2025 · $60k · revenue +55%
  • KM
    KLEIN MEMORIAL AUDITORIUM FOUNDATIONINC
    8× · 2018–2025 · $55k · revenue +126%
  • CZ
    CONNECTICUT ZOOLOGICAL SOCIETYINC
    9× · 2017–2025 · $37k · revenue +50%

Funded once

  • NF
    Norma F Pfriem Urban Outreach Initiatives
    one grant, 2017 · $5k
  • IG
    Individual grant recipient
    one grant, 2020 · $4k
  • SO
    SQUARE ONE THEATRE COMPANY
    one grant, 2017 · $2k
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
Branford Festival Corporation

Annual summer festival held in Branford, CT.

—
2
Connecticut Cancer Foundation Inc

To provide funds to benefit families affected by cancer and to support cancer research and education.

—
3
Bradley Home for the Aged

To provide a compassionate community where loving care enables aged and indigent individuals from meriden and connecticut to live with dignity in a secure, homelike environment.

—
4
Bridgeport Hospital

To operate an acute care hospital in bridgeport, connecticut for the care and treatment of persons suffering from disease or other physical or mental conditions without regard to race, color, creed, sex, age or ability to pay.

Health
5
Barrington Stage Company Inc

Barrington stage company is a theatre company in the berkshires with a mission to produce top-notch compelling work; to develop new plays and musicals; and to find fresh, bold ways of bringing new audiences into the theatre, especially…

Education
6
Connecticut Humane Society

The connecticut humane society is the leading resource in the state for companion animal welfare, enriching the lives of families and communities through adoption services, medical care, education, and prevention of cruelty.

Animals
7
Bridgton Hospital

To provide exceptional healthcare services in a safe and trustfulenvironment through the expertise, commitment, and compassion ofour family of caregivers.

Health
8
The Bridge Academy Inc

The bridge academy, inc. was granted a charter to operate the bridge academy, a public school located in the city of bridgeport, ct. the school was founded in 1997 to provide college preparatory curriculum designed to overcome the…

Education
9
Connecticut Public Broadcasting Inc

Connecticut public broadcasting, inc. will inform, educate and inspire the people of connecticut, connecting and empowering the people of ct through outstanding journalism, storytelling, education and experiences, to make our state a more…

Arts & Culture
10
Southfield Children's Center

The purpose of the organization is to provide quality childcare for children living in the state of connecticut.

—
11
Bridgeport Neighborhood Trust

Founded in 1986, building neighborhoods together's (bnt) mission is to end housing insecurity, income inequality, and homelessness by creating safe, affordable housing, and providing comprehensive housing and financial counseling services…

Housing & Shelter
12
Bridgeport Hospital Foundation Inc

To support bridgeport hospital by, in large part, fundraising, and further, to fund and promote activities of the yale new haven health system, the integrated health care delivery system of which it is a part.

Health
How this is measured
The grantee most central to the portfolio’s shape is Bridgeport Rescue Mission Inc; the most unlike its peers is Easton Senior Center 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

26 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. 26 of the 50 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)
8
Early backer (in before they grew)
23/26
Grantees still filing
19/26
Grew since first funded

Where the money sits, by cause and then by grantee

Greater Bridgeport Symphony: $282,000 · OtherGreater Bridgeport SymphonyUnited Congregational Church: $78,500 · OtherUnited Congregational ChurchGreater Connecticut Youth Orchestra: $36,000 · OtherNourish Bridgeport Inc United Congregational Church: $28,500 · OtherWakeman Boys and Girls: $27,000 · OtherUniversity of Bridgeport: $26,000 · OtherJUNIOR ACHIEVEMENT OF GREATER FAIRFIELD COUNTY INC: $29,000 · Other+24 more: $245,000 · Other+24 moreMIKEY'S WAY FOUNDATION INC: $73,750 · PhilanthropyMIKEY'S WAY FOUN…KLEIN MEMORIAL AUDITORIUM FOUNDATIONINC: $54,500 · PhilanthropyKLEIN MEMORIAL A…BRIDGEPORT PUBLIC EDUCATION FUND INC: $26,000 · PhilanthropyBRIDGEPORT PUBLI…EASTON COMMUNITY CENTER INC: $17,500 · PhilanthropyEASTON COMMUNITY…Camp Rising Sun Charitable Foundation Inc: $7,500 · Philanthropy+1 more: $4,500 · PhilanthropyEASTON SENIOR CENTER INC: $36,000 · Human ServicesEASTON SENIO…American National Red Cross & Its Constituent Chapters and Branches: $35,000 · Human ServicesAmerican Nat…BRADYS SMILE: $26,000 · Human ServicesBRADYS SMILEBRIDGEPORT RESCUE MISSION INC: $18,000 · Human ServicesBRIDGEPORT R…LIFEBRIDGE COMMUNITY SERVICES INC: $17,500 · Human ServicesLIFEBRIDGE C…+1 more: $4,000 · Human ServicesAPPLIED BEHAVIORAL REHABILITATION INSTIT: $60,000 · HealthNeighborhood Studios of Fairfield County Inc: $25,500 · Arts & CultureTHE BARNUM MUSEUM FOUNDATION INC: $22,500 · Arts & CultureCONNECTICUT ZOOLOGICAL SOCIETYINC: $36,500 · AnimalsBURROUGHS COMMUNITY CENTER INC: $22,500 · Recreation & SportsHOLE IN THE WALL GANG FUND INC: $7,500 · Recreation & SportsCHRISTIAN CAMPS & CONFERENCE INC: $6,500 · Recreation & Sports
Other$752,000Philanthropy$183,750Human Services$136,500Health$60,000Arts & Culture$48,000Animals$36,500Recreation & Sports$36,500

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 budgetMIKEY'S WAY FOUNDATION INC: $73,750 over 9y, 3.5% of budgetAPPLIED BEHAVIORAL REHABILITATION INSTIT: $60,000 over 9y, 0.5% of budgetKLEIN MEMORIAL AUDITORIUM FOUNDATIONINC: $54,500 over 8y, 0.8% of budgetCONNECTICUT ZOOLOGICAL SOCIETYINC: $36,500 over 9y, 0.1% of budgetEASTON SENIOR CENTER INC: $36,000 over 9y, 9.5% of budgetAmerican National Red Cross & Its Constituent Chapters and Branches: $35,000 over 9y, 0.0% of budgetJUNIOR ACHIEVEMENT OF GREATER FAIRFIELD COUNTY INC: $29,000 over 7y, 0.7% of budgetBRIDGEPORT PUBLIC EDUCATION FUND INC: $26,000 over 7y, 1.9% of budgetBRADYS SMILE: $26,000 over 8y, 8.9% of budgetNeighborhood Studios of Fairfield County Inc: $25,500 over 9y, 0.6% of budgetThe Charlotte Helen Bacon Foundation Inc: $24,000 over 9y, 6.6% of budgetTHE BARNUM MUSEUM FOUNDATION INC: $22,500 over 9y, 0.4% of budgetBURROUGHS COMMUNITY CENTER INC: $22,500 over 9y, 1.0% of budgetMERCY LEARNING CENTER OF BRIDGEPORT INC: $20,500 over 9y, 0.1% of budgetBRIDGEPORT RESCUE MISSION INC: $18,000 over 5y, 0.1% of budgetLIFEBRIDGE COMMUNITY SERVICES INC: $17,500 over 9y, 0.0% of budgetEASTON COMMUNITY CENTER INC: $17,500 over 4y, 0.4% of budgetCONNECTICUT INSTITUTE FOR REFUGEES AND IMMIGRANTS INC: $16,000 over 8y, 0.1% of budgetFAIRFIELD COUNTY CHORALE INC: $9,000 over 9y, 0.8% of budgetHOLE IN THE WALL GANG FUND INC: $7,500 over 7y, 0.0% of budgetCamp Rising Sun Charitable Foundation Inc: $7,500 over 6y, 0.4% of budgetCHRISTIAN CAMPS & CONFERENCE INC: $6,500 over 3y, 0.1% of budgetEMERGE INC: $5,000 over 5y, 0.6% of budgetTHE HOMETOWN FOUNDATION INC: $4,500 over 4y, 0.1% of budgetCENTRAL CONNECTICUT COAST YOUNG MEN'S CHRISTIAN ASSOCIATION INC: $4,000 over 2y, 0.0% of budgetSQUARE ONE THEATRE COMPANY: $2,000 over 1y, 5.3% 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 MIKEY'S WAY FOUNDATION INC ↗
  • Who funds APPLIED BEHAVIORAL REHABILITATION INSTIT ↗
  • Who funds KLEIN MEMORIAL AUDITORIUM FOUNDATIONINC ↗
  • Who funds CONNECTICUT ZOOLOGICAL SOCIETYINC ↗
  • Who funds EASTON SENIOR CENTER INC ↗
  • Who funds American National Red Cross & Its Constituent Chapters and Branches ↗
  • Who funds JUNIOR ACHIEVEMENT OF GREATER FAIRFIELD COUNTY INC ↗
  • Who funds BRIDGEPORT PUBLIC EDUCATION FUND INC ↗
  • Who funds BRADYS SMILE ↗
  • Who funds Neighborhood Studios of Fairfield County Inc ↗
  • Who funds The Charlotte Helen Bacon Foundation Inc ↗
  • Who funds THE BARNUM MUSEUM FOUNDATION INC ↗
  • Who funds BURROUGHS COMMUNITY CENTER INC ↗
  • Who funds MERCY LEARNING CENTER OF BRIDGEPORT INC ↗
  • Who funds BRIDGEPORT RESCUE MISSION INC ↗
  • Who funds LIFEBRIDGE COMMUNITY SERVICES INC ↗
  • Who funds EASTON COMMUNITY CENTER INC ↗
  • Who funds CONNECTICUT INSTITUTE FOR REFUGEES AND IMMIGRANTS INC ↗
  • Who funds FAIRFIELD COUNTY CHORALE INC ↗
  • Who funds HOLE IN THE WALL GANG FUND INC ↗
  • Who funds Camp Rising Sun Charitable Foundation Inc ↗
  • Who funds CHRISTIAN CAMPS & CONFERENCE 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.

Fairfield County's Community Foundation IncCT31.2× affinity13 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 · Cyrus W & Amy F Jones & Bessie D Phelps Foundation Inc · The Pitney Bowes Foundation · Peoples United Community Foundation · The Inner-City Foundation for Charity & Education Inc · Connecticut Humanities Council Inc · Synchrony Foundation · The Bridgeport Rotary Club Foundation Inc · Young Mens Christian Association of Westport/Weston Ct Inc · Ernest and Joan Trefz Foundation · Newman's Own Foundation · David and Eunice Bigelow 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 Fred R & Hazel W Carstensen Memorial Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Fred R & Hazel W Carstensen Memorial Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 80%1%3%6%10%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 30%
  • The Barnum Museum Foundation Inc: 100% of income from government
  • Connecticut Institute for Refugees and Immigrants Inc: 37% of income from government
  • Applied Behavioral Rehabilitation Instit: 35% of income from government
  • Lifebridge Community Services Inc: 32% of income from government
  • Emerge Inc: 30% of income from government
  • Central Connecticut Coast Young Men's Christian Association Inc: 14% of income from government
  • Mercy Learning Center of Bridgeport Inc: 4% of income from government
  • Neighborhood Studios of Fairfield County Inc: 3% of income from government
  • Fairfield County Chorale Inc: 3% of income from government
  • Klein Memorial Auditorium Foundationinc: 1% of income from government
no gov moneyreceives it· size = income
8get no government money at all
3report government grants on their 990 we could not trace to a source (not plotted)
1rely 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 Fred R & Hazel W Carstensen Memorial Foundation Inc?

Find your warmest path to Fred R & Hazel W Carstensen Memorial 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 50 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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