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· Private foundation

Lydia K Feidler Charitable Trust Uad 1-22-93

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.

$77k
Granted FY2025still arriving
9
Grants FY2025still arriving
6
States reached
$15k
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.

Health$394kArts & Culture$82kEducation$77kEnvironment$64kCommunity Improvement$21k
02FY2025 · 9 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k6 grants · $39k
  • $10k–50k3 grants · $39k
$7,700
Median grant
6
States reached
$1.2M
Total assets
Largest grants
RecipientAmount
RESEARCH TO PREVENT BLINDNESS$15,400
VISIONLINK$11,550
NATIONAL FEDERATION OF THE BLIND$11,550
JOHNS HOPKINS UNIVERSITY$7,700
CHAZEN MUSEUM OF ART$7,700
THE LUSTGARTEN FOUNDATION$7,700
APPALACHIAN VOICES$7,700
ARLINGTON COUNTY NEIGHBORHOOD SERVICES DIVISION$3,850
FRIENDS OF ARLINGTON PUBLIC LIBRARY$3,850
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, $164k) land where the poverty rate runs at 9%, against an area that typically sits at 10%. 16% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 10%VISIONLINK: $7k → 6%VISIONLINK: $12k → 22%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $11k → 6%VISIONLINK: $7k → 6%VISIONLINK: $8k → 22%THE LUSTGARTEN FOUNDATION: $8k → 6%ASSOCIATED SERVICES FOR THE BLIND: $7k → 22%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%THE LUSTGARTEN FOUNDATION: $7k → 6%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $7k → 6%COLUMBIA LIGHTHOUSE FOR THE BLIND: $8k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $8k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $7k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $7k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $7k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $7k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $7k → 7%COLUMBIA LIGHTHOUSE FOR THE BLIND: $6k → 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.
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.

98%of every dollar goes to organizations it has funded before.
$603k · 16 repeat orgs$14k to everyone else

16 repeat relationships: 9 still active in FY2025, 7 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

16
2

Total granted

$603k
$14k

Still filing today

50%
0%

New vs renewed · share of each year

In FY2025, 100% of grant dollars renewed an existing relationship; $0 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
Human ServicesHealthEducationEnvironmentOther
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

  • RT
    RESEARCH TO PREVENT BLINDNESS INC
    9× · 2017–2025 · $127k · revenue +27%
  • CL
    COLUMBIA LIGHTHOUSE FOR THE BLIND
    8× · 2017–2024 · $56k · revenue +6%
  • JOHNS HOPKINS UNIVERSITY
    8× · 2018–2025 · $51k · revenue +51%

Funded once

  • TL
    THE LIGHTHOUSE INC
    one grant, 2017 · $11k
  • IG
    Individual grant recipient
    one grant, 2017 · $3k
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 Virginia Investment Management Company

The university of virginia investment management company (uvimco) is organized to invest funds on behalf of the rector and visitors of the university of virginia (the university or uva) and university-associated organizations (uaos).

Education
2
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.

—
3
The Association for Research in Vision and Ophthalmology

Arvo advances research worldwide into understanding the visual system and preventing, treating and curing its disorders.

—
4
Jaeb Center for Health Research Foundation Inc

Our mission is to expand scientific knowledge and improve public health by designing and conducting world-class clinical trials and epidemiologic research.

Unclassified
5
MRIGlobal

To improve the lives of people through innovative scientific and engineering research.

Science & Tech
6
Doheny Eye Institute

To further the conservation, improvement and restoration of human eyesight" (mrs. doheny - 1947).

—
7
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
8
United States Telecom Association

See schedule oustelecom exists to ensure members can compete, grow and thrive to build a world where families, enterprises and communities are connected through the power of broadband.our member companies have committed a considerable…

—
9
Massachusetts Institute of Technology

The mission of mit is to advance knowledge and educate students in science, technology, and other areas of scholarship that will best serve the nation and the world in the 21st century.

Education
10
Massachusetts Eye & Ear Infirmary

THE MASSACHUSETTS EYE AND EAR INFIRMARY ("THE INFIRMARY") IS A NOT-FOR-PROFIT TEACHING HOSPITAL CONDUCTING PATIENT CARE AND RESEARCH. THE INFIRMARY IS A TEACHING HOSPITAL OF HARVARD MEDICAL SCHOOL AND AN INTERNATIONAL CENTER FOR RESEARCH.…

Health
11
American Society of Clinical Oncology Inc

See schedule o:asco is a professional oncology society committed to conquering cancer through research, education, and promotion of the highest quality patient care.

Health
12
Van Andel Research Institute

Medical research organization van andel research institute is an independent biomedical research organization committed to improving the health and enhancing the lives of current and future generations.

Health
How this is measured
The grantee most central to the portfolio’s shape is Columbia Lighthouse for the Blind; the most unlike its peers is Marc Lustgarten Pancreatic Cancer Foundation. 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

9 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. 9 of the 19 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)
0
Early backer (in before they grew)
9/9
Grantees still filing
7/9
Grew since first funded

Where the money sits, by cause and then by grantee

CHAZEN MUSEUM OF ART: $63,600 · OtherCHAZEN MUSEUM OF ARTTHE LIGHTHOUSE GUILD: $42,000 · OtherTHE LIGHTHOUSE GUILDNATIONAL AUDUBON SOCIETY: $20,250 · OtherNATIONAL AUDUBON SOCIETYTHE NATURE CONSERVANCY: $20,250 · OtherTHE NATURE CONSERVANCYFRIENDS OF ARLINGTON PUBLIC LIBRARY: $18,550 · OtherFRIENDS OF ARLINGTON PUBLIC LIBRARYARLINGTON COUNTY DEPARTMENT OF LIBRARIES: $15,750 · OtherARLINGTON COUNTY DEPARTMENT OF LIBRARIE…THE LIGHTHOUSE INC: $11,000 · OtherARLINGTON COUNTY HISTORIC PRESERVATION: $10,500 · OtherARLINGTON COUNTY COMMUNITY ENHANCEMENT FUND: $10,500 · OtherARLINGTON COUNTY NEIGHBORHOOD SERVICES DIVISION: $7,700 · Other+1 more: $2,750 · OtherRESEARCH TO PREVENT BLINDNESS INC: $127,200 · HealthRESEARCH TO PREVENT BLINDNESS…THE NATIONAL FEDERATION OF THE BLIND: $40,950 · HealthTHE NATIONAL FEDERATION OF TH…MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $67,700 · Human ServicesMARC LUSTGARTEN PANCREATIC CA…COLUMBIA LIGHTHOUSE FOR THE BLIND: $55,900 · Human ServicesCOLUMBIA LIGHTHOUSE FOR THE B…VisionLink: $40,250 · Human ServicesVisionLinkJOHNS HOPKINS UNIVERSITY: $50,700 · EducationJOHNS HOPK…University of Maryland Medical System Foundation Inc: $8,800 · EducationUniversity…APPALACHIAN VOICES: $23,100 · Environment
Other$222,850Health$168,150Human Services$163,850Education$59,500Environment$23,100

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 budgetRESEARCH TO PREVENT BLINDNESS INC: $127,200 over 9y, 0.3% of budgetMARC LUSTGARTEN PANCREATIC CANCER FOUNDATION: $67,700 over 9y, 0.1% of budgetCOLUMBIA LIGHTHOUSE FOR THE BLIND: $55,900 over 8y, 0.2% of budgetJOHNS HOPKINS UNIVERSITY: $50,700 over 8y, 0.0% of budgetTHE NATIONAL FEDERATION OF THE BLIND: $40,950 over 5y, 0.1% of budgetVisionLink: $40,250 over 5y, 0.5% of budgetAPPALACHIAN VOICES: $23,100 over 3y, 0.1% of budgetTHE NATURE CONSERVANCY: $20,250 over 6y, 0.0% of budgetUniversity of Maryland Medical System Foundation Inc: $8,800 over 2y, 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 RESEARCH TO PREVENT BLINDNESS INC ↗
  • Who funds MARC LUSTGARTEN PANCREATIC CANCER FOUNDATION ↗
  • Who funds COLUMBIA LIGHTHOUSE FOR THE BLIND ↗
  • Who funds JOHNS HOPKINS UNIVERSITY ↗
  • Who funds THE NATIONAL FEDERATION OF THE BLIND ↗
  • Who funds VisionLink ↗
  • Who funds APPALACHIAN VOICES ↗
  • Who funds THE NATURE CONSERVANCY ↗
  • Who funds University of Maryland Medical System Foundation 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 Bank of America Charitable Foundation IncNC9.4× affinity4 shared granteesties to 3 of 3Hover any node to trace its alignments.Compare side by side →

Open a dossier: 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 Lydia K Feidler Charitable Trust Uad 1-22-93 funds: left to right is the share of its income from government, bottom to top the share from Lydia K Feidler Charitable Trust Uad 1-22-93. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%0%1%3%5%funder's share of their income ↑0%23%45%68%90%share of the org’s income from government →median 12%
  • Johns Hopkins University: 12% of income from government
  • The National Federation of the Blind: 2% 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 · 0–90%
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.

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 19 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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