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· Private foundation

Good Old Lew Foundation

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.

$113k
Granted FY2025still arriving
36
Grants FY2025still arriving
6
States reached
$20k
Largest
01What it funds
0198% classified

What it funded, over time

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

Health$336kEducation$235kArts & Culture$127kHuman Services$80kYouth Development$68kAnimals$51kEnvironment$36kRecreation & Sports$19kOther$0
02FY2025 · 36 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k33 grants · $68k
  • $10k–50k3 grants · $45k
$1,000
Median grant
6
States reached
$2.5M
Total assets
Largest grants
RecipientAmount
2025 HARVEST HOME BENEFIT GALA$20,000
AMBITION ANGELS$15,000
AUDUBON SOCIETY$10,000
BEAUTIFUL DAY FOUNDATION$9,000
BRENTWOOD PRESBYTERIAN CHURCH PRESCHOOL$7,500
CHILDRENS TUMOR FOUNDATION - MARLOS MARATHON$5,000
CENTER OF REPRODUCTIVE RIGHTS$5,000
CENTRAL PARK CONSERVANCY$5,000
CANCER COUCH FOUNDATION INC$5,000
CHILDREN'S MUSEUM OF PALM DESERT$3,000
CURTIS SCHOOL$2,500
CONCERTS IN MOTION$2,500
CONGREGATION SHIR HADASH$2,500
DRH HEALTH FOUNDATION$2,073
EDESIA$2,000
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 (FY18–25, $48k) land where the poverty rate runs at 10%, against an area that typically sits at 11%. 28% of those dollars go to grantees based in above-average-need neighborhoods. Its grants skew toward lower-need ZIPs.

area typical 11%BEAUTIFUL DAY FOUNDATION: $2k → 19%SOLES4SOULS: $1k → 14%BEAUTIFUL DAY FOUNDATION: $1k → 19%BEAUTIFUL DAY FOUNDATION: $1k → 19%SUNDAY FRIENDS FOUNDATION: $11k → 8%SUNDAY FRIENDS FOUNDATION: $10k → 8%SUNDAY FRIENDS FOUNDATION: $10k → 8%MARTHAS KITCHEN: $1k → 8%SUNDAY FRIENDS FOUNDATION: $250 → 8%NO TIME TO WASTE: $3k → 8%CHILDREN'S INSTITUTE: $3k → 14%CHILDREN'S INSTITUTE: $3k → 14%CHILDREN'S INSTITUTE: $3k → 14%LOS ANGELES POLICE FOUNDATION: $1k → 14%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
NY
MA
OH
NJ
CT
RI
CA
VA
TN
OK
AL
TX
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.

73%of every dollar goes to organizations it has funded before.
$742k · 36 repeat orgs$278k to everyone else

Grantees it renews have grown median revenue +37% since the first grant, against +23% for those funded once.

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

How the two cohorts compare

Re-uppedFunded once

Organizations

36
57

Total granted

$742k
$179k

Median revenue growth · since first grant

+37%
+23%

Still filing today

53%
49%

New vs renewed · share of each year

In FY2025, 13% of grant dollars renewed an existing relationship; $98k 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 & CultureEducationHuman ServicesCrime & LegalAnimalsOther
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

  • CEDARS-SINAI MEDICAL CENTER
    4× · 2017–2020 · $106k · revenue +63%
  • SJ
    SAINT JOHN'S HEALTH CENTER FOUNDATION
    4× · 2017–2020 · $65k · revenue +100%
  • WM
    WHITNEY MUSEUM OF AMERICAN ART
    3× · 2022–2024 · $51k · revenue +74%

Funded once

  • FA
    FAIRBURN AVENUE ELEMENTARY SCHOOL
    one grant, 2017 · $25k
  • HS
    HUMANE SOCIETY
    one grant, 2022 · $11k
  • US
    UNIVERSITY SYNAGOGUE
    one grant, 2019 · $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
University of Southern California

The central mission of the university of southern california is the development of human beings and society as a whole through the cultivation and enrichment of the human mind and spirit. the principal means by which our mission is…

Education
2
University of California Irvine Foundation

The mission of the university of california, irvine foundation (uc irvine foundation) is to raise and manage private funds to support uc irvine's broader mission of excellence in teaching, research and public service. to this end, the uc…

Education
3
California Institute for Immunology and Immunotherapy

To harness the power of the human immune system and advanced computing technologies to create and translate scientific discoveries into next generation vaccines and therapies for prevention, control and cure of chronic diseases, enabling…

Health
4
The Jonsson Cancer Center Foundation

The jonsson cancer center foundation is the single most important vehicle for raising private funds for cancer research at ucla and plays a key role in advancing cancer treatments and care. please see schedule o for additional information.

—
5
Los Angeles World Affairs Council and Town Hall

The organization is a non-partisan, membership based speakers' forum that connects business leaders, community members, and engaged individuals with shared interest in local, national, and global affairs. it provides an open and accessible…

International
6
The San Diego Foundation

The san diego foundation inspires enduring philanthropy and enables community solutions to improve the quality of life in our region.

Philanthropy
7
California Institute of Contemporary Art
—
8
City of Hope

City of Hope's mission is to make hope a reality for all touched by cancer and diabetes. PLEASE SEE SCHEDULE O FOR A CONTINUATION OF OUR MISSION

Health
9
The California Medical Innovations Institute Inc

The Institute is a scientific research center dedicated to conducting basic and applied research to advance the understanding of human disease and the improvement of human health. The Institute fosters an innovative research environment…

Education
10
La Jolla Institute for Immunology

At la jolla institute for immunology, our scientists focus on understanding how the immune system works in order to promote human health and prevent disease. our discoveries apply to many diseases, ranging from diabetes to heart disease,…

—
11
The Uc Davis Foundation

The mission of the uc davis foundation is to secure, steward and manage private gifts for uc davis.

Education
12
California Dental Association Foundation

The foundation's mission is to improve the oral health of all californians by supporting the dental profession and its efforts to meet community needs.

Science & Tech
How this is measured
The grantee most central to the portfolio’s shape is Saint John's Health Center Foundation; the most unlike its peers is Santa Clara County Library District 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

52 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. 52 of the 123 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)
7
Early backer (in before they grew)
52/52
Grantees still filing
34/52
Grew since first funded

Where the money sits, by cause and then by grantee

CURTIS SCHOOL: $52,500 · OtherCURTIS SCHOOLBRENTWOOD PRESBYTERIAN CHURCH PRESCHOOL: $52,500 · OtherBRENTWOOD PRESBYTERIAN CHURCH PRESCHOOLMAKE A WISH FOUNDATION: $30,000 · OtherMAKE A WISH FOUNDATIONDESERT COMMUNITY FOUNDATIONINDIAN RIDGE: $27,500 · OtherBIG BROTHERS BIG SISTERS: $27,500 · OtherFAIRBURN AVENUE ELEMENTARY SCHOOL: $25,000 · OtherHUMANE SOCIETY SV: $24,000 · OtherTHE NEIGHBORHOOD MUSIC SCHOOL: $23,750 · OtherIndividual grant recipient: $20,000 · Other2025 HARVEST HOME BENEFIT GALA: $20,000 · Other+71 more: $255,742 · Other+71 moreCEDARS-SINAI MEDICAL CENTER: $105,500 · HealthCEDARS-SINAI MEDICAL CEN…SAINT JOHN'S HEALTH CENTER FOUNDATION: $65,000 · HealthSAINT JOHN'S HEALTH CENT…TOWER CANCER RESEARCH FOUNDATION: $20,000 · HealthTOWER CANCER RESEARCH FO…THE CANCER COUCH FOUNDATION INC: $12,000 · HealthTHE CANCER COUCH FOUNDAT…THE HOUSE INSTITUTE FOUNDATION: $10,000 · Health+7 more: $9,600 · HealthHILLBROOK SCHOOL: $25,000 · EducationHILLBROOK…BREAKTHROUGH SILICON VALLEY: $20,000 · EducationBREAKTHRO…AMBITION ANGELS: $15,000 · EducationAMBITION …DUNN SCHOOL: $15,000 · EducationDUNN SCHO…MAVERICK FOUNDATION: $5,000 · EducationMAVERICK …ONE KID ONE WORLD: $3,000 · Education+4 more: $2,757 · EducationWHITNEY MUSEUM OF AMERICAN ART: $51,000 · Arts & CultureMUSEUM ASSOCIATES: $5,000 · Arts & CultureSTAND WITH UKRAINE: $5,000 · Arts & CultureNEW YORK SHAKESPEARE FESTIVAL: $3,000 · Arts & CultureKQED INC: $3,000 · Arts & Culture+5 more: $5,030 · Arts & CultureSUNDAY FRIENDS FOUNDATION: $30,800 · Human ServicesCHILDREN'S INSTITUTE INC: $7,500 · Human ServicesBEAUTIFUL DAY FOUNDATION: $4,000 · Human ServicesNO TIME TO WASTE: $3,000 · Human Services+3 more: $3,000 · Human ServicesPENINSULA OPEN SPACE TRUST: $31,000 · EnvironmentDESERT COMMUNITY FOUNDATION: $9,000 · PhilanthropyCOMIC RELIEF INC DBA COMIC RELIEF US: $3,000 · Philanthropy
Other$558,492Health$222,100Education$85,757Arts & Culture$72,030Human Services$48,300Environment$31,000Philanthropy$12,000

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 budgetCEDARS-SINAI MEDICAL CENTER: $105,500 over 4y, 0.0% of budgetSAINT JOHN'S HEALTH CENTER FOUNDATION: $65,000 over 4y, 0.0% of budgetWHITNEY MUSEUM OF AMERICAN ART: $51,000 over 3y, 0.0% of budgetPENINSULA OPEN SPACE TRUST: $31,000 over 4y, 0.0% of budgetSUNDAY FRIENDS FOUNDATION: $30,800 over 4y, 1.3% of budgetHILLBROOK SCHOOL: $25,000 over 4y, 0.1% of budgetTOWER CANCER RESEARCH FOUNDATION: $20,000 over 2y, 0.4% of budgetBREAKTHROUGH SILICON VALLEY: $20,000 over 4y, 0.3% of budgetCHILDREN'S BURN FOUNDATION: $15,000 over 4y, 0.2% of budgetAMBITION ANGELS: $15,000 over 1y, 1.6% of budgetDUNN SCHOOL: $15,000 over 2y, 0.1% of budgetTHE CANCER COUCH FOUNDATION INC: $12,000 over 2y, 1.7% of budgetDESERT COMMUNITY FOUNDATION: $9,000 over 3y, 0.1% of budgetCHILDREN'S INSTITUTE INC: $7,500 over 3y, 0.0% of budgetCENTRAL PARK CONSERVANCY INC: $7,500 over 3y, 0.0% of budgetMAVERICK FOUNDATION: $5,000 over 1y, 8.8% of budgetMUSEUM ASSOCIATES: $5,000 over 1y, 0.0% of budgetCORNELIA DE LANGE SYNDROME FOUNDATION: $4,000 over 1y, 0.4% of budgetBEAUTIFUL DAY FOUNDATION: $4,000 over 3y, 0.7% of budgetTHE RAPUNZEL PROJECT: $3,500 over 2y, 17% of budgetNO TIME TO WASTE: $3,000 over 1y, 1.8% of budgetNEW YORK SHAKESPEARE FESTIVAL: $3,000 over 1y, 0.0% of budgetKQED INC: $3,000 over 2y, 0.0% of budgetSANTA BARBARA ZOOLOGICAL FOUNDATION: $3,000 over 3y, 0.0% of budgetCOMIC RELIEF INC DBA COMIC RELIEF US: $3,000 over 1y, 0.0% of budgetONE KID ONE WORLD: $3,000 over 3y, 0.6% of budgetDUNCAN REGIONAL HOSPITAL HEALTH FOUNDATION: $2,000 over 1y, 0.3% of budgetUCLA FOUNDATION: $1,500 over 2y, 0.0% of budgetL A WORKS INC: $1,500 over 1y, 0.1% of budgetARMAND HAMMER MUSEUM OF ART AND CULTURAL CENTER INC: $1,500 over 1y, 0.0% of budgetTHE HAROLD GRINSPOON FOUNDATION: $1,500 over 1y, 0.0% of budgetALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $1,400 over 1y, 0.0% of budgetBURBANK INTERNATIONAL FILM FESTIVAL: $1,030 over 1y, 0.5% of budgetTEAM RUBICON INC: $1,000 over 1y, 0.0% of budgetYOUNG SURVIVAL COALITION INC: $1,000 over 1y, 0.0% of budgetSOUTHERN POVERTY LAW CENTER INC: $1,000 over 1y, 0.0% of budgetWESTSIDE GUILD OF CHILDREN'S HOSPITAL: $1,000 over 1y, 0.2% of budgetEisenhower Medical Center: $1,000 over 1y, 0.0% of budgetCINCINNATI MUSEUM ASSOCIATION: $1,000 over 1y, 0.0% of budgetLOS ANGELES POLICE FOUNDATION: $1,000 over 1y, 0.0% of budgetMARTHA'S KITCHEN: $1,000 over 1y, 0.0% of budgetSOLES4SOULS INC: $1,000 over 1y, 0.0% of budgetSANTA CLARA COUNTY LIBRARY DISTRICT FOUNDATION: $500 over 1y, 1.3% of budgetChildren's Hospital Los Angeles: $500 over 1y, 0.0% of budgetJazz Angel Inc: $500 over 1y, 0.2% of budgetCHALLENGE DAY FUND: $500 over 1y, 0.0% of budgetPELOTONIA: $257 over 1y, 0.0% of budgetAmerican Heart Association Inc: $200 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 CEDARS-SINAI MEDICAL CENTER ↗
  • Who funds SAINT JOHN'S HEALTH CENTER FOUNDATION ↗
  • Who funds WHITNEY MUSEUM OF AMERICAN ART ↗
  • Who funds PENINSULA OPEN SPACE TRUST ↗
  • Who funds SUNDAY FRIENDS FOUNDATION ↗
  • Who funds HILLBROOK SCHOOL ↗
  • Who funds TOWER CANCER RESEARCH FOUNDATION ↗
  • Who funds BREAKTHROUGH SILICON VALLEY ↗
  • Who funds CHILDREN'S BURN FOUNDATION ↗
  • Who funds AMBITION ANGELS ↗
  • Who funds DUNN SCHOOL ↗
  • Who funds THE CANCER COUCH FOUNDATION INC ↗
  • Who funds THE HOUSE INSTITUTE FOUNDATION ↗
  • Who funds FRIENDS OF GOLF INC ↗
  • Who funds DESERT COMMUNITY FOUNDATION ↗
  • Who funds CHILDREN'S INSTITUTE INC ↗
  • Who funds CENTRAL PARK CONSERVANCY 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.

Rsm Family Foundation Formly Known as the Sally Skirball Charitable FoundationCA17.9× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Rsm Family Foundation Formly Known as the Sally Skirball Charitable Foundation · Silicon Valley Community Foundation · Bright Funds Foundation · United Way Worldwide · Paypal Charitable Giving Fund · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · National Philanthropic Trust · Jpmorgan Chase Foundation · American Online Giving Foundation Inc · Morgan Stanley Global Impact Funding Trust Inc · Donor Advised Charitable Giving Inc · American Endowment 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 Good Old Lew Foundation funds: left to right is the share of its income from government, bottom to top the share from Good Old Lew Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 60%1%5%11%20%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →
    no gov moneyreceives it· size = income
    6get no government money at all
    7report 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 Good Old Lew Foundation?

    Find your warmest path to Good Old Lew Foundation 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 123 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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