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· Private foundation

Johnson and Louise H Clark Charitable Foundation

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.

$103k
Granted FY2024still arriving
45
Grants FY2024still arriving
15
States reached
$41k
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.

Health$302kEnvironment$54kCivil Rights$53kInternational$50kEducation$45kAnimals$39kArts & Culture$37kPublic Benefit$36kOther$0
02FY2024 · 45 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2024

  • Under $10k44 grants · $62k
  • $10k–50k1 grant · $41k
$1,000
Median grant
15
States reached
$816k
Total assets
Largest grants
RecipientAmount
PLANNED PARENTHOOD$41,312
THE NUNOA PROJECT$5,000
AMERICAN WHITEWATER$5,000
COMMUNITAS$3,771
BREAKTHROUGH T1D$3,443
OUR RESCUE$3,442
NATIONAL CELIAC ASSOCIATION DENVER CELIACS$3,000
MEXICAN-AMERICAN LEGAL DEFENSE EDUCATION FUND$2,295
RAZOM INC$2,295
UNITED PALESTINIAN APPEAL$2,295
MARIPOSA MONTESSORI SCHOOL$2,219
SOUTH SKYLINE FIRESAFE COUNCIL$2,000
ACLU FOUNDATION$1,521
KQED$1,500
HABITAT FOR HUMANITY$1,386
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, $7k) land where the poverty rate runs at 15%, against an area that typically sits at 10%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $1k → 15%FRIENDS OF BAREFOOT COLLEGE: $500 → 15%FRIENDS OF BAREFOOT COLLEGE: $500 → 15%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

AK
WA
MN
MI
NY
MA
OH
PA
CT
CA
UT
CO
VA
MD
AR
TN
NC
DC
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.
04

Where the work is directed

The same grants placed two ways: where each recipient sits, and where its stated purpose sends the money.

About 9% of Johnson and Louise H Clark Charitable Foundation’s grant dollars are earmarked for a different county than the recipient’s own address. By recipient address, 52% of the giving stays in CA; by stated purpose, 50%.

Johnson and Louise H Clark Charitable Foundationlessmore of its giving
Placed by recipient address · 3.0% directed abroad (not shown)
How this is measured
Recipient view: each grant at its grantee’s ZIP, mapped to a county. Directed view: each grant at the county its stated purpose names, falling back to the recipient’s county when the purpose names no place; US grants only. A county shows only if it carries the top 95% of that view’s dollars. Purposes are read from the funder’s own 990 grant descriptions.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

90%of every dollar goes to organizations it has funded before.
$663k · 46 repeat orgs$77k to everyone else

Grantees it renews have grown median revenue +37% since the first grant, against +8% for those funded once.

46 repeat relationships: 32 still active in FY2024, 14 since wound down; 12 grantees were first funded in FY2024 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

46
14

Total granted

$663k
$58k

Median revenue growth · since first grant

+37%
+8%

Still filing today

63%
64%

New vs renewed · share of each year

In FY2024, 81% of grant dollars renewed an existing relationship; $19k went to new ones.

50%100%’17’18’19’20’21’22’23’24
RenewedFirst-time

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

’17’18’19’20’21’22’23’24
InternationalEducationEnvironmentArts & CultureCrime & LegalHealthOther
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

  • AW
    American Whitewater
    8× · 2017–2024 · $43k · revenue +44%
  • RE
    REDWOOD EMPIRE FOOD BANK
    7× · 2017–2023 · $32k · revenue +118%
  • AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC
    8× · 2017–2024 · $20k · revenue +102%

Funded once

  • MA
    MEDIA ARTS CENTER SAN DIEGOgraduated
    one grant, 2017 · $8k · revenue +60%
  • RF
    REPRODUCTIVE FREEDOM FOR ALL FOUNDATION
    one grant, 2022 · $8k · revenue +8%
  • PD
    PEACE DIRECT INC
    one grant, 2023 · $7k · revenue -11%
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
Open Markets Institute

The open markets institute works to help people relearn how to use competition policy to build stronger democracies, more just and equitable societies, more innovative and sustainable economies, and a more secure and peaceful world.

Education
2
The Union of Concerned Scientists Inc

The union of concerned scientists puts rigorous, independent science into action, developing solutions and advocating for a healthy, safe, and just future.

International
3
Center for Democracy and Technology

Advocating for public policies that advance democratic values in the digital age.

Civil Rights
4
Friends of the Earth

Friends of the earth strives for a more healthy and just world by defendng the environment and human health while advancing social and economic justice by conducting research and education, transforming the economy so it protects the…

Environment
5
Internet Society Foundation

At the internet society foundation, we focus on funding initiatives that strengthen the internet in function and reach so that it can effectively serve all people. our work advances the vision of the internet society (isoc): the internet…

International
6
Observer Research Foundation America

Organization mission the observer research foundation america orf america is an independent, non-partisan, and nonprofit organization in washington dc dedicated to addressing policy challenges facing the united states, india, and their…

International
7
American Civil Liberties Union Fund of the District of Columbia

Preservation of civil liberties through litigation and public education.

—
8
American Association for the Advancement of Science

Advance science, engineering, and innovation throughout the world for the benefit of all. the world's largest multidisciplinary scientific society and a leading publisher of cutting-edge research through its science family of journals,…

Science & Tech
9
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…

—
10
Electronic Privacy Information Center

Epic's mission is to secure the fundamental right to privacy in the digital age for all people through advocacy, research, and litigation.

Civil Rights
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
The Alliance for Just Deliberation On Solar Geoengineering Inc

The alliance for just deliberation on solar geoengineering (dsg) is a charitable, scientific and educational organization dedicated to building just and inclusive deliberation about research and potential use of solar geoengineering. solar…

Environment
How this is measured
The grantee most central to the portfolio’s shape is Democracy Forward Foundation; the most unlike its peers is South Skyline Fire Safe Council. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
05the grantee network

48 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. 48 of the 73 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)
2
Early backer (in before they grew)
48/48
Grantees still filing
32/48
Grew since first funded

Where the money sits, by cause and then by grantee

PLANNED PARENTHOOD: $190,659 · OtherPLANNED PARENTHOODTHE NUNOA PROJECT: $35,679 · OtherTHE NUNOA PROJECTST JUDES CHILDREN'S HOSPITAL: $32,764 · OtherST JUDES CHILDREN'S HOSPITALFACTCHECKORG: $21,782 · OtherHABITAT FOR HUMANITY: $19,636 · OtherUC DAVIS FOUNDATION - DIABETES RESEARCH: $19,452 · Other+42 more: $201,061 · Other+42 moreAmerican Whitewater: $43,045 · EnvironmentSEMPERVIRENS FUND: $5,000 · EnvironmentARCHANGEL ANCIENT TREE ARCHIVE: $4,750 · Environment+2 more: $2,000 · EnvironmentGLOBAL FUND FOR WOMEN INC: $8,427 · InternationalTHE HALO TRUST (USA) INC: $7,427 · InternationalPEACE DIRECT INC: $7,133 · InternationalOPERATION SMILE INC: $4,827 · InternationalUNITED STATES FUND FOR UNICEF: $3,703 · InternationalRAZOM INC: $2,295 · InternationalUNITED PALESTINIAN APPEAL INC: $2,295 · InternationalKQED INC: $11,500 · Arts & CulturePRO PUBLICA INC: $11,000 · Arts & CultureMEDIA ARTS CENTER SAN DIEGO: $8,045 · Arts & CultureOUR RESCUE: $3,442 · Arts & CultureSAN JOSE CHILDREN'S DISCOVERY MUSEUM: $2,000 · Arts & CultureREDWOOD EMPIRE FOOD BANK: $31,958 · Food & NutritionALZHEIMER'S DISEASE RESEARCH FOUNDATION: $19,452 · HealthAMERICAN FOUNDATION FOR SUICIDE PREVENTION: $4,570 · HealthBREAKTHROUGH T1D: $3,443 · HealthAUTISTIC SELF ADVOCACY NETWORK INC: $3,000 · HealthAMERICAN CIVIL LIBERTIES UNION FOUNDATION INC: $20,403 · Civil RightsTREVOR PROJECT INC: $8,259 · Civil RightsPROTECT DEMOCRACY PROJECT: $1,500 · Civil Rights
Other$521,033Environment$54,795International$36,107Arts & Culture$35,987Food & Nutrition$31,958Health$30,465Civil Rights$30,162

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 budgetAmerican Whitewater: $43,045 over 8y, 0.3% of budgetREDWOOD EMPIRE FOOD BANK: $31,958 over 7y, 0.0% of budgetAMERICAN CIVIL LIBERTIES UNION FOUNDATION INC: $20,403 over 8y, 0.0% of budgetALZHEIMER'S DISEASE RESEARCH FOUNDATION: $19,452 over 6y, 0.0% of budgetSOUTH SKYLINE FIRE SAFE COUNCIL: $13,189 over 8y, 3.6% of budgetKQED INC: $11,500 over 8y, 0.0% of budgetPRO PUBLICA INC: $11,000 over 8y, 0.0% of budgetShare Winter Foundation: $10,561 over 5y, 0.1% of budgetVerified Voting Foundation: $8,740 over 5y, 0.3% of budgetGLOBAL FUND FOR WOMEN INC: $8,427 over 8y, 0.0% of budgetTREVOR PROJECT INC: $8,259 over 7y, 0.0% of budgetMEDIA ARTS CENTER SAN DIEGO: $8,045 over 1y, 0.6% of budgetREPRODUCTIVE FREEDOM FOR ALL FOUNDATION: $7,967 over 1y, 0.0% of budgetSOUTHERN POVERTY LAW CENTER INC: $7,578 over 6y, 0.0% of budgetElectronic Frontier Foundation Inc: $7,500 over 6y, 0.0% of budgetTHE HALO TRUST (USA) INC: $7,427 over 7y, 0.0% of budgetPEACE DIRECT INC: $7,133 over 1y, 0.8% of budgetFRIENDS OF BAREFOOT COLLEGE INTERNATIONAL INC: $7,000 over 8y, 0.7% of budgetWIKIMEDIA FOUNDATION INC: $7,000 over 8y, 0.0% of budgetEVERYTOWN FOR GUN SAFETY SUPPORT FUND INC: $6,500 over 8y, 0.0% of budgetSTEPHEN SILLER TUNNEL TO TOWERS FOUNDATION: $6,114 over 2y, 0.0% of budgetSEMPERVIRENS FUND: $5,000 over 1y, 0.1% of budgetOPERATION SMILE INC: $4,827 over 1y, 0.0% of budgetARCHANGEL ANCIENT TREE ARCHIVE: $4,750 over 5y, 0.3% of budgetAMERICAN FOUNDATION FOR SUICIDE PREVENTION: $4,570 over 2y, 0.0% of budgetUNITED STATES FUND FOR UNICEF: $3,703 over 2y, 0.0% of budgetKHAN ACADEMY INC: $3,689 over 3y, 0.0% of budgetThe Mariposa Montessori School: $3,687 over 2y, 0.2% of budgetBREAKTHROUGH T1D: $3,443 over 1y, 0.0% of budgetOUR RESCUE: $3,442 over 1y, 0.0% of budgetROOM TO READ: $3,250 over 4y, 0.0% of budgetAUTISTIC SELF ADVOCACY NETWORK INC: $3,000 over 3y, 0.1% of budgetWILD HORSE FIRE BRIGADE: $2,939 over 3y, 1.4% of budgetCOMMON CAUSE EDUCATION FUND: $2,767 over 3y, 0.0% of budgetRAZOM INC: $2,295 over 1y, 0.0% of budgetUNITED PALESTINIAN APPEAL INC: $2,295 over 1y, 0.0% of budgetSAN JOSE CHILDREN'S DISCOVERY MUSEUM: $2,000 over 2y, 0.0% of budgetPROTECT DEMOCRACY PROJECT: $1,500 over 2y, 0.0% of budgetDREAMORG: $1,000 over 1y, 0.0% of budgetInfact DBA Corporate Accountability: $1,000 over 1y, 0.0% of budgetSANDY HOOK PROMISE FOUNDATION: $1,000 over 1y, 0.0% of budgetLOS GATOS-SARATOGA OBSERVATION NURSERY S: $1,000 over 1y, 0.2% of budgetUCLA FOUNDATION: $1,000 over 1y, 0.0% of budgetDISINFORMATION INDEX INC: $500 over 1y, 0.0% of budgetDEMOCRACY FORWARD FOUNDATION: $500 over 1y, 0.0% of budgetWILLIAM J BRENNAN CENTER FOR JUSTICE INC: $500 over 1y, 0.0% of budgetUnited Policyholders: $250 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 American Whitewater ↗
  • Who funds REDWOOD EMPIRE FOOD BANK ↗
  • Who funds AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC ↗
  • Who funds ALZHEIMER'S DISEASE RESEARCH FOUNDATION ↗
  • Who funds SOUTH SKYLINE FIRE SAFE COUNCIL ↗
  • Who funds KQED INC ↗
  • Who funds PRO PUBLICA INC ↗
  • Who funds Share Winter Foundation ↗
  • Who funds Verified Voting Foundation ↗
  • Who funds GLOBAL FUND FOR WOMEN INC ↗
  • Who funds TREVOR PROJECT INC ↗
  • Who funds MEDIA ARTS CENTER SAN DIEGO ↗
  • Who funds REPRODUCTIVE FREEDOM FOR ALL FOUNDATION ↗
  • Who funds SOUTHERN POVERTY LAW CENTER INC ↗
  • Who funds Electronic Frontier Foundation Inc ↗
  • Who funds THE HALO TRUST (USA) INC ↗
  • Who funds PEACE DIRECT INC ↗
  • Who funds FRIENDS OF BAREFOOT COLLEGE INTERNATIONAL INC ↗
  • Who funds WIKIMEDIA FOUNDATION INC ↗
  • Who funds EVERYTOWN FOR GUN SAFETY SUPPORT FUND INC ↗
  • Who funds STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION ↗
  • Who funds SEMPERVIRENS FUND ↗
  • Who funds OPERATION SMILE 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.

Analog Devices FoundationMA14.6× affinity5 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Analog Devices Foundation · Silicon Valley Community Foundation · The Goldman Sachs Charitable Gift Fund · The San Francisco Foundation · California Community Foundation · Ge Aerospace Foundation · Jpmorgan Chase Foundation · American Endowment Foundation · Paypal Charitable Giving Fund · Morgan Stanley Global Impact Funding Trust Inc · Vanguard Charitable Endowment Program · The Blackbaud Giving 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 Johnson and Louise H Clark Charitable Foundation funds: left to right is the share of its income from government, bottom to top the share from Johnson and Louise H Clark Charitable Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 20%0%1%3%5%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 0%
  • American Whitewater: 5% of income from government
  • Sandy Hook Promise Foundation: 0% of income from government
  • Infact Dba Corporate Accountability: 0% of income from government
no gov moneyreceives it· size = income
2get no government money at all
6report 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 Johnson and Louise H Clark Charitable Foundation?

Find your warmest path to Johnson and Louise H Clark Charitable 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 73 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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