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California · Public charity

The Etheridge Foundation

THE ETHERIDGE FOUNDATION's mission is to support groundbreaking scientific research into effective new treatments for opioid use disorder.

$214k
Granted FY2025(still arriving)
9
Itemized grants FY2025
3
Organizations funded FY2024
100%
First-time grantees FY2024
Read the full brief
Itemized, FY2025
$204k
The rest is grants the schedule does not break out
Median grant, FY2025
$17,400
Largest grant, FY2025
$50,000
Organizations funded a year
1 to 3
FY2022 to FY2024
States reached, FY2025
4
Total assets, FY2025
$1.0M

How open it is to new grantees

In FY2024, 100% of the organizations The Etheridge Foundation funded were first-time grantees, receiving 100% of its grant dollars.

New vs renewed · share of each year

In FY2024, 0% of grant dollars renewed an existing relationship; $140k went to new ones.

50%100%’23’24
RenewedFirst-time

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

’23’24
HealthPhilanthropyAnimalsOther
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.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2025still arriving9$204k89%
FY20243$140k100%
FY20232$31k100%
FY20221$25kn/a
100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2022 to 2024.

Health$155kPhilanthropy$25kAnimals$10kEnvironment$6k

Top grantees

Largest recipients by total granted, FY2022 to FY2025, and the share of each one’s budget the grants supplied at peak.

GranteeTotal grantedYearsShare of their budget
Usona Institute Inc$105,00011%
University of California Irvine Foundation$50,00010%
Heroic Hearts Project Inc$40,0001n/a
Cultivating Balance Inc$34,000165%
Pnm Tnmp Foundation$25,00014%
Mass General Brigham Incorporated$25,0001n/a
University of Wisconsin Foundation$25,00010%
Indigenous Medicine Conservation Fund$23,70020%
Npa Foundation$20,0001n/a
Multidisciplinary Association for Psychedelic Studies Inc$15,0001n/a
Show all 14 grantees
All grantees of The Etheridge Foundation by total granted
GranteeTotal grantedYearsShare of their budget
Usona Institute Inc$105,00011%
University of California Irvine Foundation$50,00010%
Heroic Hearts Project Inc$40,0001n/a
Cultivating Balance Inc$34,000165%
Pnm Tnmp Foundation$25,00014%
Mass General Brigham Incorporated$25,0001n/a
University of Wisconsin Foundation$25,00010%
Indigenous Medicine Conservation Fund$23,70020%
Npa Foundation$20,0001n/a
Multidisciplinary Association for Psychedelic Studies Inc$15,0001n/a
Addiction Education Society Inc$10,10011%
Believe Ranch and Rescue$10,00011%
Vilomah Memorial Foundation$10,0001n/a
San Francisco Psychedelic Society$7,0001n/a

Where it is load-bearing

The Etheridge Foundation supplied at least a quarter of the budget for 1 of its grantees at some point. The chart plots its 8 largest grantees; load-bearing ones sit top left.

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetUsona Institute Inc: $105,000 over 1y, 1.3% of budgetUniversity of California Irvine Foundation: $50,000 over 1y, 0.0% of budgetCultivating Balance Inc: $34,000 over 1y, 65% of budgetPnm Tnmp Foundation: $25,000 over 1y, 4.2% of budgetUniversity of Wisconsin Foundation: $25,000 over 1y, 0.0% of budgetIndigenous Medicine Conservation Fund: $23,700 over 2y, 0.3% of budgetAddiction Education Society Inc: $10,100 over 1y, 1.4% of budgetBelieve Ranch and Rescue: $10,000 over 1y, 1.4% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 8.

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 set of overlaps that mostly run through this funder rather than between each other.

Fidelity Investments Charitable Gift FundMA6.6× affinity4 shared granteesties to 0 of 0Hover any node to trace its alignments.Compare side by side →

Open a dossier: Fidelity Investments Charitable Gift 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.

Compare The Etheridge Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to The Etheridge Foundation?

Find your warmest path to The Etheridge 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.

About The Etheridge Foundation

How much does The Etheridge Foundation give?
The Etheridge Foundation reported 9 itemized grants totaling $203,500, out of $213,500 in total grant expense reported on the return in its FY2025 IRS filing. It funded between 1 and 3 organizations a year over FY2022 to FY2024.
What does The Etheridge Foundation fund?
By grant dollars over FY2022 to FY2025, its largest causes are Health (79%), Philanthropy (13%), Animals (5%).
Who are The Etheridge Foundation's largest grantees?
By total granted over FY2022 to FY2025: Usona Institute Inc ($105k), University of California Irvine Foundation ($50k), Heroic Hearts Project Inc ($40k).
Does The Etheridge Foundation fund new organizations?
In FY2024, 100% of the organizations it funded were first-time grantees.
Which funders back the same organizations as The Etheridge Foundation?
Its strongest co-funders, measured against what their size predicts, include Fidelity Investments Charitable Gift Fund.
Where is The Etheridge Foundation based?
The Etheridge Foundation is based in CA.

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 14 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 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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