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· Public charity

Persimmon Foundation

The foundation operates exclusively for charitable, educational, or religious purposes by conducting or supporting activities for the benefit of, or to carry out the purposes of, the jewish community federation of san francisco, the peninsula, marin and sonoma counties.

$501k
Granted FY2025still arriving
4
Grants FY2025still arriving
4
States reached
$330k
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.

Education$1.1MPhilanthropy$372kRecreation & Sports$235kHealth$100kReligion$45kCommunity Improvement$7k
02FY2025 · 4 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • $10k–50k1 grant · $30k
  • $50k–250k2 grants · $132k
  • $250k+1 grant · $330k
$75,000
Median grant
4
States reached
$3.8M
Total assets
Largest grants
RecipientAmount
UNIVERSITY OF PITTSBURGH$330,000
NORTHWESTERN UNIVERSITY$75,000
MYRIAD USA$57,333
JEWISH COMMUNITY FEDERATION$30,000
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:

Dollar for dollar, its grants (FY17–25) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 92% of its dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%NATIONAL TAY-SACHS AND ALLIED DISEASES ASSOCIATION: $10k → 16%ISRAEL VENTURE NETWORK: $7k → 8%URJ CAMP NEWMAN: $10k → 8%JEWISH COMMUNITY FEDERATION: $200k → 10%UNIVERSITY COLLEGE LONDON FRIENDS AND ALUMNI ASSOCIATION: $80k → 14%NORTHWESTERN UNIVERSITY: $75k → 14%CONGREGATION BETH AM: $26k → 8%JEWISH COMMUNITY FEDERATION: $32k → 10%NORTHWESTERN UNIVERSITY: $75k → 14%CONGREGATION BETH AM: $7k → 8%JEWISH COMMUNITY FEDERATION: $30k → 10%NORTHWESTERN UNIVERSITY: $75k → 14%CONGREGATION BETH AM: $6k → 8%JEWISH COMMUNITY FEDERATION: $29k → 10%CONGREGATION BETH AM: $6k → 8%JEWISH COMMUNITY FEDERATION: $29k → 10%CONGREGATION BETH AM: $1k → 8%JEWISH COMMUNITY FEDERATION: $28k → 10%JEWISH COMMUNITY FEDERATION: $25k → 10%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.
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 48% of Persimmon Foundation’s grant dollars are earmarked for a different county than the recipient’s own address.

Persimmon Foundationlessmore of its giving
Placed by recipient address · 15% 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.

81%of every dollar goes to organizations it has funded before.
$885k · 3 repeat orgs$209k to everyone else

Grantees it renews have grown median revenue +14% since the first grant, against +10% for those funded once.

3 repeat relationships: 2 still active in FY2025, 1 since wound down.

How the two cohorts compare

Re-uppedFunded once

Organizations

3
7

Total granted

$885k
$209k

Median revenue growth · since first grant

+14%
+10%

Still filing today

67%
86%

New vs renewed · share of each year

In FY2025, 100% of grant dollars renewed an existing relationship; $0 went to new ones.

50%100%’17’18’20’21’22’24’25
RenewedFirst-time

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

’17’18’20’21’22’24’25
EducationHealthInternationalRecreation & SportsOther
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

  • UNIVERSITY OF PITTSBURGH
    2× · 2024–2025 · $615k · revenue +4%
  • Northwestern University
    3× · 2021–2025 · $225k · revenue +14%
  • CB
    CONGREGATION BETH AM
    5× · 2018–2024 · $45k

Funded once

  • GEORGETOWN UNIVERSITY
    one grant, 2024 · $85k · revenue +10%
  • UC
    UNIVERSITY COLLEGE LONDON FRIENDS & ALUMNI ASSOCIATION INC
    one grant, 2024 · $80k · revenue 0%
  • NT
    NATIONAL TAY-SACHS & ALLIED DISEASES ASS
    one grant, 2018 · $10k · revenue +12%
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
The Trustees of Princeton University

Research, education and general - princeton university is a private not-for-profit, non-sectarian institution of higher learning with approximately 5,700 undergraduate and 3,300 graduate students. 2,500 students graduated in the 2024-2025…

Education
2
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
3
University of New Haven

The University of New Haven is a student-centered comprehensive university with an emphasis on excellence in liberal arts and professional education. Our mission is to prepare our students to lead purposeful and fulfilling lives in a…

Education
4
President and Fellows of Harvard College

Undergraduate, graduate, and professional education and research across a broad array of academic domains.

Education
5
Trustees of Tufts College

Education and Research

Education
6
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
7
Furman University

The primary mission of furman as a liberal arts institution is to provide a distinctive education in fine arts, humanities, social sciences, mathematics and the sciences, as well as selected professional disciplines.

Education
8
Neurology Associates of Stony Brook University Faculty Practice Corp

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
9
Manhattan University

Manhattan university is an independent catholic instituion of higher learning that embraces qualified men and women of all faiths, cultures, and traditions. the mission of manhattan university is to provide a contemporary, person-centered…

Education
10
The George Washington University

The mission of the george washington university (gw) is to educate individuals in liberal arts, languages, sciences, learned professions, and other courses and subjects of study, and to conduct scholarly research and publish the findings…

Education
11
The Governors of the University of Calgary

The University of Calgary is a global intellectual hub located in Canada's most enterprising city. In this spirited, high quality learning environment students will thrive in programs made rich by research, hands-on experiences and…

—
12
Trinity University

Trinity university is an independent co-educational university whose mission is excellence in the interrelated areas of teaching, research and services.

Education
How this is measured
The grantee most central to the portfolio’s shape is University of Pittsburgh; the most unlike its peers is National Tay-Sachs & Allied Diseases Ass. 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

10 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. 10 of the 12 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)
10/10
Grantees still filing
6/10
Grew since first funded

Where the money sits, by cause and then by grantee

UNIVERSITY OF PITTSBURGH: $614,757 · EducationUNIVERSITY OF PITTSBURGHGEORGETOWN UNIVERSITY: $84,534 · EducationGEORGETOWN UNIVERSITY+2 more: $14,000 · EducationMYRIAD USA INC: $423,564 · InternationalMYRIAD USA INCUNIVERSITY COLLEGE LONDON FRIENDS & ALUMNI ASSOCIATION INC: $80,000 · InternationalUNIVERSITY COLLEGE LONDON FRIE…JEWISH COMMUNITY FEDERATION OF SAN FRANCISCO THE PENINSULA MARIN & SONOMA: $371,700 · PhilanthropyJEWISH COMMUNITY FEDER…Northwestern University: $225,000 · Recreation & SportsNorthwestern …CONGREGATION BETH AM: $45,415 · OtherUNION FOR REFORM JUDAISM: $10,000 · OtherNATIONAL TAY-SACHS & ALLIED DISEASES ASS: $10,000 · HealthTHE MICHAEL J FOX FOUNDATION FOR PARKINSON'S RESEARCH: $10,000 · Health
Education$713,291International$503,564Philanthropy$371,700Recreation & Sports$225,000Other$55,415Health$20,000

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 budgetUNIVERSITY OF PITTSBURGH: $614,757 over 2y, 0.0% of budgetMYRIAD USA INC: $423,564 over 2y, 0.2% of budgetJEWISH COMMUNITY FEDERATION OF SAN FRANCISCO THE PENINSULA MARIN & SONOMA: $371,700 over 8y, 0.1% of budgetNorthwestern University: $225,000 over 3y, 0.0% of budgetGEORGETOWN UNIVERSITY: $84,534 over 1y, 0.0% of budgetUNIVERSITY COLLEGE LONDON FRIENDS & ALUMNI ASSOCIATION INC: $80,000 over 1y, 4.2% of budgetNATIONAL TAY-SACHS & ALLIED DISEASES ASS: $10,000 over 1y, 0.8% of budgetTHE MICHAEL J FOX FOUNDATION FOR PARKINSON'S RESEARCH: $10,000 over 1y, 0.0% of budgetIsrael Venture Network: $7,000 over 1y, 1.7% of budgetRUTGERS UNIVERSITY FOUNDATION: $7,000 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.

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.

Donor Advised Charitable Giving IncCO7.3× affinity4 shared granteesties to 1 of 1Hover any node to trace its alignments.Compare side by side →

Open a dossier: Donor Advised Charitable Giving Inc · 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.

How much its grantees rely on government

Each dot is one organization Persimmon Foundation funds: left to right is the share of its income from government, bottom to top the share from Persimmon Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%0%1%3%5%funder's share of their income ↑0%5%10%15%20%share of the org’s income from government →median 0%
  • Rutgers University Foundation: 0% of income from government
no gov moneyreceives it· size = income
1get 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 · 0–20%
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 Persimmon Foundation?

Find your warmest path to Persimmon 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 12 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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