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Pennsylvania · Private foundation

Mosi 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.

$854k
Granted FY2025(still arriving)
22
Grants FY2025
15
Organizations funded FY2024
20%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$34,180
Largest grant, FY2025
$92,072
Organizations funded a year
13 to 17
FY2018 to FY2024
States reached, FY2025
6
Total assets, FY2025
$3.1M
Applications
Preselected organizations only
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 20% of the organizations Mosi Foundation funded were first-time grantees, receiving 9% of its grant dollars.

New vs renewed · share of each year

In FY2024, 91% of grant dollars renewed an existing relationship; $55k went to new ones.

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

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

’18’19’20’21’22’23’24
HealthEducationRecreation & SportsArts & CultureFood & NutritionPhilanthropyOther
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 arriving11$854k18%
FY202415$629k20%
FY202314$649k14%
FY202214$564k21%
FY202117$674k6%
FY202017$594k12%
FY201917$832k29%
FY201813$688k31%
96% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2024.

Arts & Culture$2.4MEducation$1.5MYouth Development$514kHealth$450kScience & Tech$252kFood & Nutrition$78kRecreation & Sports$20kInternational$19kOther$0

Top grantees

Largest recipients by total granted, FY2017 to FY2025, and the share of each one’s budget the grants supplied at peak.

Show all 23 grantees

What it could do for these grantees

Plus 9 recipients with no EIN on record ($1.1M), not named here.

Where it is load-bearing

Each grantee by its size and the share of its budget Mosi Foundation supplied at peak.

25%50%75%100%$10M$100Mgrantee revenue →↑ funder's share of their budgetThe William a Farnsworth Library and Art Museum Inc: $2,477,579 over 9y, 10% of budgetTrekkers Inc: $514,436 over 4y, 16% of budgetOhio Valley University Inc: $398,416 over 2y, 2.9% of budgetThe Franklin Institute: $252,355 over 7y, 0.3% of budgetThe Children's Hospital of Philadelphia: $217,391 over 8y, 0.0% of budgetRochester Christian University: $202,710 over 2y, 0.5% of budgetPepperdine University: $175,954 over 8y, 0.0% of budgetThe International School of San Francisco: $151,450 over 7y, 0.1% of budgetShipley School: $130,688 over 9y, 0.1% of budgetPhilabundance: $98,251 over 6y, 0.0% of budgetPoints North Institute: $84,109 over 5y, 1.5% of budgetSusquehanna University: $58,336 over 6y, 0.0% of budgetKindle Hill Foundation: $32,647 over 3y, 2.4% of budgetThe Barnes Foundation: $32,212 over 3y, 0.1% of budgetNorthwestern University: $30,910 over 3y, 0.0% of budgetMain Line Hospitals Inc: $30,639 over 3y, 0.0% of budgetThe Baldwin School: $26,492 over 3y, 0.1% of budgetThe Bryn Mawr Hospital Foundation: $23,738 over 1y, 0.2% of budgetHansen Foundation Inc: $21,433 over 2y, 0.4% of budgetVillanova University: $20,229 over 1y, 0.0% of budgetMoms Against Poverty: $18,714 over 1y, 0.4% of budgetCenter for Furniture Craftsmanship: $15,000 over 3y, 0.3% of budgetSouthern Methodist University: $10,622 over 1y, 0.0% 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 23.

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.

National Philanthropic TrustPA11.9× affinity9 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: National Philanthropic Trust · American Endowment Foundation · The Pfizer Foundation Inc · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · The Bank of America Charitable Foundation Inc · Charities Aid Foundation America · Vanguard Charitable Endowment Program · Morgan Stanley Global Impact Funding Trust Inc · Donor Advised Charitable Giving Inc · American Online Giving Foundation 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.

Compare Mosi Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to Mosi Foundation?

Find your warmest path to Mosi 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 Mosi Foundation

How much does Mosi Foundation give?
Mosi Foundation reported 22 grants totaling $854,424 in its FY2025 IRS filing. It funded between 13 and 17 organizations a year over FY2018 to FY2024.
What does Mosi Foundation fund?
By grant dollars over FY2017 to FY2025, its largest causes are Arts & Culture (45%), Education (28%), Youth Development (10%).
Who are Mosi Foundation's largest grantees?
By total granted over FY2017 to FY2025: The William a Farnsworth Library and Art Museum Inc ($2.5M), Trekkers Inc ($514k), Ohio Valley University Inc ($398k).
Does Mosi Foundation fund new organizations?
In FY2024, 20% of the organizations it funded were first-time grantees.
Does Mosi Foundation accept unsolicited applications?
Its most recent filing reports that it funds preselected organizations and does not take unsolicited requests. Check the foundation's own site before ruling it out.
Which funders back the same organizations as Mosi Foundation?
Its strongest co-funders, measured against what their size predicts, include National Philanthropic Trust, American Endowment Foundation, The Pfizer Foundation Inc.
Where is Mosi Foundation based?
Mosi Foundation is based in PA.

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 32 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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