Private foundation · EIN 74-3071480 · Bryn Mawr, Pennsylvania · Philanthropy & grantmaking

Mosi Foundation

Should you approach them?

Don't send a cold proposal. The foundation reports that it only gives to preselected organizations; an introduction through a current grantee or board member is the realistic route.

From the 2025 Form 990-PF: 22 grants paid, $854K total, median $32K. 55% of grants stayed in Pennsylvania.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
22
$854K
Median grant
$32K
Stays in PA
55%
of grants
Deadline
—
Assets
$3.1M

Grants paid in 2025

22 grants, all shown · from Form 990-PF Part XV

RecipientPurposeAmount
Beaumont RetirementBryn Mawr, PACharitable purposes$92K
Beaumont RetirementBryn Mawr, PACharitable purposes$89K
Beaumont RetirementBryn Mawr, PACharitable purposes$78K
Beaumont RetirementBryn Mawr, PACharitable purposes$74K
Beaumont RetirementBryn Mawr, PACharitable purposes$71K
Beaumont RetirementBryn Mawr, PACharitable purposes$61K
Children's Hospital of PhiladelphiaPhiladelphia, PACharitable purposes$50K
Farnsworth MuseumRockland, MECharitable purposes$41K
Beaumont RetirementBryn Mawr, PACharitable purposes$37K
Farnsworth MuseumRockland, MECharitable purposes$37K
Farnsworth MuseumRockland, MECharitable purposes$34K
Farnsworth MuseumRockland, MECharitable purposes$30K
Farnsworth MuseumRockland, MECharitable purposes$30K
Farnsworth MuseumRockland, MECharitable purposes$29K
PhilabundancePhiladelphia, PACharitable purposes$21K
Pepperdine UniversityMalibu, CACharitable purposes$15K
Hansen FoundationEgg Harbor City, NJCharitable purposes$11K
Kindle Hill FoundationBlue Bell, PACharitable purposes$11K
Community College of PhiladelphiaPhiladelphia, PACharitable purposes$11K
Northwestern UniversityEvanston, ILCharitable purposes$11K
Southern Methodist UniversityDallas, TXCharitable purposes$11K
The Shipley SchoolBryn Mawr, PACharitable purposes$11K

By state: Pennsylvania 12 · Maine 6 · California 1 · New Jersey 1 · Illinois 1 · Texas 1

About this foundation

Mosi Foundation is a private grantmaking foundation in Bryn Mawr, Pennsylvania, administered in care of Gerald a Isom, tax-exempt since 2003. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

All filings on ProPublica

Does Mosi Foundation accept grant applications?

No. On its 2025 Form 990-PF the foundation checked that it only makes contributions to preselected organizations. Look for an introduction through a current grantee.

How much does Mosi Foundation give each year?

In tax year 2025 it paid $854K across 22 grants, a median of $32K.

Where does Mosi Foundation give?

Pennsylvania (12 grants), Maine (6 grants), California (1 grants) and elsewhere, per its latest filing.

More foundations near Bryn Mawr that accept applications

All in Pennsylvania
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Uncommon Individual Foundationsince 1986 Bryn Mawr, PA $1.1M94 grants · 2024 $1,250Preselected only $94M
The Essential Foundation Fka Aqua Charitable Trustsince 2000 Bryn Mawr, PA $6.0M1 grants · 2025 $6.0MYes $44M
Barrack Foundationsince 1982 Bryn Mawr, PA $69K6 grants · 2024 $5,000Preselected only $33M
Angelakis Charitable Foundationsince 2019 Bryn Mawr, PA $695K37 grants · 2024 $5,400Preselected only $21M
The Cotswold Foundationsince 1995 Bryn Mawr, PA $6.9M1 grants · 2024 $6.9MPreselected only $18M
Belmont Futuressince 2025 Bryn Mawr, PA — —Preselected only $16M
Winokur Foundationsince 1986 Bryn Mawr, PA $700K2 grants · 2024 $350KPreselected only $14M
Meigs Family Foundationsince 2014 Bryn Mawr, PA $746K13 grants · 2024 $25KPreselected only $14M
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