Private foundation · EIN 23-2573603 · Wynnewood, Pennsylvania

The Sidewater Family Foundation Inc

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: 47 grants paid, $319K total, median $5,000. 49% of grants stayed in Pennsylvania.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
47
$319K
Median grant
$5,000
Stays in PA
49%
of grants
Deadline
—
Assets
$3.4M

Grants paid in 2025

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

RecipientPurposeAmount
Lankenau Medical Center FoundationWynnewood, PAOperations$30K
American Society for Yad VashemNew York, NYOperations$15K
The Jewish Theological SeminaryNew York, NYOperations$15K
Chop FoundationPhiladelphia, PAOperations$12K
Jewish Relief AgencyBala Cynwyd, PAOperations$12K
American Friends of Israel Navy SealsNew York, NYOperations$10K
American Friends of Magen David AdomNew York, NYOperations$10K
American Friends of Natal IncNew York, NYOperations$10K
American Friends of the Hebrew UniversityPhiladelphia, PAOperations$10K
Jevs Human ServicesPhiladelphia, PAOperations$10K
Jewish Federation of Greater PhiladelphiaPhiladelphia, PAOperations$10K
United HatzalahNew York, NYOperations$10K
WhyypbsPhiladelphia, PAOperations$10K
Jewish MuseumNew York, NYOperations$10K
Germantown Friends SchoolPhiladelphia, PAOperations$10K
Mount Sinai Health SystemNew York, NYOperations$10K
Abramson Cancer CenterPhiladelphia, PAOperations$8,350
Abramson Cancer Center UnivpaPhiladelphia, PAOperations$8,350
American Technion SocietyNew York, NYOperations$8,000
Jewish Federation of South Palm Beach CountyBoca Raton, FLOperations$6,000
ACLUNew York, NYOperations$5,000
Damon Runyon Cancer ResearchNew York, NYOperations$5,000
Jafco Children's VillageSunrise, FLOperations$5,000
Northeastern UniversityBoston, MAOperations$5,000
Penn State UniversityUniversity Park, PAOperations$5,000
PhilabundancePhiladelphia, PAOperations$5,000
Project HomePhiladelphia, PAOperations$5,000
Robin Hood FoundationNew York, NYOperations$5,000
Drexel HillelPhiladelphia, PAOperations$5,000
Shore Medical CenterSomers Point, NJOperations$5,000
The Jane Goodall InstituteWashington, DCOperations$5,000
Abramson Senior CareJenkintown, PAOperations$4,000
Anti-Defamation LeagueNew York, NYOperations$4,000
Curtis Institute of MusicPhiladelphia, PAOperations$4,000
Fels Early Learning ServicesPhiladelphia, PAOperations$4,000
Philadelphia Museum of ArtPhiladelphia, PAOperations$4,000
Disabled American VeteransPhiladelphia, PAOperations$4,000
Jewish Learning VenturePhiladelphia, PAOperations$3,000
Fenway Community Health CenterBoston, MAOperations$2,500
Free Library FoundationPhiladelphia, PAOperations$2,000
KavodDenver, COOperations$2,000
Mighty WritersPhiladelphia, PAOperations$2,000
Long Beach Island Foundation of Arts and SciencesLoveladies, NJOperations$1,500
Irish Repertory TheatreNew York, NYOperations$850
City and Country SchoolNew York, NYOperations$500
Reach Out & ReadPhiladelphia, PAOperations$500
The Campfire ProjectNew York, NYOperations$500

By state: Pennsylvania 23 · New York 16 · Florida 2 · Massachusetts 2 · New Jersey 2 · District of Columbia 1

About this foundation

The Sidewater Family Foundation Inc is a private grantmaking foundation in Wynnewood, Pennsylvania, administered in care of Morris Sidewater, tax-exempt since 1989. 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 The Sidewater Family Foundation Inc 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 The Sidewater Family Foundation Inc give each year?

In tax year 2025 it paid $319K across 47 grants, a median of $5,000.

Where does The Sidewater Family Foundation Inc give?

Pennsylvania (23 grants), New York (16 grants), Florida (2 grants) and elsewhere, per its latest filing.

More foundations near Wynnewood that accept applications

All in Pennsylvania
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Jacob Goldfarb and Malka R Goldfarb Charitable Foundationsince 1998 Wynnewood, PA $222K3 grants · 2025 $30KYes $1.3M
William Penn Foundationsince 1947 Philadelphia, PA $149M1,027 grants · 2024 $50KYes $3.3B
John Templeton Foundationsince 1988 West Conshohocken, PA $134M426 grants · 2024 $217KYes $3.4B
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