Private foundation · EIN 36-4120167 · Warrenville, Illinois · Philanthropy & grantmaking

Ritzenthaler Family 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: 8 grants paid, $2.5M total, median $30K. 75% of grants stayed in Illinois.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
8
$2.5M
Median grant
$30K
Stays in IL
75%
of grants
Deadline
—
Assets
$2.6M

Grants paid in 2025

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

RecipientPurposeAmount
North Central CollegeNaperville, ILPayments for scholarships$2.0M
Northwest Community HospitalArlington Heights, ILGeneral operating support$400K
MisericordiaChicago, ILCommunity$50K
Outreach Community MinistriesWheaton, ILCommunity$50K
6 Thousand Moms NfpGlen Ellyn, ILGeneral operating support$10K
Historic Ironwood TheaterIronwood, MIGeneral operating support$10K
Grow Well FoundationNaperville, ILGeneral support$10K
Point FoundationLos Angeles, CAGeneral support$10K

By state: Illinois 6 · Michigan 1 · California 1

About this foundation

Ritzenthaler Family Foundation is a private grantmaking foundation in Warrenville, Illinois, tax-exempt since 1999. 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 Ritzenthaler Family 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 Ritzenthaler Family Foundation give each year?

In tax year 2025 it paid $2.5M across 8 grants, a median of $30K.

Where does Ritzenthaler Family Foundation give?

Illinois (6 grants), Michigan (1 grants), California (1 grants), per its latest filing.

More foundations near Warrenville that accept applications

All in Illinois
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Thomas O Brown Foundationsince 2003 Warrenville, IL $261K11 grants · 2025 $25KPreselected only $5.8M
Howard G Buffett Foundationsince 1999 Decatur, IL $699M1 grants · 2025 $699MPreselected only $721M
John D & Catherine T Macarthur Foundationsince 1971 Chicago, IL $356M1,086 grants · 2024 $160KPreselected only $8.7B
Arie and Ida Crown Memorialsince 1962 Chicago, IL $115M897 grants · 2024 $55KYes $2.4B
Builders Initiativesince 2017 Chicago, IL $97M392 grants · 2024 $150KPreselected only $1.7B
Joyce Foundationsince 1949 Chicago, IL $52M470 grants · 2024 $80KYes $1.2B
St George Corporationsince 2021 Burr Ridge, IL $34M5 grants · 2024 $1.0MPreselected only $768M
Negaunee Foundation Ltdsince 1988 Northbrook, IL $34M114 grants · 2024 $60KPreselected only $455M
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