Private foundation · EIN 36-3478679 · Lincolnshire, Illinois

William L and Josephine B Weiss 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: 7 grants paid, $752K total, median $45K.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
7
$752K
Median grant
$45K
Stays in IL
—
of grants
Deadline
—
Assets
$3.3M

Grants paid in 2025

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

RecipientPurposeAmount
Pennsylvania State UniversityUniversity Park, PAEducation$250K
Sandhills Community College Foundation IncPinehurst, NCEducation$220K
Court Sports for Life FoundationSteamboat Springs, COCommunity$185K
Boys & Girls Homes of North Carolina IncLake Waccamaw, NCCommunity$45K
Wake Tech Community College FoundationRaleigh, NCEducation$44K
Dial HopeSarasota, FLReligious & community$5,000
Impact MissionsRefton, PACommunity$3,000

By state: North Carolina 3 · Pennsylvania 2 · Colorado 1 · Florida 1

About this foundation

William L and Josephine B Weiss Family Foundation is a private grantmaking foundation in Lincolnshire, Illinois, tax-exempt since 1987. 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 William L and Josephine B Weiss 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 William L and Josephine B Weiss Family Foundation give each year?

In tax year 2025 it paid $752K across 7 grants, a median of $45K.

Where does William L and Josephine B Weiss Family Foundation give?

North Carolina (3 grants), Pennsylvania (2 grants), Colorado (1 grants) and elsewhere, per its latest filing.

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