Private foundation · EIN 39-1717099 · Milwaukee, Wisconsin

Antonia Foundation Inc

Should you approach them?

Yes, approach them if you're in Wisconsin. The foundation accepts applications (NONE) and its median grant is $25K.

From the 2025 Form 990-PF: 17 grants paid, $737K total, median $25K. 100% of grants stayed in Wisconsin. Stated restrictions: Animal and wildlife conservation, nature education, and habitat protection. Food security.

Accepts applications
Yes
per 990-PF Part XV
Grants paid, 2025
17
$737K
Median grant
$25K
Stays in WI
100%
of grants
Deadline
NONE
Assets
$10M

How to apply

Submit grant information to address in 2a Contact: Laura J Arnow Cpa, 3966 North Lake Drive, Shorewood, Wi, 4149644000 Deadlines: NONE Restrictions: Animal and wildlife conservation, nature education, and habitat protection. Food security.

Quoted from Part XV of the foundation's 2025 Form 990-PF; the full text is in the filing. Confirm on the foundation's website before you write.

Grants paid in 2025

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

RecipientPurposeAmount
Urban Ecology CenterMilwaukee, WITo support neighborhoodenviro ed project/prairie restoration$175K
Milwaukee Public MuseumMilwaukee, WITo support bioblitzand field stationeducational space$110K
International Crane FoundationBaraboo, WITo support educationalprogramming andwelcome center theater$80K
Mequon Nature PreserveMequon, WITo support fellowsprogram & waterquality & ag progs$75K
Zoological Society of MilwMilwaukee, WITo support animalambassador & studentintern programs$52K
Hunger Task ForceWest Milwaukee, WITo support farmoperations$50K
Vivent HealthMilwaukee, WITo support foodpantry and grabn go bags$40K
Wisconsin Humane SocietyMilwaukee, WITo support wildliferehabilitation ctrinternship program$25K
Lake Michigan Bird ObservatoryPort Washington, WITo support neighborhoodhabitat improvementproject$25K
Riveredge Nature CenterSaukville, WITo support educationalprogramming$20K
Restoring LandsMilwaukee, WITo support emergingconservationprofessionals program$20K
Neighborhood House of MilwaukeeMilwaukee, WITo support lead &learn conservationcorps$15K
Boerner Botanical GardensHales Corners, WITo support childrens plant science andenvironmental prog$10K
The Aldo Leopold Nature CenterMonona, WITo support growing pridein wisc educ initiative& w.o.w. project$10K
Schlitz Audubon Nature CenterMilwaukee, WITo supportconservationpriority projects$10K
University of Wisconsin-MilwaukeeMilwaukee, WITo supportfood center andpantry$10K
Gathering WatersMadison, WITo support landconservation lawprogram internship$10K

About this foundation

Antonia Foundation Inc is a private grantmaking foundation in Milwaukee, Wisconsin, administered in care of F Michael Arnow Cpa, tax-exempt since 1992. 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 Antonia Foundation Inc accept grant applications?

Yes. On its 2025 Form 990-PF the foundation indicates it accepts applications. Submit grant information to address in 2a Deadlines: NONE.

How much does Antonia Foundation Inc give each year?

In tax year 2025 it paid $737K across 17 grants, a median of $25K.

Where does Antonia Foundation Inc give?

Wisconsin (17 grants), per its latest filing.

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