Private Foundation

Sonnenberg Family Foundation Inc

Sonnenberg Family Foundation Inc is a private foundation categorized as Private Foundation based in Milwaukee, WI. Its most recent IRS filing (2025) reports revenue of $4K, expenses of $15K, total assets of $214K. Imperigo tracks 3 reported grants from this foundation totaling approximately $25K.

EIN: 994169330 Milwaukee, WI Latest filing: 2025

Total Revenue$4K

Total Expenses$15K

Total Assets$214K

Grants Given3

Grant Total$25K

Filing Years2024–2025

Sample Grants Given

Planned Parenthood of Wisconsin

Milwaukee, WI · 2025

To help individuals access the health care that they need.

$7,500

Catholic Charties of Milwaukee

St Francis, WI · 2025

To support legal services for refugees and immigrants.

$7,500

META HOUSE

Glendale, WI · 2024

PURCHASED ROOM AT META HOUSE

$10,000

Showing up to 5 of 3 total records — full history available with membership.

Officers & Directors

Director Carol Fischer Sonnenberg

Treasurer James Sonnenberg

President Kelly Sonnenberg

Director Megan Sonnenberg

Secretary Taylor Sonnenberg

Officer compensation and complete director data available with membership.

Top Grant Purposes

PURCHASED ROOM AT META HOUSE

$10,000 1 grant

To help individuals access the health care that they need.

$7,500 1 grant

To support legal services for refugees and immigrants.

$7,500 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	$4K	$15K	$214K
2024	$211K	$10K	$201K

Between 2024 and 2025, reported annual revenue declined from $211K to $4K (-98%), with total assets most recently reported at $214K.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in WI.

Full geographic grant map with state-by-state breakdown available with membership.

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