Funding search · EIN 994169330 · Milwaukee, WI
Sonnenberg Family Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 3
- grants reported
- $25,000
- total given
- 2024–2025
- filing years
- $7,500
- median grant
Based on grants this organization reported to the IRS for tax years 2024–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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1 grant matching “immigration and refugees” · $7,500
- $7,500
Catholic Charties of Milwaukee · St Francis, WI · 2025
To support legal services for refugees and immigrants.
Grant history
All 3 reported grants, largest first.
- $10,000
Meta House · Glendale, WI · 2024
Purchased room at meta house
- $7,500
Catholic Charties of Milwaukee · St Francis, WI · 2025
To support legal services for refugees and immigrants.
- $7,500
Planned Parenthood of Wisconsin · Milwaukee, WI · 2025
To help individuals access the health care that they need.
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

