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Mequon, WI · 2025 filing

William & Sandy Heitz Family Foundation

Accepts applications

William & Sandy Heitz Family Foundation accepts grant applications.

Its most recent filing reports $194K given across eighteen grants.

A typical grant is around $5K.

It funds disease & medical research, mental health & crisis intervention, education.

What they give

$194K
Total giving
18
Grants made
$5K
Typical grant
$50K
Largest grant

From their 2025 Form 990-PF. Foundations file annually, so these figures describe a year that has already closed.

What their grants run

The eighteen grants itemized on their 2025 filing, by size. Half of them landed between $2K and $18K, which is the range to judge your own ask against.

1
7
6
4
0
0
Under $1K$1K–5K$5K–25K$25K–100K$100K–1MOver $1M
Itemized grants on the 2025 filing, bucketed by grant size.

Where the money went

Grants on the 2025 filing reached nine states. The largest destinations, with each state’s wider funding picture linked:

Wisconsin$74K
Florida$53K
New York$25K
North Carolina$25K
South Carolina$12K
Itemized grant dollars by recipient state, 2025 filing.

What they fund

Based on where their grants went.

  • Disease & Medical Research
  • Mental Health & Crisis Intervention
  • Education

Recent giving reached Florida, Indiana, North Carolina, New York, Ohio, South Carolina, Tennessee, Texas, Wisconsin.

Find more about this foundation in Quillify

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  • All 18 grants, with recipient and amount
  • Who they fund that looks like you
  • Are you eligible? Read from the actual filing
  • A proposal drafted to what they actually fund
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