Middendorf Family Foundation

EIN 23-3069847 · NY · NTEE T21

Invitation only Typical grant ~$87.5K Funds in FL, NY, OH +1
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Giving Profile

In 2025, Middendorf Family Foundation based in NY paid 12 grants totaling $1.3M to 12 organizations across 4 states. Individual grants ranged from $20K to $325K, with a median of $87.5K. Its largest recipients included MISSIONARY SOCIETY SALESIAN SISTERS, OUR LADY OF MISSISSIPPI VALLEY, and FISH OF SANIBEL. The foundation does not accept unsolicited applications — giving is by invitation only.

Foundation at a Glance

Total assets
$6,233,935
Giving (latest yr)
$1,270,000
Filing year
2025
Itemized grants
12
Median grant
$87.5K
Recipients
12
States reached
4
Officers/trustees
2
Unsolicited applications
No — invitation only

Where the Money Goes

Top recipients

  • Missionary Society Salesian Sisters$325,000
  • Our Lady of Mississippi Valley$150,000
  • Fish of Sanibel$125,000
  • Katie's House Inc$125,000
  • Sanibel Captiva Conservation Foundation$125,000

Where grants went

  • Florida$1,050,000 · 9 grants
  • New York$125,000 · 1 grant
  • Ohio$75,000 · 1 grant
  • Minnesota$20,000 · 1 grant

Grants Paid (12)

Missionary Society Salesian Sisters
Tampa, FL
General Charitable Purposes
$325,000
Our Lady of Mississippi Valley
Fort Meyers, FL
General Charitable Purposes
$150,000
Fish of Sanibel
Sanibel, FL
General Charitable Purposes
$125,000
Katie's House Inc
Newton, NY
General Charitable Purposes
$125,000
Sanibel Captiva Conservation Foundation
Sanibel, FL
General Charitable Purposes
$125,000
Community Housing and Resources Inc
Sanibel, FL
General Operating
$100,000
Sanibel Community Association
Sanibel, FL
General Charitable Purposes
$75,000
Ding Darling Wildlife Society
Sanibel, FL
General Charitable Purposes
$75,000
University of Cincinatti Athletics
Cincinatti, OH
General Charitable Purposes
$75,000
United Way of Lee County
Fort Meyers, FL
General Charitable Purposes
$50,000
Clinic for Rehab of Wildlife
Sanibel, FL
General Charitable Purposes
$25,000
Mayo Clinic
Rochester, MN
General Charitable Purposes
$20,000

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FAQFrequently Asked Questions

No. Middendorf Family Foundation does not accept unsolicited applications — its grantmaking is by invitation only. Cultivating a relationship or securing an introduction is typically required.

Middendorf Family Foundation is classified as a Human Services funder. Food, housing, youth development, employment, public safety, and family services. Its recent grants reached organizations across 4 states.

In its most recent filing, Middendorf Family Foundation reported 12 itemized grants totaling $1.3M. Individual grants ranged from $20K to $325K (median $87.5K).

Recent recipients include MISSIONARY SOCIETY SALESIAN SISTERS, OUR LADY OF MISSISSIPPI VALLEY, FISH OF SANIBEL, among 12 organizations in total. The full grant list is on this page.

Middendorf Family Foundation is a private foundation based in New York, per its IRS 990-PF filing.

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