Private Foundation

Winslow Family Foundation

Based in Winterset, IA, Winslow Family Foundation operates as a Private Foundation. The organization reported $30K in revenue, $2.0M in total assets for fiscal year 2025. Imperigo tracks 13 reported grants from this foundation totaling approximately $3.2M.

EIN: 823321891 Winterset, IA Private Independent Foundations NTEE: T22 Latest filing: 2025

Total Revenue$30K

Total Assets$2.0M

Grants Given13

Grant Total$3.2M

Filing Years2021–2025

Sample Grants Given

Indian Hills Foundation

Ottumwa, IA · 2024

AcademicBuilding

$1,000,000

Wayne County Historical Society

Corydon, IA · 2023

General Donation

$18,000

WCDC

Corydon, IA · 2023

Community MuralProject

$15,000

Indian Hills Foundation

Ottumwa, IA · 2022

Academic Building

$1,000,000

Saint Paul School of Theology

Leawood, KS · 2022

Scholarship Fund

$200,000

Showing up to 5 of 13 total records — full history available with membership.

Officers & Directors

Director Anne Winslow

Secretary/Director Laura Bertelson

President/Director Mairi Winslow

Director Mark Winslow

Treasurer/Director Meg Winslow Maffitt

Officer compensation and complete director data available with membership.

Top Grant Purposes

Academic Building

$1,000,000 1 grant

AcademicBuilding

$1,000,000 1 grant

HousingProject

$600,000 2 grants

Scholarship Fund

$200,000 1 grant

BuildingExpansion

$100,000 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	$30K	—	$2.0M
2024	$31K	$1.0M	$2.0M
2023	$30K	$34K	$3.0M
2022	$1.1M	$1.2M	$3.0M
2021	$65K	$201K	$3.1M

Between 2021 and 2025, reported annual revenue declined from $65K to $30K (-54%), with total assets most recently reported at $2.0M.

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

Grant Geography

Grants from this foundation were reported to recipients in IA, KS.

IAKS

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

See the full picture for Winslow Family Foundation

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Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports