Private Foundation

SIMON AND MARY VANDERKOOY FOUNDATION

SIMON AND MARY VANDERKOOY FOUNDATION is a private foundation categorized as Private Foundation based in GRAND RAPIDS, MI. Its most recent IRS filing (2025) reports revenue of $407K, expenses of $219K, total assets of $3.6M. Imperigo tracks 86 reported grants from this foundation totaling approximately $1.2M.

EIN: 383245131 GRAND RAPIDS, MI Latest filing: 2025

Total Revenue$407K

Total Expenses$219K

Total Assets$3.6M

Grants Given86

Grant Total$1.2M

Filing Years2021–2025

Sample Grants Given

Grand Rapids Community Fnd

Grand Rapids, MI · 2025

designated fund

$30,000

World Renew

Grand Rapids, MI · 2025

operating funds

$20,000

Luke Society

Sioux Falls, SD · 2025

operating funds

$20,000

Alpha GR

Grand Rapids, MI · 2025

operating funds and building fund

$20,000

Conductive Learning Center

Grand Rapids, MI · 2025

operating funds

$20,000

Showing up to 5 of 86 total records — full history available with membership.

Officers & Directors

Director Brian Vander Kooy

Director Debra Montgomery

Pres Janis Vander Kooy

Director Susan Despres

Officer compensation and complete director data available with membership.

Top Grant Purposes

operating funds

$477,000 41 grants

Contribution

$220,500 15 grants

managed fund

$110,000 2 grants

operating

$100,000 7 grants

designated fund

$60,000 2 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$407K	$219K	$3.6M
2024	$325K	$230K	$3.4M
2023	$585K	$231K	$3.3M
2022	$274K	$231K	$3.0M
2021	$397K	$198K	$3.0M

Between 2021 and 2025, reported annual revenue grew from $397K to $407K (+3%), with total assets most recently reported at $3.6M.

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

Grant Geography

Grants from this foundation were reported to recipients in AR, CA, CO, MI, NY, SD.

ARCACOMINYSD

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

See the full picture for SIMON AND MARY VANDERKOOY FOUNDATION

Complete financials, all 86 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

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