Private Foundation

MARJORIE SIEBERT AYLEN FOUNDATION

MARJORIE SIEBERT AYLEN FOUNDATION is a private foundation categorized as Private Foundation based in MILWAUKEE, WI. Its most recent IRS filing (2025) reports revenue of $373K, expenses of $265K, total assets of $2.8M. Imperigo tracks 74 reported grants from this foundation totaling approximately $1.2M.

EIN: 391707934 MILWAUKEE, WI Latest filing: 2025

Total Revenue$373K

Total Expenses$265K

Total Assets$2.8M

Grants Given74

Grant Total$1.2M

Filing Years2020–2025

Sample Grants Given

HISTORIC HAYMARKET MILWAUKEE

MILWAUKEE, WI · 2025

GENERAL

$50,000

UWM RESEARCH FOUNDATION

MILWAUKEE, WI · 2025

GENERAL

$30,000

PLANNED PARENTHOOD OF WISCONSIN

MILWAUKEE, WI · 2025

GENERAL

$25,000

UNIV OF WI FOUNDATION

MADISON, WI · 2025

GENERAL

$25,000

CHILDREN'S HOSPITAL OF WI

MILWAUKEE, WI · 2025

GENERAL

$15,000

Showing up to 5 of 74 total records — full history available with membership.

Officers & Directors

DIRECTOR Frank W Bastian

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL

$1,159,000 73 grants

GENEARL

$5,000 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	$373K	$265K	$2.8M
2024	$294K	$243K	$2.6M
2023	$94K	$144K	$2.6M
2022	$206K	$257K	$2.6M
2020	$249K	$206K	$2.5M

Between 2020 and 2025, reported annual revenue grew from $249K to $373K (+50%), with total assets most recently reported at $2.8M.

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

Grant Geography

Grants from this foundation were reported to recipients in MD, WI.

MDWI

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

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