Private Foundation

MARGARET Q LANDENBERGER RESEARCH FOUNDATION

MARGARET Q LANDENBERGER RESEARCH FOUNDATION is a private foundation categorized as Private Foundation based in WILMINGTON, DE. Its most recent IRS filing (2025) reports revenue of $982K, expenses of $1.2M, total assets of $16.7M. Imperigo tracks 61 reported grants from this foundation totaling approximately $8.0M.

EIN: 650350358 WILMINGTON, DE Latest filing: 2025

Total Revenue$982K

Total Expenses$1.2M

Total Assets$16.7M

Grants Given61

Grant Total$8.0M

Filing Years2021–2025

Sample Grants Given

MASSACHUSETTS GENERAL HOSPITAL

BOSTON, MA · 2025

RESEARCH SUPPORT

$200,000

CHILDREN'S HOSPITAL OF PHILADELPHIA

PHILADELPHIA, PA · 2025

RESEARCH SUPPORT

$100,000

DREXEL UNIVERSITY

PHILADELPHIA, PA · 2025

GENERAL SUPPORT

$100,000

JOHN'S HOPKINS UNIVERSITY

BALTIMORE, MD · 2025

GENERAL PURPOSE

$100,000

THE WISTAR INSTITUTE

PHILADELPHIA, PA · 2025

GENERAL PURPOSE

$100,000

Showing up to 5 of 61 total records — full history available with membership.

Officers & Directors

TRUSTEE Brown Brothers Harriman Tr Co Of De

Officer compensation and complete director data available with membership.

Top Grant Purposes

RESEARCH SUPPORT

$4,500,000 31 grants

GENERAL PURPOSE

$2,031,607 16 grants

GENERAL SUPPORT

$1,488,000 14 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$982K	$1.2M	$16.7M
2024	$697K	$1.2M	$17.0M
2023	$458K	$1.1M	$17.5M
2022	$1.3M	$1.2M	$18.1M
2021	$2.5M	$1.1M	$18.0M

Between 2021 and 2025, reported annual revenue declined from $2.5M to $982K (-61%), with total assets most recently reported at $16.7M.

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

Grant Geography

Grants from this foundation were reported to recipients in DC, FL, GA, MA, MD, NY, and 3 other states.

DCFLGAMAMDNYOHPAWI

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

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