Private Foundation

JOHN T MATHER MEMORIAL HOSP UW

JOHN T MATHER MEMORIAL HOSP UW is a private foundation categorized as Private Foundation based in WILMINGTON, DE. Its most recent IRS filing (2025) reports revenue of $249K, expenses of $619K, total assets of $3.8M. Imperigo tracks 6 reported grants from this foundation totaling approximately $1.4M.

EIN: 136052989 WILMINGTON, DE Latest filing: 2025

Total Revenue$249K

Total Expenses$619K

Total Assets$3.8M

Grants Given6

Grant Total$1.4M

Filing Years2021–2025

Sample Grants Given

JOHN T MATHER MEMORIAL HOSPITAL

PORT JEFFERSON, NY · 2025

GENERAL OPERATING

$569,031

JOHN T MATHER MEMORIAL HOSPITAL

PORT JEFFERSON, NY · 2024

GENERAL OPERATING

$49,918

JOHN T MATHER MEMORIAL HOSPITAL

PORT JEFFERSON, NY · 2023

GENERAL OPERATING

$256,565

JOHN T MATHER MEMORIAL HOSPITAL

PORT JEFFERSON, NY · 2022

GENERAL OPERATING

$42,985

JOHN T MATHER MEMORIAL HOSPITAL

PORT JEFFERSON, NY · 2021

GENERAL OPERATING

$51,857

Showing up to 5 of 6 total records — full history available with membership.

Officers & Directors

TRUSTEE Jtc Trust Company Delaware Ltd

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL OPERATING

$1,367,334 6 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$249K	$619K	$3.8M
2024	$162K	$116K	$4.2M
2023	$1.5M	$299K	$4.1M
2022	$238K	$99K	$2.9M
2021	$534K	$98K	$2.7M

Between 2021 and 2025, reported annual revenue declined from $534K to $249K (-53%), with total assets most recently reported at $3.8M.

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

Grant Geography

Grants from this foundation were reported to recipients in NY.

NY

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

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