Private Foundation

WEISENBURGER FOUNDATION

WEISENBURGER FOUNDATION is a Private Foundation headquartered in GREENWICH, CT. Financial data from the 2025 filing: $283K revenue, $196K expenses, $1.7M total assets. IRS filings disclose 82 grants awarded by this foundation, totaling roughly $1.0M.

EIN: 813904825 GREENWICH, CT Private Grantmaking Foundations NTEE: T20 Latest filing: 2025
Total Revenue$283K
Total Expenses$196K
Total Assets$1.7M
Grants Given82
Grant Total$1.0M
Filing Years2021–2025

Sample Grants Given

BRIDGES
RIVERSIDE, CT · 2025
GENERAL OPERATING BUDGET
$47,317
SUNRISE OF LIFE LTD
2025
GENERAL OPERATING BUDGET
$20,000
TUNNEL TO TOWERS
STATEN ISLAND, NY · 2025
GENERAL OPERATING BUDGET
$15,000
ST THOMAS MOORE
DARIEN, CT · 2025
GENERAL OPERATING BUDGET
$14,910
GREENWICH DEPT OF HUMAN SERVICES
GREENWICH, CT · 2025
GENERAL OPERATING BUDGET
$12,000

Showing up to 5 of 82 total records — full history available with membership.

Officers & Directors

DIRECTOR Randy Weisenburger

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL OPERATING BUDGET
$1,043,662 82 grants

Financial Trends

Year Revenue Expenses Assets
2025 $283K $196K $1.7M
2024 $607K $198K $1.6M
2023 $73K $133K $1.2M
2022 $33K $96K $1.2M
2021 $66K $234K $1.3M

Between 2021 and 2025, reported annual revenue grew from $66K to $283K (+331%), with total assets most recently reported at $1.7M.

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

Grant Geography

Grants from this foundation were reported to recipients in CT, FL, KY, MT, NC, NJ, and 4 other states.

CTFLKYMTNCNJNYPATNTX

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

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