Private Foundation

Muriel F Siebert Foundation Inc

Muriel F Siebert Foundation Inc is a Private Foundation headquartered in Southampton, NY. Financial data from the 2025 filing: $2.0M revenue, $3.0M expenses, $39.5M total assets. IRS filings disclose 502 grants awarded by this foundation, totaling roughly $6.4M.

EIN: 136266367 Southampton, NY Latest filing: 2025
Total Revenue$2.0M
Total Expenses$3.0M
Total Assets$39.5M
Grants Given502
Grant Total$6.4M
Filing Years2020–2025

Sample Grants Given

Lewis Clark College
Portland, OR · 2025
General Support
$165,000
Women's Forum of New York Inc
New York, NY · 2025
General Support
$150,000
Trustees of Columbia University
New York, NY · 2025
Department of Cardiology
$150,000
Texas AM San Antonio Foundation
San Antonio, TX · 2025
General Support
$70,000
Arts In Play
Portland, ME · 2025
General Support
$55,000

Showing up to 5 of 502 total records — full history available with membership.

Officers & Directors

VP Treasurer Jane H Macon
Secretary June Jaffee
President Patricia L Francy

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL SUPPORT
$2,491,136 249 grants
General Support
$1,916,900 116 grants
GENERAL PURPOSE
$1,295,265 109 grants
Department of Cardiology
$200,000 2 grants
GENERAL SUPPORT AND SCHOLARSHIP FUNDS
$173,000 3 grants

Financial Trends

Year Revenue Expenses Assets
2025 $2.0M $3.0M $39.5M
2024 $2.3M $1.9M $40.5M
2023 $2.0M $1.5M $40.1M
2022 $25.6M $1.1M $39.6M
2020 $691K $837K $12.9M

Between 2020 and 2025, reported annual revenue grew from $691K to $2.0M (+190%), with total assets most recently reported at $39.5M.

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

Grant Geography

Grants from this foundation were reported to recipients in AL, CA, CO, CT, DC, DE, and 4 other states.

ALCACOCTDCDEFLILMAMD

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

See the full picture for Muriel F Siebert Foundation Inc

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