The Sidney J Weinberg Jr Foundation

EIN 132998603

New York, NY 10016 |(518) 886-4104

Total Given 2020–2024
$19.7M
135 grants · $3.9M avg/year
based on 5 yrs of IRS 990-PF records on file
$1M+/yr
mid-tier
capacity
$30K
typical mid grants · $10K–$125K
grant size
46%
supporter · 32/69 multi-year
repeat
$42.1M
Assets (2024)
69
Distinct Recipients

Focus Areas

Education Health Arts & Culture Environment Community Development

Application Information

Accepts Unsolicited Proposals No — Preselected Only
Phone (518) 886-4104

Financial Trends

Giving Over Time

Total Assets Over Time

View financial data as table
YearTotal GivingTotal AssetsRevenueGrants
2020 $3.4M $43.0M $1.2M 39
2022 $4.6M $38.6M $1.4M 32
2023 $6.0M $41.9M $4.7M 32
2024 $5.8M $42.1M $4.2M 32

Grant Size Distribution

Based on 135 grants on record

Minimum
$2K
25th Pctl
$10K
Median
$30K
Average
$146K
75th Pctl
$125K
Maximum
$2.3M

Geographic Distribution

Officers & Directors

Grants Awarded (135 total)

Purpose
Columbia University New York, NY $2,330,000 GENERAL PURPOSE 2023
Central Park Conservancy New York, NY $2,125,000 GENERAL PURPOSE 2024
Memorial Sloan Kettering Cancer Center New York, NY $1,000,000 GENERAL PURPOSE 2022
Memorial Sloan Kettering Cancer Center New York, NY $1,000,000 GENERAL PURPOSE 2023
Memorial Sloan Kettering New York, NY $1,000,000 GENERAL PURPOSE 2024
Harvard Business School Boston, MA $750,000 TO HELP THE SCHOOL DEVELOP LEADERS AND GENERATE KNOWLEDGE THAT MAKE THE WORLD A BETTER PLACE 2020
Columbia University - the Italian Academy New York, NY $730,000 Post Doctorate Fellowship Program 2022
American Friends of Les Arts Florissants New York, NY $720,000 General Purpose 2023
American Friends of Les Arts Florissants New York, NY $720,000 GENERAL PURPOSE 2024
Harvards Business School Boston, MA $500,000 To help the School develop leaders and generate knowledge that make the world a better place 2022
The Kings Academy Sunnyvale, CA $500,000 GENERAL PURPOSE 2022
Julliard School New York, NY $475,000 General Purpose 2023
Julliard School New York, NY $475,000 GENERAL PURPOSE 2024
Central Park Conservancy New York, NY $300,000 GENERAL PURPOSE 2020
Columbia University New York, NY $280,000 GENERAL PURPOSE 2024
Tobey Hospital Wareham, MA $260,000 GENERAL PURPOSE 2022
Central Park Conservancy New York, NY $250,000 GENERAL PURPOSE 2020
Library of America New York, NY $250,000 General Purpose 2023
Southcoast Health - Tobey Hospital Wareham, MA $250,000 General Purpose 2023
Tobey Hospital Wareham, MA $250,000 GENERAL PURPOSE 2024
Columbia Universty - the Italian Academy New York, NY $230,000 POST DOCTORATE FELLOWSHIP PROGRAM 2020
New York Public Library New York, NY $230,000 Short-Term Research Fellowships Program 2022
Friends of the High Line New York, NY $225,000 Support Park Functions 2022
New York Public Library New York, NY $220,000 General Purpose 2023
Central Park Conservancy New York, NY $170,200 General Purpose 2023