Funding search · EIN 813904825 · Greenwich, CT
Weisenburger Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 68
- grants reported
- $608,327
- total given
- 2022–2025
- filing years
- $5,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Elon University2 grants · $100,000
- Bridges Nursery School3 grants · $57,960
- University of Penn1 grant · $50,000
- Bridges1 grant · $47,317
- Greenwich Dept of Human Services4 grants · $36,500
- Tunnel To Towers3 grants · $28,000
- St Thomas Moore3 grants · $26,110
- Wounded Warrior Project3 grants · $26,000
- King Swings1 grant · $23,913
- Sunrise of Life Ltd1 grant · $20,000
Giving over time
Grant history
All 68 reported grants, largest first.
- $50,000
University of Penn · Philadelphia, PA · 2024
General operating budget
- $50,000
Elon University · Elon, NC · 2023
General operating budget
- $50,000
Elon University · Elon, NC · 2022
General operating budget
- $47,317
Bridges · Riverside, CT · 2025
General operating budget
- $34,025
Bridges Nursery School · Riverside, CT · 2024
General operating budget
- $23,913
King Swings · Strasburg, PA · 2023
General operating budget
- $20,000
Sunrise of Life Ltd · 2025
General operating budget
- $20,000
Dana'S Angels Research Trust · Greenwich, CT · 2024
General operating budget
- $16,632
Exployers Club · New York, NY · 2024
General operating budget
- $15,700
Greenwich Dept of Human Services · Greenwich, CT · 2024
General operating budget
- $15,685
Bridges Nursery School · Riverside, CT · 2023
General operating budget
- $15,000
Tunnel To Towers · Staten Island, NY · 2025
General operating budget
- $15,000
Wounded Warrior Project · Jacksonville, FL · 2024
General operating budget
- $14,910
St Thomas Moore · Darien, CT · 2025
General operating budget
- $12,000
Greenwich Dept of Human Services · Greenwich, CT · 2025
General operating budget
- $12,000
Smile Train · New York, NY · 2025
General operating budget
- $10,000
Mercy Ships · Garden Valley, TX · 2025
General operating budget
- $10,000
Shriners Childrens Hospital · Tampa, FL · 2025
General operating budget
- $10,000
St Jude'S Childrens Research Hosp · Memphis, TN · 2025
General operating budget
- $10,000
Wounded Warrior Project · Jacksonville, FL · 2025
General operating budget
- $10,000
Tunnel To Towers · Staten Island, NY · 2024
General operating budget
- $8,250
Bridges Nursery School · Riverside, CT · 2022
General operating budget
- $8,000
Stamford Jcc · Stamford, CT · 2022
General operating budget
- $6,500
Boys & Girls Club of Stamford · Stamford, CT · 2024
General operating budget
- $6,000
Greenwich Country Club Scholarships · Greenwich, CT · 2023
General operating budget
- $5,950
St Thomas Moore · Darien, CT · 2024
General operating budget
- $5,700
Greenwich Dept of Human Services · Greenwich, CT · 2023
General operating budget
- $5,250
St Thomas Moore · Darien, CT · 2023
General operating budget
- $5,000
Alpha 1 Foundation · Coral Gables, FL · 2025
General operating budget
- $5,000
Gems · Riverside, CT · 2025
General operating budget
- $5,000
Greenwich Land Trust · Greenwich, CT · 2025
General operating budget
- $5,000
Greenwich Point Conservancy · Greenwich, CT · 2025
General operating budget
- $5,000
Neighbor To Neighbor · Greenwich, CT · 2025
General operating budget
- $5,000
Gems · Riverside, CT · 2024
General operating budget
- $5,000
Hospital for Special Surgery Fdn · New York, NY · 2024
General operating budget
- $5,000
Murray State University · Murray, KY · 2023
General operating budget
- $5,000
First Tee San Antonio · San Antonio, TX · 2022
General operating budget
- $5,000
Greenwich Country Club Scholarships · Greenwich, CT · 2022
General operating budget
- $3,100
Greenwich Dept of Human Services · Greenwich, CT · 2022
General operating budget
- $3,000
Greenwich Professional Fire Fighter · Greenwich, CT · 2025
General operating budget
- $3,000
First Tee San Antonio · San Antonio, TX · 2023
General operating budget
- $3,000
Tunnel To Towers · Staten Island, NY · 2023
General operating budget
- $2,500
Gems · Riverside, CT · 2023
General operating budget
- $2,500
Make a Wish · Trumbull, CT · 2022
General operating budget
- $2,500
Smile Train · New York, NY · 2022
General operating budget
- $2,500
St Augustine High School · Brooklyn, NY · 2022
General operating budget
- $2,245
Rutgers State Univ · New Brunswick, NJ · 2023
General operating budget
- $2,000
Meals On Wheels Inc of Greenwich · Greenwich, CT · 2025
General operating budget
- $2,000
Greenwich Council of Boy Scots Amer · Greenwich, CT · 2024
General operating budget
- $2,000
Smile Train · New York, NY · 2023
General operating budget
- $2,000
River House · Cos Cob, CT · 2022
General operating budget
- $1,600
Gaylord Hospital · Wallingford, CT · 2024
General operating budget
- $1,600
National Forest Foundation · Missoula, MT · 2022
General operating budget
- $1,500
National Forest Foundation · Missoula, MT · 2024
General operating budget
- $1,200
Gaylord Hospital · Wallingford, CT · 2023
General operating budget
- $1,000
Cos Cob Volunteer Fire Dept · Cos Cob, CT · 2025
General operating budget
- $1,000
Combine Organization of Police · Greenwich, CT · 2024
General operating budget
- $1,000
Greenwich Professional Fire Fighter · Greenwich, CT · 2024
General operating budget
- $1,000
Meals On Wheels Inc of Greenwich · Greenwich, CT · 2024
General operating budget
- $1,000
Silver Shield Association · Greenwich, CT · 2024
General operating budget
- $1,000
Smile Train · New York, NY · 2024
General operating budget
- $1,000
Combine Organization of Police · Greenwich, CT · 2023
General operating budget
- $1,000
Joan McDaniel Benefit Donation Fund · Blacksburg, VA · 2023
General operating budget
- $1,000
Silver Shield Association · Greenwich, CT · 2023
General operating budget
- $1,000
Wounded Warrior Project · Jacksonville, FL · 2023
General operating budget
- $1,000
Gems · Riverside, CT · 2022
General operating budget
- $1,000
Greenwich Professional Fire Fight · Greenwich, CT · 2022
General operating budget
- $250
Friends of Greenwich Point · Old Greenwich, CT · 2023
General operating budget
Who else funds this kind of work
Same state
- Yale University1,336 grants · $494.6M
- Steven & Alexandra Cohen Foundation581 grants · $363.4M
- Dalio Family Fund502 grants · $220.1M
Similar purposes
- Permanent Endowment Fund of318 grants · $43.3M
- Ray Foundation130 grants · $39.8M
- Wayne and Gladys Valley Foundation181 grants · $140.5M
Similar grant size
- Enterprise Holdings Foundation30,880 grants · $360.4M
- State Employees Credit Union Foundation7,131 grants · $63.0M
- Seattle Foundation14,012 grants · $457.3M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

