Weisenburger Foundation
Invitation OnlyGreenwich, Connecticut · EIN 81-3904825 · Private foundation
Grants paid (2025)$192K
Organizations funded18
Typical grant$10,000
Total assets$4.7M
Half of its grants to organizations were between $5,000 and $12,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
41% of grants went outside Connecticut.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Bridges | Riverside, CT | General operating budget | $47,317 |
| Sunrise of Life Ltd | Coaldale Ab, CA | General operating budget | $20,000 |
| Tunnel to Towers | Staten Island, NY | General operating budget | $15,000 |
| St Thomas Moore | Darien, CT | General operating budget | $14,910 |
| Greenwich Dept of Human Services | Greenwich, CT | General operating budget | $12,000 |
| Smile Train | New York, NY | General operating budget | $12,000 |
| Mercy Ships | Garden Valley, TX | General operating budget | $10,000 |
| Shriners Childrens Hospital | Tampa, FL | General operating budget | $10,000 |
| St Jude's Childrens Research Hosp | Memphis, TN | General operating budget | $10,000 |
| Wounded Warrior Project | Jacksonville, FL | General operating budget | $10,000 |
| Alpha 1 Foundation | Coral Gables, FL | General operating budget | $5,000 |
| Gems | Riverside, CT | General operating budget | $5,000 |
| Greenwich Land Trust | Greenwich, CT | General operating budget | $5,000 |
| Greenwich Point Conservancy | Greenwich, CT | General operating budget | $5,000 |
| Neighbor to Neighbor | Greenwich, CT | General operating budget | $5,000 |
| Greenwich Professional Fire Fighter | Greenwich, CT | General operating budget | $3,000 |
| Meals on Wheels Inc of Greenwich | Greenwich, CT | General operating budget | $2,000 |
| Cos Cob Volunteer Fire Dept | Cos Cob, CT | General operating budget | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $192,227 | 18 |
| 2024 | $193,907 | 19 |
| 2023 | $129,743 | 18 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 7, 2026 - IRS e-file batch, object ID 202631279349101103
- IRS Tax Exempt Organization Search for EIN 81-3904825
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.