Halff Windham Foundation
Invitation OnlyWilmington, Delaware · EIN 83-2365293 · Private foundation
Grants paid (2025)$704K
Organizations funded8
Typical grant$100,000
Total assets$4.6M
Half of its grants to organizations were between $20,300 and $100,000.
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
100% of grants went outside Delaware.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Bayard Rustin Center for Social Justice | Princeton, NJ | General & Unrestricted | $200,000 |
| Earlham College | Richmond, IN | For Good Campaign: The Clarence Cunningham Student Emergency Fund Endowment | $100,000 |
| Metropolitan Opera Association Inc | New York, NY | The Transforming the Met Campaign / Access Opera: Guild Open Rehearsals for Students | $100,000 |
| Metropolitan Opera Association Inc | New York, NY | New Production: The Amazing Adventures of Kavalier & Clay | $100,000 |
| Wolf Trap Foundation for the Performing Arts | Vienna, VA | Creation of the Halff Windham Foundation Fund for Early Learning Through the Arts | $100,000 |
| Jazz at Pride Inc | New York, NY | Recording of Rustin in Renaissance | $78,200 |
| Jazz at Pride Inc | New York, NY | Jazz at Pride performances Jazz at Lincoln Center | $20,300 |
| Central Connecticut Coast Young Mens Christian Ass | New Haven, CT | General & Unrestricted | $5,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $703,500 | 8 |
| 2024 | $305,000 | 4 |
| 2023 | $115,000 | 3 |
Sources
- IRS Form 990-PF, tax year 2025, filed Jun 12, 2026 - IRS e-file batch, object ID 202611639349100801
- IRS Tax Exempt Organization Search for EIN 83-2365293
- Profile updated Nov 7, 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.