Thomas M & Nancy H O'neill Foundation
Invitation OnlyDuxbury, Massachusetts · EIN 04-6907024 · Private foundation
Grants paid (2025)$103K
Organizations funded4
Typical grant$25,000
Total assets$1.3M
Half of its grants to organizations were between $3,000 and $35,000.
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.
Where it gives
25% of grants went outside Massachusetts.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Galisano Children's Museum of Naples | Naples, FL | General fundraising | $40,000 |
| Medicines for Humanity | Rockland, MA | General fundraising | $35,000 |
| Harvard College | Cambridge, MA | General fundraising | $25,000 |
| The Joey Fund | Cambridge, MA | General fundraising | $3,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $103,000 | 4 |
| 2024 | $83,750 | 6 |
| 2023 | $87,300 | 11 |
Sources
- IRS Form 990-PF, tax year 2025, filed Jun 8, 2026 - IRS e-file batch, object ID 202601599349100220
- IRS Tax Exempt Organization Search for EIN 04-6907024
- 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.