The Thomas M & Nancy H O'Neill Foundation makes a small number of targeted, unrestricted gifts to a very narrow set of national institutions. Recent giving is concentrated in global health access (via repeated support to Medicines for Humanity) and higher education (multiple gifts to Harvard College), typically as general operating or fundraising support. The foundation appears to favor repeat, relationship-based grants rather than broad, diversified funding.
Concentrated and relationship-driven: a small portfolio of repeat mid-sized grants (two to three gifts to the same core organizations) rather than many one-off awards; majority of funding is unrestricted/general fundraising support.
Thomas M & Nancy H O'neill Foundation gives in a narrow, repeat pattern: three annual $35,000 grants to Medicines for Humanity and two $25,000 grants to Harvard College anchor the record. Those gifts show a funder that favors long-term relationships over a broad portfolio, with a clear emphasis on general fundraising support. The foundation’s recent activity also reaches into education, health, and community institutions through smaller unrestricted gifts, but the core of its grantmaking remains concentrated in a few named partners. Across the 2023–2025 record, the foundation backed Medicines for Humanity in each year on file, all at the same $35,000 level. Harvard College appears multiple times as well, with support in both 2023 and 2025 plus an additional $10,000 gift in 2024. The pattern suggests a consistent, relationship-based approach to institutional giving, often directed at development or advancement functions rather than project-specific program awards. A broader set of grantees — including Boston Children’s Hospital, Bridge Boston Foundation, and Galisano Children’s Museum of Naples — appears at smaller amounts, but the portfolio is dominated by a few repeated recipients.
In global health philanthropy, the foundation’s clearest pattern is support for Medicines for Humanity, paired with general fundraising support in multiple years. That relationship is the most sustained in the recent record and sits at the center of the foundation’s health-related giving. Higher education is another recurring area. Harvard College received grants in 2023, 2024, and 2025, including a $25,000 gift and a later $10,000 award, all designated for general fundraising support. The foundation also backed Boston Latin School with $2,000 in 2025, showing interest in educational institutions beyond the university level. The recent list also includes community and faith-linked giving. Bridge Boston Foundation received multiple general fundraising grants, and Catholic Faith Appeal was awarded $3,300 in 2024. These gifts reinforce the foundation’s preference for unrestricted support tied to organizational advancement rather than restricted program lines.
Typical grants cluster around the middle of the range: p25 is $2,625, median is $5,000, and p75 is $10,000. The record mixes a few larger repeat gifts with many smaller awards, which points to a relationship-based approach rather than a one-time campaign strategy. Several recipients appear in more than one year, including Medicines for Humanity, Harvard College, Bridge Boston Foundation, The Joey Fund, Peter G Colton Memorial Fund, and Nantucket Golf Club Foundation. The foundation does not fund individuals and does not make program-related investments.
$103K
$1.3M
$134K
$111K
Most grants fall between $3K and $10K, with a median of $5K.
25th Percentile
$3K
Median
$5K
75th Percentile
$10K
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Notable grantees: Medicines for Humanity, Harvard College
Giving is overwhelmingly Massachusetts-based: 88% of grants go to recipients in the HQ state, and Massachusetts is also the top state by grant count. Named in-state recipients include Rockland, Cambridge, Boston, Roxbury, Braintree, Winchester, Easton, Fall River, Siasconset, and Nantucket. Outside Massachusetts, the recent record includes Naples, Florida and Irving, Texas, but the grant list is otherwise entirely U.S.-based.
The recent record centers on nonprofit organizations and charitable institutions, especially those seeking general fundraising support. Repeated grantees include Medicines for Humanity and Harvard College, and the list also includes hospitals, schools, museums, and community nonprofits such as Boston Children’s Hospital, Bridge Boston Foundation, and Boston Latin School.
The foundation’s grant sizes cluster around $5,000. The lower quartile is $2,625, the median is $5,000, and the upper quartile is $10,000, so most awards fall within a fairly narrow band around that midpoint.
Yes. Several recipients appear across multiple years, including Medicines for Humanity in 2023, 2024, and 2025; Harvard College in 2023, 2024, and 2025; and Bridge Boston Foundation, The Joey Fund, Peter G Colton Memorial Fund, and Nantucket Golf Club Foundation in more than one year.
Most grants go to Massachusetts recipients. The state accounts for 88% of grants and is also the top state by grant count. Recent Massachusetts recipients span Rockland, Cambridge, Boston, Roxbury, Braintree, Winchester, Easton, Fall River, Siasconset, and Nantucket.
Three recurring themes are visible: global health access through Medicines for Humanity, higher education through Harvard College and Boston Latin School, and community or faith-related support through groups such as Bridge Boston Foundation and Catholic Faith Appeal. The grants are mostly labeled general fundraising support.
2026
Source: IRS Form 990-PF, fiscal year 2026.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| Galisano Children's Museum of Naples | Naples, FL | $40,000 | 2026 | GENERAL FUNDRAISING |
| Medicines for Humanity | Rockland, MA | $35,000 | 2026 | GENERAL FUNDRAISING |
| Harvard College | Cambridge, MA | $25,000 | 2026 | GENERAL FUNDRAISING |
| The Joey Fund | Cambridge, MA | $3,000 | 2026 | GENERAL FUNDRAISING |
| Medicines for Humanity | Rockland, MA | $35,000 | 2025 | GENERAL FUNDRAISING |
| Harvard College | Cambridge, MA | $25,000 | 2025 | GENERAL FUNDRAISING |
| Bridge Boston Foundation | Roxbury, MA | $10,000 | 2025 | GENERAL FUNDRAISING |
| Galisano Children's Museum of Naples | Naples, FL | $7,750 | 2025 | GENERAL FUNDRAISING |
| The Joey Fund | Cambridge, MA | $4,000 | 2025 | GENERAL FUNDRAISING |
| Boston Latin School | Boston, MA | $2,000 | 2025 | GENERAL FUNDRAISING |
| Medicines for Humanity | Rockland, MA | $35,000 | 2024 | GENERAL FUNDRAISING |
| Campaign for Catholic Schools | Braintree, MA | $10,000 | 2024 | GENERAL FUNDRAISING |
| Harvard College | Cambridge, MA | $10,000 | 2024 | GENERAL FUNDRAISING |
| Galisano Children's Museum of Naples | Naples, FL | $10,000 | 2024 | GENERAL FUNDRAISING |
| Bridge Boston Foundation | Roxbury, MA | $5,000 | 2024 | GENERAL FUNDRAISING |
| Nantucket Golf Club Foundation | Siasconset, MA | $5,000 | 2024 | GENERAL FUNDRAISING |
| Catholic Faith Appeal | Fall River, MA | $3,300 | 2024 | GENERAL FUNDRAISING |
| The Joey Fund | Cambridge, MA | $3,000 | 2024 | GENERAL FUNDRAISING |
| National Football Foundation | Irving, TX | $2,500 | 2024 | GENERAL FUNDRAISING |
| Peter G Colton Memorial Fund | Winchester, MA | $2,500 | 2024 | GENERAL FUNDRAISING |
| Rosie's Place | Boston, MA | $1,000 | 2024 | GENERAL FUNDRAISING |
| Medicines for Humanity | Rockland, MA | $35,000 | 2023 | GENERAL FUNDRAISING |
| Harvard College | Cambridge, MA | $25,000 | 2023 | GENERAL FUNDRAISING |
| Boston Childrens Hospital | Boston, MA | $10,000 | 2023 | GENERAL FUNDRAISING |
| Bridge Boston Foundation | Roxbury, MA | $5,000 | 2023 | GENERAL FUNDRAISING |
| Peter G Colton Memorial Fund | Winchester, MA | $5,000 | 2023 | GENERAL FUNDRAISING |
| Nantucket Golf Club Foundation | Siasconset, MA | $5,000 | 2023 | GENERAL FUNDRAISING |
| The Joey Fund | Cambridge, MA | $2,500 | 2023 | GENERAL FUNDRAISING |
| My Brothers Keeper | Easton, MA | $1,000 | 2023 | GENERAL FUNDRAISING |
| Pine Street Inn | Boston, MA | $1,000 | 2023 | GENERAL FUNDRAISING |
Galisano Children's Museum of Naples
$40,000GENERAL FUNDRAISING
Harvard College
$25,000GENERAL FUNDRAISING
The Joey Fund
$3,000GENERAL FUNDRAISING
Harvard College
$25,000GENERAL FUNDRAISING
Galisano Children's Museum of Naples
$7,750GENERAL FUNDRAISING
The Joey Fund
$4,000GENERAL FUNDRAISING
Boston Latin School
$2,000GENERAL FUNDRAISING
Campaign for Catholic Schools
$10,000GENERAL FUNDRAISING
Harvard College
$10,000GENERAL FUNDRAISING
Galisano Children's Museum of Naples
$10,000GENERAL FUNDRAISING
Catholic Faith Appeal
$3,300GENERAL FUNDRAISING
The Joey Fund
$3,000GENERAL FUNDRAISING
National Football Foundation
$2,500GENERAL FUNDRAISING
Peter G Colton Memorial Fund
$2,500GENERAL FUNDRAISING
Harvard College
$25,000GENERAL FUNDRAISING
Peter G Colton Memorial Fund
$5,000GENERAL FUNDRAISING
The Joey Fund
$2,500GENERAL FUNDRAISING