The Joan & Leo Mahoney Family Foundation
The Joan & Leo Mahoney Family Foundation is a private foundation, based in Lowell, MA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.0M in total assets. In 2024, it awarded 6 grants totaling $220K. Net investment income was $188K.
The Joan & Leo Mahoney Family Foundation at a glance
In short: The Joan & Leo Mahoney Family Foundation gave $220K across 6 grants in 2024 (avg $37K), mostly in Massachusetts. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $220,000
- -4.3% vs 2023
- Grants made (2024)
- 6
- -14.3% vs 2023
- Average grant
- $36,667
- +11.6% vs 2023
- Median grant
- $50,000
- Total assets
- $1,037,273
- -2.9% vs 2023
- Primary geography
- Massachusetts (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated September 2026.
Who The Joan & Leo Mahoney Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2024
The largest 2024 recipient was Boston Medical Center ($50K). Together the top 6 received $220K.
Grant Size Distribution
37 grants across all recorded years
The most common grant size was in the $50–100K range: 20 grants of 37 (54%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 6 itemized grants.
Cities
How The Joan & Leo Mahoney Family Foundation gives
- Giving held roughly steady from 2021 to 2024 (−6%). Method
- In 2024 it paid out well above its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $220K (2024) to $240K (2020). In 2024 it made 6 grants totaling $220K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Boston Medical Center Boston, MA | Healthcare | $50,000 |
| St Patricks School Lowell, MA | Education | $50,000 |
| Boys Girls Club Lowell Lowell, MA | Healthcare | $50,000 |
| Lowell Catholic School Lowell, MA | Education | $50,000 |
| Xaverian Brothers Danvers, MA | Education | $10,000 |
| Catholic Schools Foundation Boston, MA | Education | $10,000 |
Ready to take the next step with The Joan & Leo Mahoney Family Foundation?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $1,037,273 | $199,536 | $230,495 | $220,000 | 6 | $1,259,562 | $188,428 | $64,146 |
| 2023 | $1,068,232 | $122,547 | $241,158 | $230,000 | 7 | $1,359,159 | $99,489 | $69,834 |
| 2022 | $1,186,843 | $188 | $251,334 | $238,000 | 9 | $1,407,389 | $22,763 | $85,822 |
| 2021 | $1,437,989 | $182,151 | $249,309 | $233,000 | 8 | $2,042,486 | $165,842 | $92,403 |
| 2020 | $1,505,147 | $237,189 | $253,424 | $240,000 | 7 | — | $223,201 | $91,754 |
Under IRS private-foundation payout rules, The Joan & Leo Mahoney Family Foundation reported a distributable amount of $64K for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Joan & Leo Mahoney Family Foundation's 2024 filing lists 3 officers; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Meghan L. Mahoney
Trustee
On filings since 2020
5 hrs/week
No compensation reported
Patrick L. Mahoney
Trustee
On filings since 2020
5 hrs/week
No compensation reported
Shelagh E. Mahoney
Trustee
On filings since 2020
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about The Joan & Leo Mahoney Family Foundation
How much does The Joan & Leo Mahoney Family Foundation give each year?
The Joan & Leo Mahoney Family Foundation gave $220K across 6 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $230K across 7 grants.
What is The Joan & Leo Mahoney Family Foundation's typical grant size?
The Joan & Leo Mahoney Family Foundation's median grant in 2024 was $50,000, and its average grant was $36,667, across 6 grants on its 2024 IRS Form 990-PF.
Where does The Joan & Leo Mahoney Family Foundation give grants?
The Joan & Leo Mahoney Family Foundation gives mostly in Massachusetts: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Lowell, MA (3 grants) and Boston, MA (2 grants).
Does The Joan & Leo Mahoney Family Foundation give general operating support?
Not in 2024: none of the 6 grants with a stated purpose on The Joan & Leo Mahoney Family Foundation's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Education" (4 grants).
Who are The Joan & Leo Mahoney Family Foundation's largest grantees?
The Joan & Leo Mahoney Family Foundation's largest 2024 grantees include Boston Medical Center ($50,000), St Patricks School ($50,000) and Boys Girls Club Lowell ($50,000), according to its 2024 IRS Form 990-PF. Together they received 68% of its itemized 2024 grant dollars.
How large is The Joan & Leo Mahoney Family Foundation?
The Joan & Leo Mahoney Family Foundation reported $1.0M in total assets on its 2024 IRS Form 990-PF. It paid out $1.3M in qualifying distributions that year, against a required minimum of $64K (roughly 5% of its investment assets).
What is The Joan & Leo Mahoney Family Foundation's EIN?
The Joan & Leo Mahoney Family Foundation's EIN (Employer Identification Number) is 04-3474541. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in The Joan & Leo Mahoney Family Foundation's focus areas in our free grants database
Similar Funders
Funders with grantees in common, and similar funders in Massachusetts
Richard & Susan Smith Family Foundation
Newton, MA
The Richard & Susan Smith Family Foundation funds health, medical research, education, economic security, community needs, and Jewish causes, primarily for organizations serving Greater Boston and specified Eastern Massachusetts communities. Its 2025 grants ranged from $100 to $1.5 million, with a median of about $35,600; its Small Capital Grants program offers $25,000 to $100,000. Capital grants accept applications, while health, education, Jewish giving, and medical research grants are invitation-only.
Assets
$302.9M
Grants
137
Total Given
$15.6M
Eastern Bank Foundation
Wakefield, MA
Eastern Bank Foundation supports economic inclusion and mobility, including small businesses, early childhood development, affordable housing, and workforce development. Its 2025 grants ranged from $50 to $2,002,500, with a median of $2,500, primarily in Massachusetts and also in New Hampshire and Rhode Island. It accepts online applications and does not limit giving to preselected organizations.
Assets
$266.7M
Grants
1,786
Total Given
$19.0M
Bristol-Myers Squibb Foundation Inc
Princeton, NJ
The Bristol-Myers Squibb Foundation supports health access and stronger health systems, with a focus on adult and pediatric cancers, blood disorders, brain health, and clinical-trial participation in the United States, Brazil, India, and ten Sub-Saharan African countries. In 2024, its median grant was about $134,000, though awards varied widely; it does not state whether it accepts unsolicited requests, and advises prospective applicants to contact the Foundation about its process.
Assets
$83.3M
Grants
144
Total Given
$67.7M
Boston Foundation Inc
Boston, MA
The Boston Foundation funds nonprofits and community initiatives focused on equity and opportunity, including child well-being, economic opportunity, community wealth, and community leadership, primarily in Greater Boston. Its 2025 grants had a median of $25,000, while specific programs offer amounts such as $50,000; whether it accepts unsolicited requests is not stated.
Assets
$2.1B
Grants
2,375
Total Given
$228.4M
Barr Foundation
Boston, MA
The Barr Foundation funds arts and creativity, climate, education, and New England’s social sector, primarily through long-term support for organizations in New England. Its 2024 grants ranged from $100 to $3.275 million, with a median of $80,000. Its filing says it accepts only requests from preselected organizations and does not accept unsolicited requests, though its website describes program-page inquiries and occasional open calls.
Assets
$1.9B
Grants
903
Total Given
$123.2M
Liberty Mutual Foundation Inc
Boston, MA
Liberty Mutual Foundation funds basic needs such as food and shelter, education and workforce development, and climate and community infrastructure, including homelessness and community preparedness programs. Its 2024 grants had a median of $35,000, and most funding supports organizations or programs serving the Boston area, though it also gives elsewhere. It accepts unsolicited online requests on a rolling basis, with no submission deadlines.
Assets
$46.1M
Grants
706
Total Given
$50.6M
More similar funders
More Funders in Massachusetts
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from The Joan & Leo Mahoney Family Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
The Joan & Leo Mahoney Family Foundation down — hundreds of funders to go?