Mussafer Family Foundation
The Mussafer Family Foundation is a private foundation based in Boston, Massachusetts. Its 2024 filing reports grants to charitable organizations, including universities, youth-serving organizations, and community and land-conservation groups.
Mussafer Family Foundation at a glance
In short: Mussafer Family Foundation gave $2.9M across 57 grants in 2024 (avg $51K), mostly in Massachusetts. 40% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $2,906,946
- +18.8% vs 2023
- Grants made (2024)
- 57
- +32.6% vs 2023
- Average grant
- $50,999
- -10.4% vs 2023
- Median grant
- $5,210
- Total assets
- $56,585,619
- +2.0% vs 2023
- New grantees (estimate)
- 40% first-time grantees (23 of 57, 2024)
- Primary geography
- Massachusetts (57% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Mussafer Family Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 29 Commonwealth Avenue Unit Ph, Boston, MA 02116
Phone: (617) 742-6720
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Mussafer Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Tulane University ($1.0M). Together the top 10 received $2.6M.
Grant Size Distribution
187 grants across all recorded years
The most common grant size was under $50K: 157 grants of 187 (84%).
Geographic Focus
Where this funder awards grants
In 2024, recipients in Massachusetts received 57% of grant dollars and recipients in Louisiana received 36%. Smaller shares went to recipients in Wyoming (3%), New York (2%), and Pennsylvania (1%).
Grant Distribution by State
Share of 2024 grant dollars across all 57 itemized grants.
States
Cities
Is Mussafer Family Foundation open to new grantees?
40%
first-time grantees, 2024
In 2024, 23 of 57 grantees (40%) were first-time recipients. First grants averaged $6K; repeat grants $82K. How we count
Medians: $5K first-time, $10K repeat.
- 54% of 2024 grantees were also funded in 2023. Method
- Giving grew 33% from 2021 to 2024. Method
- In 2024 it paid out 82% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $908K (2020) to $2.9M (2024). In 2024 it made 57 grants totaling $2.9M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Tulane University New Orleans, LA | Operations | $1,010,000 |
| The Boston Foundation Boston, MA | Operations | $850,000 |
| Year up Boston, MA | Operations | $200,000 |
| City Year Inc Boston, MA | Operations | $150,000 |
| Ma Wonderfund Inc Boston, MA | Operations | $150,000 |
| Corey C Griffin Foundation Framingham, MA | Operations | $98,090 |
| Jackson Hole Land Trust Jackson, WY | Operations | $55,000 |
| Steppingstone Foundation Boston, MA | Operations | $30,000 |
| Boys and Girls Clubs of Boston Boston, MA | Operations | $25,000 |
| FTW Collective Group Metairie, LA | Operations | $25,000 |
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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 | $56,585,619 | $5,851,443 | $3,647,208 | $2,906,946 | 57 | $2,906,946 | $5,111,181 | $3,554,383 |
| 2023 | $55,472,304 | $3,025,868 | $2,953,770 | $2,446,739 | 43 | $2,446,739 | $2,518,837 | $2,924,678 |
| 2022 | $56,143,255 | $-225,335 | $2,816,513 | $2,152,750 | 35 | $2,152,750 | $267,949 | $3,139,092 |
| 2021 | $59,912,129 | $40,514,877 | $2,466,326 | $2,193,000 | 35 | $2,193,000 | $15,183,871 | $1,988,946 |
| 2020 | $27,732,404 | $1,058,665 | $984,379 | $908,000 | 17 | — | $982,286 | $1,658,021 |
Under IRS private-foundation payout rules, Mussafer Family Foundation reported a distributable amount of $3.6M for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No foundation mission is stated in the available information. Its 2024 grants show support for organizations with varied activities. For example, Year Up says its mission is to help young adults gain skills and support for careers and higher education; Jackson Hole Land Trust says it works to protect and steward landscapes in northwest Wyoming; and Steppingstone Foundation says it prepares students to access, navigate, and graduate from college. These are the grantees’ stated missions, not stated priorities of the foundation.
Grantmaking
In filing year 2024, the foundation reported 57 grants totaling $2,906,946. Grants ranged from $500 to $1,010,000, with a median of $5,210. The largest awards included $1,010,000 to Tulane University for operations, $850,000 to The Boston Foundation for operations, $200,000 to Year Up for operations, and $150,000 each to City Year Inc and MA Wonderfund Inc for operations.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists David M. Mussafer and Marion M. Mussafer as trustees.
Mussafer Family Foundation's 2024 filing lists 2 officers; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
David M. Mussafer
Trustee
On filings since 2020
4 hrs/week
No compensation reported
Marion M. Mussafer
Trustee
On filings since 2020
4 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 Mussafer Family Foundation
How much does Mussafer Family Foundation give each year?
Mussafer Family Foundation gave $2.9M across 57 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $2.4M across 43 grants.
What is Mussafer Family Foundation's typical grant size?
Mussafer Family Foundation's median grant in 2024 was $5,210, and its average grant was $50,999, across 57 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Mussafer Family Foundation that year got $6K on average.
Where does Mussafer Family Foundation give grants?
Mussafer Family Foundation gives mostly in Massachusetts: 57% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was Louisiana (36%). The most frequent recipient cities were Boston, MA (15 grants), New York, NY (8 grants), Little Compton, RI (5 grants) and Jackson, WY (4 grants).
Does Mussafer Family Foundation give general operating support?
Not in 2024: none of the 57 grants with a stated purpose on Mussafer Family Foundation's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Operations" (57 grants).
Who are Mussafer Family Foundation's largest grantees?
Mussafer Family Foundation's largest 2024 grantees include Tulane University ($1,010,000), The Boston Foundation ($850,000) and Year up ($200,000), according to its 2024 IRS Form 990-PF. Together they received 71% of its itemized 2024 grant dollars.
How large is Mussafer Family Foundation?
Mussafer Family Foundation reported $56.6M in total assets on its 2024 IRS Form 990-PF. It paid out $2.9M in qualifying distributions that year, against a required minimum of $3.6M (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What does Mussafer Family Foundation fund?
No foundation mission is stated in the available information. Its 2024 grants show support for organizations with varied activities. See mission & focus areas ↑
How do I apply for a grant from Mussafer Family Foundation?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Mussafer Family Foundation's EIN?
Mussafer Family Foundation's EIN (Employer Identification Number) is 38-7216877. IRS Form 990 filing data is available on this page for 2020–2024.
Does Mussafer Family Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS January 21, 2022)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 11, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 15, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS November 8, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS November 14, 2025)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Mussafer Family Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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Browse active grant opportunities in Mussafer Family Foundation's focus areas in our free grants database
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Cite this profile
Grantable. (2026). Mussafer Family Foundation funder profile. GrantGraph. Retrieved October 17, 2026, from https://grantable.co/funders/mussafer-family-foundation-morg_5f7b4f305e504e058897f71f5bef9e7f
BibTeX
@misc{grantable_387216877_2026,
author = {{Grantable}},
title = {{Mussafer Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/mussafer-family-foundation-morg_5f7b4f305e504e058897f71f5bef9e7f},
note = {Accessed 2026-10-17. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Mussafer 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.
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