Rosalyn and Richard Slifka
Rosalyn and Richard Slifka is a private foundation based in Waltham, Massachusetts. Its 2024 grants supported organizations including Jewish schools and educational institutions, a multiple sclerosis organization, and charitable and community-service organizations.
Rosalyn and Richard Slifka at a glance
In short: Rosalyn and Richard Slifka gave $3.1M across 38 grants in 2024 (avg $80K), mostly in Massachusetts. 26% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $3,053,000
- -37.6% vs 2023
- Grants made (2024)
- 38
- -36.7% vs 2023
- Average grant
- $80,342
- -1.5% vs 2023
- Median grant
- $50,000
- Total assets
- $5,755,707
- -39.1% vs 2023
- New grantees (estimate)
- 26% first-time grantees (10 of 38, 2024)
- Primary geography
- Massachusetts (73% 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 Rosalyn and Richard Slifka
- Accepts unsolicited proposals
- No
- Contact
Mailing address: 800 South Street PO Box 9161, Waltham, MA 02453-9161
Phone: (781) 894-8800
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Rosalyn and Richard Slifka funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was National Ms Society ($350K). Together the top 10 received $2.0M.
Organizations only. It also paid 1 grant to individuals ($50,000), which are not listed by name.
Grant Size Distribution
186 grants across all recorded years
The most common grant size was under $50K: 115 grants of 186 (62%).
Geographic Focus
Where this funder awards grants
In 2024, grant dollars went primarily to Massachusetts (73%) and New York (23%). Smaller shares went to New Jersey (2%), Michigan (2%), and Pennsylvania (1%).
Grant Distribution by State
Share of 2024 grant dollars across all 38 itemized grants.
States
Cities
Is Rosalyn and Richard Slifka open to new grantees?
26%
first-time grantees, 2024
In 2024, 10 of 38 grantees (26%) were first-time recipients. First grants averaged $62K; repeat grants $87K. How we count
Medians: $33K first-time, $50K repeat.
- 71% of 2024 grantees were also funded in 2023. Method
- Giving grew 94% from 2021 to 2024. Method
- In 2024 it paid out 852% of its IRS minimum distribution (the 5% rule). 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 $516K (2022) to $4.9M (2023). In 2024 it made 38 grants totaling $3.1M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| National Ms Society New York, NY | To assist people living with multiple sclerosis, and to address the challenges of living with ms. | $350,000 |
| Colel Chabad Brooklyn, NY | To help those who are too old or disabled to fend for themselves as well as individuals and families in crisis such as widows and orphans, new immigrants in transition and impoverished young couples seeking to establish a basic household. | $288,000 |
| Bais Yaakov Brighton, MA | To provide comprehensive judaic studies and challenging secular studies education to orthodox jewish young women in an atmosphere that fosters a love of learning, traditional jewish values and ethics, as well as commitment to community. | $275,000 |
| New England Hebrew Academy Brookline, MA | To provide religious and secular education for preschool through high school. | $240,000 |
| The Mesivta of Greater Boston Brighton, MA | To ensure 100% of their students attend a 4-year college. | $230,000 |
| Gann Academy Waltham, MA | To bring together students from all corners of the jewish community to strengthen their identity within a pluralistic school. | $150,000 |
| Shaloh House Brighton, MA | To expand children's intellectual curiosity and capabilities and to provide them with an engaging, challenging, and well-rounded academic program, replete with love for jewish tradition, history, language, and values. | $125,000 |
| Brandeis University Waltham, MA | To pursue knowledge and its transmission from generation to generation. | $100,000 |
| Epstein Hillel School Marblehead, MA | To provide a challenging interdisciplinary curriculum that fosters critical thinking, curiosity, creativity, and a love of learning. | $100,000 |
| Hebrew College Newton, MA | To promote deep jewish learning and inspired leadership with a pluralistic environment of open inquiry, intellectual rigor, personal engagement and spiritual creativity. | $100,000 |
Ready to take the next step with Rosalyn and Richard Slifka?
Financial History
Multi-year comparison from IRS filings
The foundation reported that its grantmaking activities resulted in a substantial contraction after it disposed of more than 25% of its assets. It stated that this was not part of a plan of termination or dissolution and that it intended to continue in existence for the foreseeable future.
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $5,755,707 | $340,183 | $3,185,667 | $3,053,000 | 38 | $3,053,500 | $288,016 | $358,530 |
| 2023 | $9,458,448 | $10,669,227 | $4,928,698 | $4,893,044 | 60 | $4,893,544 | $5,690,512 | $201,331 |
| 2022 | $5,659,444 | $7,831,037 | $524,041 | $516,480 | 34 | $516,550 | $246,978 | $77,014 |
| 2021 | $1,234,290 | $156,537 | $1,608,534 | $1,576,000 | 32 | $1,576,500 | $46,085 | $98,737 |
| 2020 | $2,717,066 | $4,620,895 | $1,053,856 | $1,044,500 | 22 | — | $1,091,128 | — |
Under IRS private-foundation payout rules, Rosalyn and Richard Slifka reported a distributable amount of $359K 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
The foundation’s own mission is not stated in the available information. Its grants include support for education, health-related services, and assistance to people and families in need. For example, Bais Yaakov describes its work as providing Orthodox Jewish young women with Judaic and secular studies; the National MS Society says its grant purpose was to assist people living with multiple sclerosis and address the challenges of living with MS. Yad Chaim describes its mission as providing food support to families for the Sabbath and holidays.
Grantmaking
In 2024, the foundation made 38 grants totaling $3,053,000. Grants ranged from $10,000 to $350,000, with a median of $50,000. Among the largest listed grants were $350,000 to the National MS Society, $288,000 to Colel Chabad, $275,000 to Bais Yaakov, and $240,000 to New England Hebrew Academy. Other listed recipients included the Mesivta of Greater Boston ($230,000), Gann Academy ($150,000), and Brandeis University ($100,000). The filing also identifies National Audubon Society as a 2024 grantee receiving $350,000.
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests. Application form and materials: N/A. Restrictions on awards: N/A.
Leadership & Key People
Leadership team and compensation from IRS filings
Richard Slifka and Rosalyn Slifka are trustees.
Rosalyn and Richard Slifka's 2024 filing lists 2 officers; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Richard Slifka
Trustee
On filings since 2020
1 hr/week
No compensation reported
Rosalyn Slifka
Trustee
On filings since 2020
1 hr/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 Rosalyn and Richard Slifka
How much does Rosalyn and Richard Slifka give each year?
Rosalyn and Richard Slifka gave $3.1M across 38 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $4.9M across 60 grants.
What is Rosalyn and Richard Slifka's typical grant size?
Rosalyn and Richard Slifka's median grant in 2024 was $50,000, and its average grant was $80,342, across 38 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Rosalyn and Richard Slifka that year got $62K on average.
Where does Rosalyn and Richard Slifka give grants?
Rosalyn and Richard Slifka gives mostly in Massachusetts: 73% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was New York (23%). The most frequent recipient cities were Brighton, MA (8 grants), Boston, MA (4 grants), Waltham, MA (3 grants) and Newton, MA (3 grants).
Does Rosalyn and Richard Slifka give general operating support?
Not in 2024: none of the 38 grants with a stated purpose on Rosalyn and Richard Slifka's 2024 IRS Form 990-PF were described as general or operating support.
Who are Rosalyn and Richard Slifka's largest grantees?
Rosalyn and Richard Slifka's largest 2024 grantees include National Ms Society ($350,000), Colel Chabad ($288,000) and Bais Yaakov ($275,000), according to its 2024 IRS Form 990-PF. It also paid 1 grant to individuals ($50,000), which are not listed by name. Together they received 30% of its itemized 2024 grant dollars.
How large is Rosalyn and Richard Slifka?
Rosalyn and Richard Slifka reported $5.8M in total assets on its 2024 IRS Form 990-PF. It paid out $3.1M in qualifying distributions that year, against a required minimum of $359K (roughly 5% of its investment assets).
What does Rosalyn and Richard Slifka fund?
The foundation’s own mission is not stated in the available information. Its grants include support for education, health-related services, and assistance to people and families in need. See mission & focus areas ↑
How do I apply for a grant from Rosalyn and Richard Slifka?
Rosalyn and Richard Slifka does not accept unsolicited proposals, according to Grantable's research on its published guidelines.
What is Rosalyn and Richard Slifka's EIN?
Rosalyn and Richard Slifka's EIN (Employer Identification Number) is 04-6560021. IRS Form 990 filing data is available on this page for 2020–2024.
Does Rosalyn and Richard Slifka 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
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Rosalyn and Richard Slifka funder profile. GrantGraph. Retrieved October 16, 2026, from https://grantable.co/funders/rosalyn-and-richard-slifka-morg_1971f3d0a98d43c69239014b94fda17c
BibTeX
@misc{grantable_046560021_2026,
author = {{Grantable}},
title = {{Rosalyn and Richard Slifka funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/rosalyn-and-richard-slifka-morg_1971f3d0a98d43c69239014b94fda17c},
note = {Accessed 2026-10-16. 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 Rosalyn and Richard Slifka'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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