RTW Foundation
RTW Foundation is a private foundation based in New York, NY. Its 2024 grants supported organizations working in areas including rare-disease research, health services, education, and community support.
RTW Foundation at a glance
In short: RTW Foundation gave $2.7M across 30 grants in 2024 (avg $90K), mostly in Pennsylvania. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $2,690,831
- +55.3% vs 2023
- Grants made (2024)
- 30
- -14.3% vs 2023
- Average grant
- $89,694
- +81.2% vs 2023
- Median grant
- $42,500
- Total assets
- $72,251,838
- +2.5% vs 2023
- Primary geography
- Pennsylvania (56% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
How to apply to RTW Foundation
- How to Apply
-
The foundation does not restrict giving to preselected organizations. Applicants are instructed to complete the contact form on the foundation’s website. Award restrictions are described in the foundation’s Area of Focus information.
- Contact
Application contact: Sarah Garwood
Mailing address: 40 10Th Avenue Floor 3, New York, NY 10014
Phone: (917) 975-8005
Email: sg@rtwcf.org
Website: https://www.rtwcf.org/
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who RTW Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was National Philanthropic Donor Advised Fund - DAF contribution ($1.5M). Together the top 10 received $2.4M.
Grant Size Distribution
130 grants across all recorded years
The most common grant size was under $50K: 66 grants of 130 (51%).
Geographic Focus
Where this funder awards grants
In 2024, the largest shares of grant dollars went to recipients in Pennsylvania (56%) and New York (21%). Texas, Massachusetts, and Missouri each accounted for 6%.
Grant Distribution by State
Share of 2024 grant dollars across all 30 itemized grants.
States
Cities
How RTW Foundation gives
- 15% of 2024 grantees were also funded in 2023. Method
- Giving grew 179% from 2021 to 2024. Method
- In 2024 it paid out 108% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (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 $215K (2020) to $2.7M (2024). In 2024 it made 30 grants totaling $2.7M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| National Philanthropic Donor Advised Fund - DAF contribution Jenkintown, PA | General Support | $1,500,000 |
| Rare Village Foundation McKinney, TX | General Support | $150,500 |
| Boston Childrens Hospital Corporation Boston, MA | General Support | $150,000 |
| Washington University School of Medicine St. Louis, MO | General Support | $150,000 |
| University of North Carolina at Chapel Hill Chapel Hill, NC | General Support | $149,952 |
| AIRnyc Bronx, NY | General Support | $50,000 |
| Arete Education Bronx, NY | General Support | $50,000 |
| Community Health Action of Staten Island Staten Island, NY | General Support | $50,000 |
| East Harlem Health Outreach Partnership New York, NY | General Support | $50,000 |
| Exodus Transitional Community New York, NY | General Support | $50,000 |
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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 | $72,251,838 | $547,684 | $4,498,504 | $2,690,831 | 30 | $3,966,007 | $509,522 | $3,671,615 |
| 2023 | $70,509,364 | $241,708 | $3,477,900 | $1,732,718 | 35 | $3,008,345 | $172,259 | $3,101,536 |
| 2022 | $65,875,065 | $24,113 | $4,931,201 | $2,506,587 | 47 | $4,227,722 | — | $3,672,766 |
| 2021 | $86,430,010 | $97,880,577 | $3,608,453 | $965,599 | 14 | $3,168,083 | $1,251,486 | $3,990,020 |
| 2020 | $5,901,896 | $5,684,112 | $330,149 | $215,000 | 4 | — | $756,534 | $41,648 |
Under IRS private-foundation payout rules, RTW Foundation reported a distributable amount of $3.7M 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 available information does not state a formal mission for the foundation. Its grantmaking included scientific and medical institutions and community organizations. For example, Rare Village Foundation describes its mission as fighting for cures for rare diseases and connecting people with rare diseases to research. Other recipients describe work in health care, education, immigrant services, and support for formerly incarcerated people.
Grantmaking
In 2024, RTW Foundation reported 30 grants totaling $2,690,831. Grant amounts ranged from $100 to $1,500,000, with a median of $42,500.
The largest listed grants included $1,500,000 to National Philanthropic Donor Advised Fund for general support; $150,500 to Rare Village Foundation; $150,000 each to Boston Children’s Hospital Corporation and Washington University School of Medicine; and $149,952 to the University of North Carolina at Chapel Hill. The latter four grants were also for general support. New York City recipients included AIRnyc, Arete Education, Community Health Action of Staten Island, East Harlem Health Outreach Partnership, Exodus Transitional Community, and Hamilton-Madison House, each receiving $50,000 for general support.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Roderick Wong, MD, as chairman; Stephanie A. Sirota as president; and Marti Speranza Wong as president, Community Engagement.
RTW Foundation is led by Stephanie A Sirota, President since 2022 (on filings since 2020); none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Stephanie A Sirota
President
Director & President → President, 2022
On filings since 2020
2 hrs/week
No compensation reported
Marti Speranza Wong
President & Community Engagement
Director & President of Community Engageme → President & Community Engagement, 2022
On filings since 2021
2 hrs/week
No compensation reported
Roderick Wong MD
Chairman
Director & Chairman → Chairman, 2022
On filings since 2020
2 hrs/week
No compensation reported
Former officers (9)
- Former: Alice Lee (2020–2021) — Director & Secretary
- Former: Jamie Lynne Sullivan (2020–2021) — Director
- Former: Joshua Kennedy-Smith PhD (2020–2021) — Director
- Former: Krisha McCune (2020–2021) — Director
- Former: Michelle Krinke (2020–2021) — Director
- Former: Piratip Pratumsuwan (2020–2021) — Director
- Former: Deborah Slipetz PhD (2021) — Executive Director & Vice President
- Former: Nate Pelsma MBA (2021) — Treasurer & COO
- Former: David Moore (2020) — Director & Treasurer
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 RTW Foundation
How much does RTW Foundation give each year?
RTW Foundation gave $2.7M across 30 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $1.7M across 35 grants.
What is RTW Foundation's typical grant size?
RTW Foundation's median grant in 2024 was $42,500, and its average grant was $89,694, across 30 grants on its 2024 IRS Form 990-PF.
Where does RTW Foundation give grants?
RTW Foundation gives mostly in Pennsylvania: 56% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were New York (21%) and Texas (6%). The most frequent recipient cities were New York, NY (11 grants), Bronx, NY (4 grants), McKinney, TX (2 grants) and Brooklyn, NY (2 grants).
Does RTW Foundation give general operating support?
Yes: 100% of RTW Foundation's 2024 grants with a stated purpose (30 of 30) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are RTW Foundation's largest grantees?
RTW Foundation's largest 2024 grantees include National Philanthropic Donor Advised Fund - DAF contribution ($1,500,000), Rare Village Foundation ($166,759 across 2 grants) and Boston Childrens Hospital Corporation ($150,000), according to its 2024 IRS Form 990-PF. Together they received 68% of its itemized 2024 grant dollars.
How large is RTW Foundation?
RTW Foundation reported $72.3M in total assets on its 2024 IRS Form 990-PF. It paid out $4.0M in qualifying distributions that year, against a required minimum of $3.7M (roughly 5% of its investment assets).
What does RTW Foundation fund?
The available information does not state a formal mission for the foundation. Its grantmaking included scientific and medical institutions and community organizations. See mission & focus areas ↑
How do I apply for a grant from RTW Foundation?
The foundation does not restrict giving to preselected organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is RTW Foundation's EIN?
RTW Foundation's EIN (Employer Identification Number) is 83-1433853. IRS Form 990 filing data is available on this page for 2020–2024.
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
Explore Open Grants
Browse active grant opportunities in RTW Foundation's focus areas in our free grants database
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Cite this profile
Grantable. (2026). RTW Foundation funder profile. GrantGraph. Retrieved October 14, 2026, from https://grantable.co/funders/rtw-foundation-morg_bcfc6fd1d95443c5b7f9196d47f2d9cc
BibTeX
@misc{grantable_831433853_2026,
author = {{Grantable}},
title = {{RTW Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/rtw-foundation-morg_bcfc6fd1d95443c5b7f9196d47f2d9cc},
note = {Accessed 2026-10-14. 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 RTW 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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