The Riedman Foundation
At a glance
Key takeaways
- The foundation is based in Wilmington, DE, and its filing states no geographic focus, although its grants have mainly gone to New York and California, so a group elsewhere should check with it before assuming it is eligible.
- Its grant record covers health and social-service organisations, schools and universities, museums, theatres, libraries and community groups, and the filing sets out no narrower priorities, so your request should explain clearly how your work fits one of these areas.
- About 8 in 10 of its 132 grants to organisations fall between $2,300 and $50,000, with a median of $10,000 and half at $10,000 or less, so a modest request is typical; its largest grant was $1,600,000, so that band is not a limit.
- The filing gives no deadlines and notes that the foundation accepts applications, so confirm the timing with it before you write; 58% of its grant dollars to organisations went to groups it had also funded in earlier filings, so it may help to look for an existing link first.
- The filing states no exclusions, so no type of group is ruled out on its terms.
Overview
The Riedman Foundation is a US private foundation based in Wilmington, DE.
What they fund
Profile based on the foundation's IRS Form 990-PF filings (TY2024, TY2023, TY2022) only: no website or other web source for the foundation was found. Every statement is checked against the filings. Sources read on 7 October 2026.
Priority Areas
Its organisation grants are concentrated in New York, with a smaller share going to California. The grant record shows support for health and social-service organisations, schools and universities, museums, theatres and libraries, alongside community and other charitable organisations; many awards are recorded as general or unrestricted support rather than for a specified activity. Separately, the foundation operates and maintains a fish hatchery for public educational purposes and for the preservation and restoration of trout in the Irondequoit Bay and Lake Ontario waterways. The filings do not set out a narrower statement of grant priorities or organisational eligibility.
Geographic Focus
No geographic focus is stated; the filings show grants mainly in New York and California.
How to apply
The filing names David J Riedman as the contact.
Application success factors
- Repeat giving: In its TY2024 filing, 58% of its grant dollars to organisations went to organisations it had also funded in its TY2022 or TY2023 filing.
- Grant size: Across its TY2022, TY2023 and TY2024 filings, half of its 132 grants to organisations were $10,000 or less.
Where grants go
From grants to organisations in the foundation’s filings for tax years 2022–2024.
Grant dollars by state
- The largest single recipient received 30% of grant dollars to organisations.
- In tax year 2024, 58% of grant dollars went to organisations The Riedman Foundation had funded in earlier filings.
- No grants were paid directly to organisations outside the US.
- 4% of grant dollars went to intermediaries that regrant to other organisations.
Grants
How much do they typically give?
Share of 71 grants in tax year 2024 by size
Median $10,000 (tax year 2024)
The largest grants to organisations in the foundation’s latest filing:
- Heritage Christian Services · General & Unrestricted$200,0002024 tax year
- Rochester Institute of Technology · Funds for Dean Jacqueline Mozrall to use for special initiatives at Saunders College$125,0002024 tax year
- InterVol · General & Unrestricted$50,0002024 tax year
- Rochester Regional Health Foundation · Employee Care Program$50,0002024 tax year
- Rochester Regional Health Foundation · Charitable Event$50,0002024 tax year
- Foundation for Children with Neuroimmune Disorders · General & Unrestricted$50,0002024 tax year
- Mercy Flight Central · General & Unrestricted$50,0002024 tax year
- Stupid Cancer · General & Unrestricted$50,0002024 tax year
Grants to organisations listed in the foundation’s Form 990-PF filings. Grants to individuals are not shown.
Officers and directors
- James Riedman — Trustee
- David J Riedman — Trustee
- Susan R Holliday — Trustee
- Katherine Griswold — Trustee
From the latest Form 990-PF filing
3 years of tax filings
| Year | Total expenses | Grants paid | Assets | Filing document |
|---|---|---|---|---|
| 2022 tax year | $2,224,681 | $1,911,713 | $43,631,200 | Filing for 2022 tax year |
| 2023 tax year | $2,709,911 | $1,983,940 | $44,673,588 | Filing for 2023 tax year |
| 2024 tax year | $2,115,607 | $1,357,200 | $48,587,516 | Filing for 2024 tax year |
Figures from the foundation’s IRS Form 990-PF filings. Assets are at fair market value at year end. The document icon links to each year’s filing on ProPublica Nonprofit Explorer.
Sources
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At a glance

Applying to The Riedman Foundation?
Hinchilla drafts your answers around this funder's priorities, using your organisation's own documents.
No credit card required
Contact
- (585) 232-1000
- Wilmington, DE

Applying to The Riedman Foundation?
Hinchilla drafts your answers around this funder's priorities, using your organisation's own documents.
No credit card required
Contact
- (585) 232-1000
- Wilmington, DE