The Diane Stilwell Weinberg Foundation
The Diane Stilwell Weinberg Foundation is a private foundation based in Chicago, Illinois. In its 2025 filing, it reported giving $71,500 in grants to 15 organizations, including arts, book-related, cultural, educational, and preservation organizations.
Key facts about The Diane Stilwell Weinberg Foundation
In short: The Diane Stilwell Weinberg Foundation gave $72K across 15 grants in 2025 (avg $5K), mostly in Illinois. 40% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- EIN
- 88-3114390
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $71,500
- Grants made (2025)
- 15
- Average grant
- $4,767
- Median grant
- $3,000
- New grantees (estimate)
- 40% first-time grantees (6 of 15, 2025)
- Total assets
- $8,953
- Primary geography
- Illinois (85% of itemized 2025 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓
Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$9K
-77.3% YoY
Annual Giving
$72K
+57.1% YoY
Grant Count
15
+50.0% YoY
Avg Grant Size
$5K
+4.8% YoY
Under IRS private-foundation payout rules, The Diane Stilwell Weinberg Foundation reported a distributable amount of $485 for 2025 — the minimum it must pay out in qualifying distributions.
Is The Diane Stilwell Weinberg Foundation open to new grantees?
40%
first-time grantees, 2025
In 2025, 6 of 15 grantees (40%) were first-time recipients. First grants averaged $2K; repeat grants $7K. How we count
Medians: $2K first-time, $4K repeat.
- 47% of 2025 grantees were also funded in 2024. Method
- Giving grew 77% from 2022 to 2025. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2022–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2025 grants include support for organizations such as The Art Institute of Chicago, Newberry Library, Artist Book House, and Core of Culture Dance Preservation.
The grantees’ own descriptions illustrate some of their work: the Theosophical Society in America says its objectives include encouraging comparative study of religion, philosophy, and science; the Caxton Club describes its purpose as promoting and studying the arts and technologies of printed books and related textual objects; the American Indian College Fund says it invests in Native students and tribal college education; and the Gunston Hall Foundation says it supports the restoration, preservation, and promotion of Gunston Hall.
Grantmaking
In 2025, the foundation reported 15 grants totaling $71,500. Grants ranged from $500 to $26,000, with a median grant of $3,000.
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Geographic Focus
Where this funder awards grants
In 2025, 85% of grant dollars went to recipients in Illinois, 9% to recipients in Washington, DC, 3% to recipients in Colorado, and 1% each to recipients in Virginia and Minnesota.
Grant Distribution by State
Share of 2025 grant dollars across all 15 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2022 to 2025, annual grant giving ranged from $40K (2022) to $72K (2025). In 2025 it made 15 grants totaling $72K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was The Art Institute of Chicago ($26K). Together the top 10 received $67K.
Grant Size Distribution
34 grants across all recorded years
The most common grant size was under $50K: 34 grants of 34 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| The Art Institute of Chicago Chicago, IL | General Fund | $26,000 |
| Newberry Library Chicago, IL | General Fund | $8,000 |
| Artist Book House Chicago, IL | General Fund | $6,000 |
| Theosophical Society in America Wheaton, IL | General Fund | $6,000 |
| Core of Culture Dance Preservation Skokie, IL | General Fund | $5,000 |
| Nourishment Projects NFP Oak Brook, IL | General Fund | $4,000 |
| The National Society of the Colonial Dames of America Washington, DC | General Fund | $4,000 |
| Caxton Club Chicago, IL | General Fund | $3,000 |
| Smithsonian Literacies Washington, DC | General Fund | $2,500 |
| American Indian College Fund Denver, CO | General Fund | $2,000 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses | Grants | Grant count |
|---|---|---|---|---|---|
| 2025 | $8,953 | $48,000 | $78,473 | $71,500 | 15 |
| 2024 | $39,426 | $90,000 | $66,010 | $45,500 | 10 |
| 2022 | $23,923 | $75,000 | $51,077 | $40,450 | 9 |
| Metric | 2025 | 2024 | 2022 |
|---|---|---|---|
| Total Assets | $8,953 | $39,426 | $23,923 |
| Revenue | $48,000 | $90,000 | $75,000 |
| Expenses | $78,473 | $66,010 | $51,077 |
| Qualifying Distributions | $78,473 | $66,010 | $51,077 |
| Distributable Amount | $485 | $597 | $1,061 |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS July 28, 2026)
- IRS filings on file for fiscal years 2022–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation’s 2025 filing lists Diane Stilwell Weinberg as president and Richard G Weinberg as secretary.
The Diane Stilwell Weinberg Foundation is led by Diane Stilwell Weinberg, President on every filing since 2022; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Diane Stilwell Weinberg
President
On filings since 2022
1 hr/week
No compensation reported
Richard G. Weinberg
Secretary
On filings since 2024
0.1 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2022–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Contact
Mailing address: 401 N Michigan Ave 3050, Chicago, IL 60611
Phone: (312) 236-3836
Frequently asked questions about The Diane Stilwell Weinberg Foundation
How much does The Diane Stilwell Weinberg Foundation give each year?
The Diane Stilwell Weinberg Foundation gave $72K across 15 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $46K across 10 grants.
What is The Diane Stilwell Weinberg Foundation's typical grant size?
The Diane Stilwell Weinberg Foundation's median grant in 2025 was $3,000, and its average grant was $4,767, across 15 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from The Diane Stilwell Weinberg Foundation that year got $2K on average.
Where does The Diane Stilwell Weinberg Foundation give grants?
The Diane Stilwell Weinberg Foundation gives mostly in Illinois: 85% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was District of Columbia (9%). The most frequent recipient cities were Chicago, IL (6 grants) and Washington, DC (2 grants).
Does The Diane Stilwell Weinberg Foundation give general operating support?
Yes: 100% of The Diane Stilwell Weinberg Foundation's 2025 grants with a stated purpose (15 of 15) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Diane Stilwell Weinberg Foundation's largest grantees?
The Diane Stilwell Weinberg Foundation's largest 2025 grantees include The Art Institute of Chicago ($26,000), Newberry Library ($8,000) and Artist Book House ($6,000), according to its 2025 IRS Form 990-PF. Together they received 56% of its itemized 2025 grant dollars.
How large is The Diane Stilwell Weinberg Foundation?
The Diane Stilwell Weinberg Foundation reported $9K in total assets on its 2025 IRS Form 990-PF. It paid out $78K in qualifying distributions that year, against a required minimum of $485 (roughly 5% of its investment assets).
What does The Diane Stilwell Weinberg Foundation fund?
No mission statement for the foundation is provided. Its 2025 grants include support for organizations such as The Art Institute of Chicago, Newberry Library, Artist Book House, and Core of Culture Dance Preservation. See mission & focus areas ↑
How do I apply for a grant from The Diane Stilwell Weinberg Foundation?
The foundation states that it 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 The Diane Stilwell Weinberg Foundation's EIN?
The Diane Stilwell Weinberg Foundation's EIN (Employer Identification Number) is 88-3114390. IRS Form 990 filing data is available on this page for 2022–2025.
Does The Diane Stilwell Weinberg Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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