Rundgren Foundation
Rundgren Foundation is a private foundation, based in Oak Brook, IL. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $2.3M in total assets. In 2025, it awarded 8 grants totaling $135K. Net investment income was $67K.
Rundgren Foundation at a glance
In short: Rundgren Foundation gave $135K across 8 grants in 2025 (avg $17K), mostly in Illinois. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $135,000
- +4.7% vs 2024
- Grants made (2025)
- 8
- +0.0% vs 2024
- Average grant
- $16,875
- +4.7% vs 2024
- Median grant
- $15,000
- Total assets
- $2,301,584
- -3.9% vs 2024
- Primary geography
- Illinois (65% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Rundgren Foundation funds
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
The largest 2025 recipient was Reading Is Fundamental Inc ($32K). Together the top 8 received $135K.
Grant Size Distribution
36 grants across all recorded years
The most common grant size was under $50K: 36 grants of 36 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 8 itemized grants.
Cities
How Rundgren Foundation gives
- Giving held roughly steady from 2022 to 2025 (+9%). Method
- In 2025 it paid out 102% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $105K (2019) to $135K (2025). In 2025 it made 8 grants totaling $135K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Reading Is Fundamental Inc Washington, DC | Assist Other Charitable Organizations in Their Philanthropic Efforts | $32,000 |
| One Million Degrees Chicago, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $30,000 |
| University of Illinois Foundation Urbana, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $25,000 |
| American Indian College Fund Denver, CO | Assist Other Charitable Organizations in Their Philanthropic Efforts | $15,000 |
| Reading in Motion Chicago, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $15,000 |
| Invisible Wounds Foundation Naperville, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $10,000 |
| Little Friends Warrenville, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $7,000 |
| Evans Scholars Foundation Glenview, IL | Assist Other Charitable Organizations in Their Philanthropic Efforts | $1,000 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $2,301,584 | $119,554 | $213,310 | $135,000 | 8 | $173,994 | $66,737 | $171,278 |
| 2024 | $2,395,340 | $183,110 | $203,161 | $129,000 | 8 | $167,668 | $124,076 | $158,508 |
| 2023 | $2,415,391 | $146,404 | $188,759 | $114,700 | 7 | $149,961 | $87,598 | $147,087 |
| 2022 | $2,457,746 | $164,015 | $191,200 | $124,000 | 7 | $154,145 | $106,960 | $152,056 |
| 2021 | $2,484,931 | $324,572 | $182,457 | $120,000 | 6 | $149,029 | $221,144 | $167,046 |
| 2020 | $2,342,816 | $142,841 | $170,576 | $110,000 | 6 | — | $90,968 | $143,664 |
| 2019 | $2,370,551 | $177,456 | $163,202 | $104,850 | 7 | — | $127,749 | $132,975 |
Under IRS private-foundation payout rules, Rundgren Foundation reported a distributable amount of $171K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Rundgren Foundation is led by Wayne W. Haack, President on every filing since 2019; 1 of 3 officers listed in 2025 is compensated.
Officers on the 2025 filing
Wayne W. Haack
President
On filings since 2019
1 hr/week
$20K (2019) → $30K (2025)
Christopher M. Reiser
Secretary
On filings since 2019
1 hr/week
No compensation reported
Christine M. Reiser
Treasurer
On filings since 2024
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $30K, to Wayne W Haack (President).
Frequently asked questions about Rundgren Foundation
How much does Rundgren Foundation give each year?
Rundgren Foundation gave $135K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $129K across 8 grants.
What is Rundgren Foundation's typical grant size?
Rundgren Foundation's median grant in 2025 was $15,000, and its average grant was $16,875, across 8 grants on its 2025 IRS Form 990-PF.
Where does Rundgren Foundation give grants?
Rundgren Foundation gives mostly in Illinois: 65% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were District of Columbia (24%) and Colorado (11%). The most frequent recipient cities were Chicago, IL (2 grants).
Does Rundgren Foundation give general operating support?
Not in 2025: none of the 8 grants with a stated purpose on Rundgren Foundation's 2025 IRS Form 990-PF were described as general or operating support.
Who are Rundgren Foundation's largest grantees?
Rundgren Foundation's largest 2025 grantees include Reading Is Fundamental Inc ($32,000), One Million Degrees ($30,000) and University of Illinois Foundation ($25,000), according to its 2025 IRS Form 990-PF. Together they received 64% of its itemized 2025 grant dollars.
How large is Rundgren Foundation?
Rundgren Foundation reported $2.3M in total assets on its 2025 IRS Form 990-PF. It paid out $174K in qualifying distributions that year, against a required minimum of $171K (roughly 5% of its investment assets).
What is Rundgren Foundation's EIN?
Rundgren Foundation's EIN (Employer Identification Number) is 36-4104629. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS July 2, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 13, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS December 20, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS June 27, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS June 6, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 30, 2026)
- IRS filings on file for fiscal years 2019–2024
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