The Charles and Marie Caestecker Foundation
The Charles and Marie Caestecker Foundation is a private foundation, based in Chicago, IL. IRS filing data is available from 2021 through 2026. As of 2026, the organization holds $3.3M in total assets. In 2026, it awarded 5 grants totaling $120K. Net investment income was $93K.
The Charles and Marie Caestecker Foundation at a glance
In short: The Charles and Marie Caestecker Foundation gave $120K across 5 grants in 2026 (avg $24K), mostly in Wisconsin. Source: 2026 IRS Form 990-PF.
- Annual giving (2026)
- $120,000
- +0.6% vs 2025
- Grants made (2026)
- 5
- -16.7% vs 2025
- Average grant
- $24,000
- +20.8% vs 2025
- Median grant
- $25,000
- Total assets
- $3,302,255
- -1.9% vs 2025
- Primary geography
- Wisconsin (90% of itemized 2026 grant dollars)
- Latest 990 filing
- Form 990-PF, 2026 View filing
Data from IRS Form 990-PF, 2026; updated November 2026.
Who The Charles and Marie Caestecker Foundation funds
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2026
The largest 2026 recipient was Green Lake Association Inc ($35K). Together the top 5 received $120K.
Grant Size Distribution
20 grants across all recorded years
The most common grant size was under $50K: 20 grants of 20 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2026 grant dollars across all 5 itemized grants.
Cities
How The Charles and Marie Caestecker Foundation gives
- Giving grew 171% from 2023 to 2026. Method
- In 2026 it paid out 76% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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 2021 to 2026, annual grant giving ranged from $44K (2023) to $120K (2026). In 2026 it made 5 grants totaling $120K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Green Lake Association Inc Green Lake, WI | General Support | $35,000 |
| Friends of Caestecker Public Library Green Lake, WI | General Support | $35,000 |
| University of Wisconsin - Madison Madison, WI | Scholarships | $25,000 |
| Cornell University Ithaca, NY | General Support | $12,500 |
| Ripon College Ripon, WI | General Support | $12,500 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2026 | $3,302,255 | $102,785 | $167,814 | $120,000 | 5 | $136,653 | $93,412 | $180,352 |
| 2025 | $3,367,284 | $2,394,372 | $183,839 | $119,250 | 6 | $175,752 | $1,390,485 | $134,126 |
| 2024 | $1,156,929 | $94,456 | — | — | — | — | $94,456 | $102,166 |
| 2023 | $1,062,472 | $50,172 | $47,665 | $44,250 | 4 | $47,665 | $50,172 | $93,795 |
| 2021 | $1,035,653 | $120,133 | $87,662 | $79,982 | 5 | — | $112,468 | $95,370 |
Under IRS private-foundation payout rules, The Charles and Marie Caestecker Foundation reported a distributable amount of $180K for 2026 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Charles and Marie Caestecker Foundation's only listed officer is The Northern Trust Company, Trustee on every filing since 2025 (compensated).
Officers on the 2026 filing
The Northern Trust Company
Trustee
On filings since 2025
40 hrs/week
$11K (2025) → $21K (2026)
Former officers (1)
- Former: Thomas E. Caestecker (2021–2025) — Former Trustee
Data from IRS Form 990 filings, 2021–2026. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2026 IRS filing
The highest reported compensation on the 2026 filing was $21K, to The Northern Trust Company (Trustee).
Frequently asked questions about The Charles and Marie Caestecker Foundation
How much does The Charles and Marie Caestecker Foundation give each year?
The Charles and Marie Caestecker Foundation gave $120K across 5 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $119K across 6 grants.
What is The Charles and Marie Caestecker Foundation's typical grant size?
The Charles and Marie Caestecker Foundation's median grant in 2026 was $25,000, and its average grant was $24,000, across 5 grants on its 2026 IRS Form 990-PF.
Where does The Charles and Marie Caestecker Foundation give grants?
The Charles and Marie Caestecker Foundation gives mostly in Wisconsin: 90% of the grant dollars itemized on its 2026 IRS Form 990-PF went to recipients there. The next largest state was New York (10%). The most frequent recipient cities were Green Lake, WI (2 grants).
Does The Charles and Marie Caestecker Foundation give general operating support?
Yes: 80% of The Charles and Marie Caestecker Foundation's 2026 grants with a stated purpose (4 of 5) were for general or operating support, per its 2026 IRS Form 990-PF.
Who are The Charles and Marie Caestecker Foundation's largest grantees?
The Charles and Marie Caestecker Foundation's largest 2026 grantees include Green Lake Association Inc ($35,000), Friends of Caestecker Public Library ($35,000) and University of Wisconsin - Madison ($25,000), according to its 2026 IRS Form 990-PF. Together they received 79% of its itemized 2026 grant dollars.
How large is The Charles and Marie Caestecker Foundation?
The Charles and Marie Caestecker Foundation reported $3.3M in total assets on its 2026 IRS Form 990-PF. It paid out $137K in qualifying distributions that year, against a required minimum of $180K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is The Charles and Marie Caestecker Foundation's EIN?
The Charles and Marie Caestecker Foundation's EIN (Employer Identification Number) is 36-3154453. IRS Form 990 filing data is available on this page for 2021–2026.
Data last updated November 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2026 (received by the IRS September 8, 2026)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS September 14, 2021)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 10, 2025)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 10, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 10, 2026)
- IRS filings on file for fiscal years 2021–2025
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