The Shirley and Bill Koloseike Fdn
The Shirley and Bill Koloseike Fdn is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DOWNERS GROVE, IL. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $8.2M in total assets. In 2024, it awarded 3 grants totaling $140K. Net investment income was $292K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$8.2M
+3.5% YoY
Annual Giving
$140K
+40.0% YoY
Grant Count
3
+200.0% YoY
Avg Grant Size
$47K
-53.3% YoY
Under IRS private-foundation payout rules, The Shirley and Bill Koloseike Fdn reported a distributable amount of $465K for 2024 — the minimum it must pay out in qualifying distributions.
About The Shirley and Bill Koloseike Fdn
Based on IRS filings
The Shirley and Bill Koloseike Fdn is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DOWNERS GROVE, IL. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $8.2M in total assets. In 2024, it awarded 3 grants totaling $140K. Net investment income was $292K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $8,213,008 | $7,935,106 | $7,491,008 |
| Revenue | $491,298 | $580,444 | $1,021,311 |
| Expenses | $212,468 | $141,827 | $132,751 |
| Qualifying Distributions | $148,455 | $104,057 | $100,000 |
| Net Investment Income | $292,190 | $97,513 | $204,911 |
| Distributable Amount | $464,561 | $389,807 | $357,683 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
Grant Size Distribution
8 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Breakthrough T1d ($100,000), Spectrios Institute for Low Vision ($20,000), Diveheart ($20,000).
| Recipient | Purpose | Amount |
|---|---|---|
| BREAKTHROUGH T1D NEW YORK, NY | UNRESTRICTED CHARITABLE GRANT | $100,000 |
| SPECTRIOS INSTITUTE FOR LOW VISION WHEATON, IL | UNRESTRICTED CHARITABLE GRANT | $20,000 |
| DIVEHEART DOWNERS GROVE, IL | UNRESTRICTED CHARITABLE GRANT | $20,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| NINA B KOLOSEIKE | VICE PRESIDENT | 1 | — |
| MARK J KOLOSEIKE | VICE PRESIDENT | 1 | — |
| JUDITH A SPELLMAN | TREASURER | 1 | — |
| WILLIAM A KOLOSEIKE | PRESIDENT/SECRETARY | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is The Shirley and Bill Koloseike Fdn?
The Shirley and Bill Koloseike Fdn is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DOWNERS GROVE, IL. It holds $8.2M in total assets as of 2024.
How large is The Shirley and Bill Koloseike Fdn?
As of 2024, The Shirley and Bill Koloseike Fdn holds $8.2M in total assets with $491K in annual revenue. It awarded 3 grants totaling $140K in 2024.
Where does The Shirley and Bill Koloseike Fdn operate?
The Shirley and Bill Koloseike Fdn has awarded grants in Arizona, Illinois, New York.
What size grants does The Shirley and Bill Koloseike Fdn award?
In 2024, The Shirley and Bill Koloseike Fdn awarded 3 grants totaling $140K — an average of about $47K per grant, based on its IRS Form 990 filings.
How much is The Shirley and Bill Koloseike Fdn required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, The Shirley and Bill Koloseike Fdn reported a distributable amount of $465K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Shirley and Bill Koloseike Fdn's EIN?
The Shirley and Bill Koloseike Fdn's EIN (Employer Identification Number) is 26-0752500. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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