Grants paid by The Shirley and Bill Koloseike Fdn
EIN 26-0752500 · Downers Grove, IL · Form 990-PF, Part XV · NTEE T20
The Shirley and Bill Koloseike Fdn of Downers Grove, IL (EIN 26-0752500) reported 10 grants paid totaling $740,000 to 6 recipients in tax years 2019–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$740,000
10 grants
Recipients
6
distinct organizations
Tax years
2019–2024
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2019 | 2 | $150,000 | — |
| 2020 | 2 | $150,000 | — |
| 2021 | 1 | $100,000 | — |
| 2022 | 1 | $100,000 | — |
| 2023 | 1 | $100,000 | — |
| 2024 | 3 | $140,000 | — |
Top recipients
The 6 recipients receiving the most from The Shirley and Bill Koloseike Fdn, by grants paid, out of 6 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Jdrf | U | Phoenix, AZ | 4 | $400,000 | 2022 |
| Breakthrough T1d 23-1907729 | B | New York, NY | 1 | $100,000 | 2024 |
| University of Chicago 36-2177139 | C | Chicago, IL | 2 | $100,000 | 2020 |
| Juvenile Diabetes Research Foundation | U | Phoenix, AZ | 1 | $100,000 | 2023 |
| Diveheart 36-4446147 | D | Downers Grove, IL | 1 | $20,000 | 2024 |
| Spectrios Institute for Low Vision 36-3083157 | B | Wheaton, IL | 1 | $20,000 | 2024 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 10 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Breakthrough T1d New York, NY | B | $100,000 | paid | UNRESTRICTED CHARITABLE GRANT | 202512229349100001 |
| 2024 | Spectrios Institute for Low Vision Wheaton, IL | B | $20,000 | paid | UNRESTRICTED CHARITABLE GRANT | 202512229349100001 |
| 2024 | Diveheart Downers Grove, IL | D | $20,000 | paid | UNRESTRICTED CHARITABLE GRANT | 202512229349100001 |
| 2023 | Juvenile Diabetes Research Foundation Phoenix, AZ | U | $100,000 | paid | IN SUPPORT OF JUVENILE DIABETES RESEARCH | 202421939349100227 |
| 2022 | Jdrf Phoenix, AZ | U | $100,000 | paid | IN SUPPORT OF JUVENILE DIABETES RESEARCH | 202300739349100900 |
| 2021 | Jdrf Phoenix, AZ | U | $100,000 | paid | IN SUPPORT OF JUVENILE DIABETES RESEARCH | 202202359349101300 |
| 2020 | Jdrf Phoenix, AZ | U | $100,000 | paid | IN SUPPORT OF JUVENILE DIABETES RESEARCH | 202112009349100051 |
| 2020 | University of Chicago Chicago, IL | C | $50,000 | paid | IN SUPPORT OF THE BIOLOGICAL RESEARCH | 202112009349100051 |
| 2019 | Jdrf Phoenix, AZ | U | $100,000 | paid | IN SUPPORT OF JUVENILE DIABETES RESEARCH | 202021889349100627 |
| 2019 | University of Chicago Chicago, IL | C | $50,000 | paid | IN SUPPORT OF THE SHIRLEY KOLOSEIKE BREAST CANCER RESEARCH AWARD. | 202021889349100627 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202512229349100001 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202421939349100227 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v4.1 | 202300739349100900 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202202359349101300 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202112009349100051 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202021889349100627 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/260752500.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.