Grants paid by Therkildsen Charitable Foundation C/O John L Riesbeck
EIN 36-4157275 · Naperville, IL · Form 990-PF, Part XV · NTEE T20Z
Therkildsen Charitable Foundation C/O John L Riesbeck of Naperville, IL (EIN 36-4157275) reported 28 grants paid totaling $1,657,948 to 14 recipients in tax years 2018–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$1,657,948
28 grants
Recipients
14
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 2 | $20,198 | — |
| 2019 | 5 | $66,400 | — |
| 2020 | 3 | $122,250 | — |
| 2021 | 3 | $3,250 | — |
| 2022 | 3 | $320,350 | — |
| 2023 | 4 | $354,250 | — |
| 2024 | 4 | $352,750 | — |
| 2025 | 4 | $418,500 | — |
Top recipients
The 14 recipients receiving the most from Therkildsen Charitable Foundation C/O John L Riesbeck, by grants paid, out of 14 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Iowa State University Fdn 42-1143702 | C | Ames, IA | 4 | $1,436,000 | 2025 |
| Harlan Iowa Community Ctr | U | Harlan, IA | 2 | $180,000 | 2020 |
| American Center for Law Justice | U | Washington, DC | 1 | $19,998 | 2018 |
| Northwoods Humane Society 39-1634807 | B | Hayward, WI | 4 | $8,000 | 2024 |
| Hillsdale College | U | Hillsdale, MI | 1 | $5,000 | 2019 |
| Stone Lake Area Historical Society 31-1501095 | B | Stone Lake, WI | 2 | $2,000 | 2021 |
| Delta Delta Delta Foundation 75-2184529 | B | Dallas, TX | 1 | $2,000 | 2023 |
| Susan G Komen Race for the Cure 75-1835298 | D | Dallas, TX | 3 | $1,500 | 2025 |
| Susan G Komen Race for the Cure | U | Denver, CO | 4 | $1,000 | 2022 |
| Trinitas Classic Academy | U | Franklin, TN | 1 | $1,000 | 2025 |
| Paralyzed Veterans of America | U | Topeka, KS | 1 | $500 | 2024 |
| Horsepower Therapeutic Riding 46-1625889 | C | Elburn, IL | 1 | $500 | 2025 |
| Christ Church of Oakbrook 36-6166915 | C | Oakbrook, IL | 2 | $250 | 2022 |
| National Ms Society | U | Chicago, IL | 1 | $200 | 2018 |
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 28 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Iowa State University Fdn Ames, IA | B | $416,000 | paid | CHARITIABLE CONTRIBUTION | 202611349349103581 |
| 2025 | Susan G Komen Race for the Cure Dallas, TX | D | $1,000 | paid | CHARITABLE CONTRIBUTION | 202611349349103581 |
| 2025 | Trinitas Classic Academy Franklin, TN | U | $1,000 | paid | CHARITABLE CONTRIBUTION | 202611349349103581 |
| 2025 | Horsepower Therapeutic Riding Elburn, IL | C | $500 | paid | CHARITABLE CONTRIBUTION | 202611349349103581 |
| 2024 | Iowa State University Fdn Ames, IA | B | $350,000 | paid | CHARITIABLE CONTRIBUTION | 202511359349102451 |
| 2024 | Northwoods Humane Society Hayward, WI | B | $2,000 | paid | CHARITABLE CONTRIBUTION | 202511359349102451 |
| 2024 | Paralyzed Veterans of America Topeka, KS | U | $500 | paid | CHARITABLE CONTRIBUTION | 202511359349102451 |
| 2024 | Susan G Komen Race for the Cure Dallas, TX | D | $250 | paid | CHARITABLE CONTRIBUTION | 202511359349102451 |
| 2023 | Iowa State University Fdn Ames, IA | C | $350,000 | paid | CHARITIABLE CONTRIBUTION | 202441349349102129 |
| 2023 | Northwoods Humane Society Hayward, WI | B | $2,000 | paid | CHARITABLE CONTRIBUTION | 202441349349102129 |
| 2023 | Delta Delta Delta Foundation Dallas, TX | B | $2,000 | paid | CHARITABLE CONTRIBUTION | 202441349349102129 |
| 2023 | Susan G Komen Race for the Cure Dallas, TX | D | $250 | paid | CHARITABLE CONTRIBUTION | 202441349349102129 |
| 2022 | Iowa State University Fdn Ames, IA | C | $320,000 | paid | CHARITIABLE CONTRIBUTION | 202311329349102431 |
| 2022 | Susan G Komen Race for the Cure Denver, CO | U | $250 | paid | CHARITABLE CONTRIBUTION | 202311329349102431 |
| 2022 | Christ Church of Oakbrook Oakbrook, IL | C | $100 | paid | CHARITABLE CONTRIBUTION | 202311329349102431 |
| 2021 | Northwoods Humane Society Hayward, WI | B | $2,000 | paid | CHARITABLE CONTRIBUTION | 202241369349100949 |
| 2021 | Stone Lake Area Historical Society Stone Lake, WI | B | $1,000 | paid | CHARITABLE CONTRIBUTION | 202241369349100949 |
| 2021 | Susan G Komen Race for the Cure Denver, CO | U | $250 | paid | CHARITABLE CONTRIBUTION | 202241369349100949 |
| 2020 | Harlan Iowa Community Ctr Harlan, IA | U | $120,000 | paid | CHARITABLE CONTRIBUTION | 202130999349100728 |
| 2020 | Northwoods Humane Society Hayward, WI | B | $2,000 | paid | CHARITABLE CONTRIBUTION | 202130999349100728 |
| 2020 | Susan G Komen Race for the Cure Denver, CO | U | $250 | paid | CHARITABLE CONTRIBUTION | 202130999349100728 |
| 2019 | Harlan Iowa Community Ctr Harlan, IA | U | $60,000 | paid | CHARITABLE CONTRIBUTION | 202002409349100900 |
| 2019 | Hillsdale College Hillsdale, MI | U | $5,000 | paid | CHARITABLE CONTRIBUTION | 202002409349100900 |
| 2019 | Stone Lake Area Historical Society Stone Lake, WI | B | $1,000 | paid | CHARITABLE CONTRIBUTION | 202002409349100900 |
| 2019 | Susan G Komen Race for the Cure Denver, CO | U | $250 | paid | CHARITABLE CONTRIBUTION | 202002409349100900 |
| 2019 | Christ Church of Oakbrook Oakbrook, IL | C | $150 | paid | CHARITABLE CONTRIBUTION | 202002409349100900 |
| 2018 | American Center for Law Justice Washington, DC | U | $19,998 | paid | CHARITABLE CONTRIBUTION | 201921619349100512 |
| 2018 | National Ms Society Chicago, IL | U | $200 | paid | CHARITABLE CONTRIBUTION | 201921619349100512 |
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 | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202611349349103581 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202511359349102451 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202441349349102129 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202311329349102431 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202241369349100949 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202130999349100728 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202002409349100900 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201921619349100512 |
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/364157275.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.