Funders › IL › The John P Calamos Foundation C/O Calamos Family Office › 2023
Grants paid by The John P Calamos Foundation C/O Calamos Family Office, tax year 2023
EIN 20-1383344 · Naperville, IL · Form 990-PF, Part XV · NTEE T22
In tax year 2023, The John P Calamos Foundation C/O Calamos Family Office (EIN 20-1383344) reported 13 grants paid totaling $1,612,000. Dataset version 2026.09.0, built 2026-09-03.
Every grant, 2023
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2023 | Illinois Institute of Technology Chicago, IL | U | $1,205,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | National Hellenic Museum Chicago, IL | B | $240,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Ecumenical Patriarch Bartholomew Foundation Inc New York, NY | B | $80,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Washington Oxi Day Foundation Washington, DC | B | $50,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Distinguished Flying Cross Society San Diego, CA | B | $15,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Naperville Area Humane Society Naperville, IL | B | $5,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | St Iakovos Retreat Center Chicago, IL | U | $5,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Kids Golf Foundation of Il Sugar Grove, IL | C | $5,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Order of St Andrew Chicago, IL | U | $3,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Hillsdale College Hillsdale, MI | U | $2,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Eaa Aviation Foundation Oshkosh, WI | C | $1,000 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Heroes Heart Inc Plant City, FL | B | $500 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
| 2023 | Project Purple Kankakee, IL | C | $500 | paid | TO SUPPORT THE MISSION OF THE CHARITY | 202421219349102057 |
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.
Derived from IRS Form 990-PF e-file XML. Dataset version 2026.09.0, built 2026-09-03. All years for this funder.
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.