Illinois · Nonprofit
AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY
AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY (Illinois) receives grants from 7 organizations whose IRS filings report $566,736 to it, the largest being CORPORATION FOR SUPPORTIVE HOUSING ($251,395). 0 of them have funded it in more than one year.
Three funders worth looking at
Grantmakers with no record of funding this organization, ranked by how strongly the co-funder graph and the mission embeddings agree. The evidence is in section 03.
- The Children's Oncology Group Foundation Incshared funders
- The Illinois Critical Access Hospital Networkportfolio match
- Block Family Foundationportfolio match
The organization over time
Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended.
How it's funded, over time
Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 5 of the last 8 reported years ran a deficit.
reserve
Who funds it, year by year
2021 → 2023: the base held at 1 funder, grant income fell $251k → $7k.
Left out of every figure on this page: $355k from one payer (the same organization on both sides, largest Auxiliary of John H Stroger Jr Hospital of Cook County). These are real filings, and they are not money AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY raised.
From the IRS filings of AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY’s funders (the co-funder graph). Top 6 of 7 funders by total. Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY leans on a few funders — its largest provides 44% of grant income and the top three 91%; half comes from just 2 funders.
the vertical line marks half of all grant income — 2 funders to its left
91% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY.
Largest funder’s share by year: 2021 100% · 2022 100% · 2023 100% — broadly stable.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
51% of AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY's grant income comes from Illinois funders.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Funders to approach
Grantmakers that don’t fund you yet, surfaced two ways: they back organizations that share your funders, or their grantees resemble your mission. The ones both signals agree on come first. Your 7 funders put you under-funded among the 400 organizations that share them.
- The Children's Oncology Group Foundation Incshared fundersPA · backs 30 organizations that share your funders
- The Illinois Critical Access Hospital Networkportfolio matchits grantees resemble your mission
- Block Family Foundationportfolio matchits grantees resemble your mission
- Illinois Hospital Research & Educational Foundationportfolio matchits grantees resemble your mission
- Fred J Maloof Foundationportfolio matchits grantees resemble your mission
- Gibson Community Hospital Associationportfolio matchits grantees resemble your mission
- The St Louis Men's Group Against Cancerportfolio matchits grantees resemble your mission
- W & M Krug Family Foundationportfolio matchits grantees resemble your mission
- Brad Ginsberg Family Foundationportfolio matchits grantees resemble your mission
- Pepper Family Foundationportfolio matchits grantees resemble your mission
- Donate Life Foundationportfolio matchits grantees resemble your mission
- The Smith 5 Private Foundation Nfpportfolio matchits grantees resemble your mission
From the co-funder graph (funders backing at least two comparable organizations, shrunk for grantee count, donor-advised and mega-funds excluded) and the universe embeddings. A research starting point; overlap is association, not a guarantee of fit.
Organizations like AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY
Nonprofits whose mission and program text most resemble this one, by semantic similarity over the universe of US filings — the closest peers, and often the clearest route to shared or prospective funders.
In Illinois
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Footprint & structure
Files a return copy in 1 state
Screen this organization
A dated, signed PDF of the compliance screen for AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY?
- AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY (Illinois) receives grants from 7 organizations whose IRS filings report $566,736 to it, the largest being CORPORATION FOR SUPPORTIVE HOUSING ($251,395). 0 of them have funded it in more than one year.
- How many funders does AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY have?
- IRS filings report 7 organizations giving $566,736 in grants to AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY.
- Who is the largest funder of AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY?
- CORPORATION FOR SUPPORTIVE HOUSING is the largest funder on record, with $251,395 in grants. The full list of funders is on this page.
- How can an organization like AUXILIARY OF JOHN H STROGER JR HOSPITAL OF COOK COUNTY find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Illinois. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2024 (financials across 2017–2024), and the filings of 7funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported August 27, 2026. What this page cannot tell you · view filing