William L and Josephine B Weiss Family Foundation
501(c)(3) Donations tax-deductible
Only null% goes to programs Strong reserves Growing revenue
William L and Josephine B Weiss Family Foundation is a 501(c)(3) organization based in Chicago, Illinois, registered in 1987, with $588,600 in FY2024 revenue. CharityIndex grades it F.
Co Amg Natl Tr180 N Lasalle St2, Chicago, IL, 60601 EIN 36-3478679 Since 1987
Revenue (FY2024)
$589K
▲ 124.9% vs prior year
Expenses (FY2024)
$931K
Net assets
$3.8M
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
F
—Program efficiency40% of the ratingNo expense breakdown in filings
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for William L and Josephine B Weiss Family Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
FFinancial health25% of the rating49 mo reserves · -58% margin
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For William L and Josephine B Weiss Family Foundation: 49 mo reserves · -58% margin earns a F on this criterion. See the exact thresholds →
—Governance25% of the ratingNot reported in this filing type
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for William L and Josephine B Weiss Family Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
DTransparency10% of the rating1 of 5 disclosure signals
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For William L and Josephine B Weiss Family Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Contact & location
Financial trends
Revenue grew from $522K (FY2013) to $589K (FY2024) across 12 reported years.
Financial snapshot
Financial health & position (FY2024)
Liabilities $0Net assets $3.8M
Operating margin
-58.1%
Spent more than it raised in the latest fiscal year.
Total assets
$3.8M
Total liabilities
$0
Net assets
$3.8M
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $588,600▲125% | $930,718▲62.2% | $3,761,681▼8.3% | $3,761,681▼8.3% | 990PF |
| 2023 | $261,665▲71.7% | $573,765▲17.8% | $4,103,799▼7.1% | $4,103,799▼7.1% | 990PF |
| 2022 | $152,370▼69.0% | $487,101▼20.7% | $4,415,899▼7.0% | $4,415,899▼7.0% | 990PF |
| 2021 | $491,838▲116% | $614,623▲49.2% | $4,750,630▼2.5% | $4,750,630▼2.6% | 990PF |
| 2020 | $227,369▲25.3% | $411,854▼32.4% | $4,873,415▼3.6% | $4,879,410▼3.5% | 990PF |
| 2019 | $181,459▼55.8% | $609,028▲1.0% | $5,057,900▼7.8% | $5,058,914▼7.8% | 990PF |
| 2018 | $410,431▲90.0% | $603,024▲328% | $5,485,469▼3.4% | $5,485,469▼3.4% | 990PF |
| 2017 | $215,992▲14.1% | $140,770▼87.3% | $5,678,062▲1.3% | $5,678,062▲1.3% | 990PF |
| 2016 | $189,301▼7.5% | $1,109,104▼24.9% | $5,602,840▼14.1% | $5,602,840▼14.1% | 990PF |
| 2015 | $204,614▼58.5% | $1,476,191▲267% | $6,522,643▼16.3% | $6,522,643▼16.3% | 990PF |
| 2014 | $492,848▼5.6% | $402,486▼0.1% | $7,794,220▲1.2% | $7,794,220▲1.2% | 990PF |
| 2013 | $522,344 | $402,742▼23.1% | $7,703,858▲1.6% | $7,703,858▲1.6% | 990PF |
| 2012 | — | $523,908▼2.8% | $7,584,256▼2.9% | $7,584,256▼2.9% | 990PF |
| 2011 | — | $539,055▼5.9% | $7,811,140▼9.5% | $7,811,140▼10.4% | 990PF |
| 2010 | — | $572,964 | $8,634,282 | $8,719,282 | 990PF |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
Frequently asked questions
- Is William L and Josephine B Weiss Family Foundation a legitimate nonprofit?
- Yes. William L and Josephine B Weiss Family Foundation is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 36-3478679, based in Chicago, Illinois. Donations are tax-deductible.
- What is William L and Josephine B Weiss Family Foundation's EIN?
- William L and Josephine B Weiss Family Foundation's Employer Identification Number (EIN) is 36-3478679.
- How much revenue does William L and Josephine B Weiss Family Foundation report?
- William L and Josephine B Weiss Family Foundation reported $588,600 in total revenue on its fiscal year 2024 IRS Form 990 filing.
- What financial grade does William L and Josephine B Weiss Family Foundation have?
- CharityIndex grades William L and Josephine B Weiss Family Foundation F, based on financial health (reserves and operating margin).
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Data for William L and Josephine B Weiss Family Foundation (EIN 36-3478679) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.