Thomas O Brown Foundation is a 501(c)(3) organization based in Warrenville, Illinois, registered in 2003, with $75,206 in FY2024 revenue. CharityIndex grades it F.
Revenue (FY2024)
$75K
▼ 40.0% vs prior year
Philanthropy median: $168K
Expenses (FY2024)
$271K
Net assets
$5.7M
Employees
—
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 Thomas O Brown Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
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 Thomas O Brown Foundation: 254 mo reserves · -261% margin earns a F on this criterion. See the exact thresholds →
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 Thomas O Brown Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
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 Thomas O Brown Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Revenue declined from $1.5M (FY2013) to $75K (FY2024) across 12 reported years.
Financial snapshot
Operating margin
-260.6%
Spent more than it raised in the latest fiscal year.
Total assets
$5.7M
Total liabilities
$0
Net assets
$5.7M
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $75,206▼40.0% | $271,161▼4.1% | $5,747,538▼3.3% | $5,747,538▼3.3% | 990PF |
| 2023 | $125,311▼31.0% | $282,666▼8.0% | $5,943,493▼2.6% | $5,943,493▼2.6% | 990PF |
| 2022 | $181,721▼39.1% | $307,172▲9.0% | $6,100,848▼2.0% | $6,100,848▼2.0% | 990PF |
| 2021 | $298,476▲9.7% | $281,822▼4.6% | $6,226,299▲0.3% | $6,226,299▲0.3% | 990PF |
| 2020 | $272,114▼7.4% | $295,264▼1.8% | $6,209,645▼0.4% | $6,209,645▼0.4% | 990PF |
| 2019 | $293,792▲13.3% | $300,549▼2.2% | $6,232,795▼0.1% | $6,232,795▼0.1% | 990PF |
| 2018 | $259,206▲86.3% | $307,351▲7.8% | $6,239,552▼0.8% | $6,239,552▼0.8% | 990PF |
| 2017 | $139,109▼54.2% | $285,201▲3.8% | $6,287,697▼2.4% | $6,287,697▼2.4% | 990PF |
| 2016 | $303,686▲21.2% | $274,695▼14.0% | $6,440,330▲0.4% | $6,440,330▲0.4% | 990PF |
| 2015 | $250,483▼46.5% | $319,473▲6.3% | $6,413,443▼1.3% | $6,413,443▼1.3% | 990PF |
| 2014 | $468,427▼68.6% | $300,427▲576% | $6,495,999▲2.5% | $6,495,999▲2.5% | 990PF |
| 2013 | $1,490,164 | $44,442▲155% | $6,335,046▲29.5% | $6,335,046▲29.5% | 990PF |
| 2012 | — | $17,401▲261% | $4,893,387▲2404% | $4,893,387▲2404% | 990PF |
| 2011 | — | $4,825 | $195,454 | $195,454 | 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.
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Data for Thomas O Brown Foundation (EIN 22-3894171) 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.