William P Guyton Foundation is a 501(c)(3) organization based in Arlington, Virginia, registered in 2000, with $21,429 in FY2025 revenue. CharityIndex grades it C+.
Revenue (FY2025)
$21K
▼ 41.5% vs prior year
Philanthropy median: $168K
Expenses (FY2025)
$14K
Net assets
$247K
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 William P Guyton 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 William P Guyton Foundation: 205 mo reserves · +33% margin earns a B+ 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 William P Guyton 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 William P Guyton Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Revenue grew from $15K (FY2013) to $21K (FY2025) across 13 reported years.
Financial snapshot
Operating margin
32.7%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$249K
Total liabilities
$2,300
Net assets
$247K
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2025 | $21,429▼41.5% | $14,432▲0.2% | $246,515▲0.8% | $248,815▲1.7% | 990PF |
| 2024 | $36,609▲134% | $14,400▼25.7% | $244,616▲6.6% | $244,616▲6.6% | 990PF |
| 2023 | $15,625▲4.5% | $19,380▲16.6% | $229,565▲4.4% | $229,565▲4.4% | 990PF |
| 2022 | $14,954▼66.4% | $16,619▼27.1% | $219,922▼17.3% | $219,922▼17.3% | 990PF |
| 2021 | $44,502▲95.2% | $22,790▲58.1% | $265,895▲12.0% | $265,895▲12.0% | 990PF |
| 2020 | $22,794▲170% | $14,418▼29.1% | $237,440▲14.2% | $237,440▲14.2% | 990PF |
| 2019 | $8,428▼50.2% | $20,325▲0.3% | $207,925▲10.0% | $207,925▲10.0% | 990PF |
| 2018 | $16,930▼42.1% | $20,272▲87.0% | $188,991▼7.9% | $188,991▼7.9% | 990PF |
| 2017 | $29,217▲28266% | $10,842▲4.3% | $205,227▲14.6% | $205,227▲14.6% | 990PF |
| 2016 | $103▼99.4% | $10,392▼65.9% | $179,131▲5.9% | $179,131▲5.9% | 990PF |
| 2015 | $16,250▼52.2% | $30,487▲196% | $169,091▼13.7% | $169,091▼13.7% | 990PF |
| 2014 | $34,007▲123% | $10,311▼18.4% | $195,850▲9.0% | $195,850▲9.0% | 990PF |
| 2013 | $15,216 | $12,642▲18.8% | $179,707▲13.9% | $179,707▲13.9% | 990PF |
| 2012 | — | $10,642▲26.9% | $157,757▲18.3% | $157,757▲18.3% | 990PF |
| 2011 | — | $8,385▼3.8% | $133,397▼2.9% | $133,397▼2.9% | 990PF |
| 2010 | — | $8,716 | $137,344 | $137,344 | 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 William P Guyton Foundation (EIN 84-1519669) 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.