Aon plc AON
Aon plc (which may be referred to as “Aon,” the “Company,” “we,” “us,” or “our”) is a leading global professional services firm. 10-K, Item 1
- Employees
- 60,000
- Headquarters
- Dublin 2, L2
- CEO
- Gregory C. Case
- Next results
- around Jan 29, 2027
AON among Financials peers
Six ratios from the latest 10-K. Each corner is the share of 75 peers the company is above, not a score.
What changed
7 new risk paragraphs. 10-K filed Feb 13, 2026 against Feb 18, 2025.
Each row opens the detail with the quote and the filing. A row is a change worth reading, not a verdict.
Accounting checks
9 checks on the latest 10-K. Checks, not verdicts.
0facts worth reading about all 9 checks found nothing to note
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Receivables +10.7% vs revenue +9.4% (+1.2 pts)
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Same auditor in both 10-Ks: Ernst & Young LLP
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No statement of substantial doubt about going concern
6 more checks with nothing to note
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No 8-K item 4.02 in the last 2 years
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No NT 10-K or NT 10-Q in the last 2 years
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No longer listed: Valuation of customer relationship intangible assets in the acquisition of NFP. Same as last year: Realizability of Deferred Tax Assets
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No sentence in the 10-K concludes that controls were not effective because of a material weakness
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No 8-K item 2.06 in the last 2 years
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No 8-K item 1.03 in the last 2 years
In their words
7 paragraphs in Risk Factors that were not in the 10-K filed Feb 18, 2025. Quoted as filed.
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Item 1A · new paragraph · not in the 10-K filed Feb 18, 2025 10-K, ITEM 1A
Regulation in the areas of data privacy, data protection, data management, data transfer, data localization, artificial intelligence, and cybersecurity could increase our costs and affect or limit our business opportunities.
New risk paragraphs, against peers
Latest 10-K of each, Financials companies closest in revenue
Paragraphs in Risk Factors with nothing like them in the company's 10-K the year before. A count of text, not of risk.
Financial performance
Last 4 fiscal years · 10-K XBRL
| Metric | FY2022 | FY2023 | FY2024 | FY2025 |
|---|---|---|---|---|
| Revenue | $12.5B | $13.4B | $15.7B | $17.2B |
| Net income | $2.6B | $2.6B | $2.7B | $3.7B |
| Operating cash flow | $3.2B | $3.4B | $3.0B | $3.5B |
| Free cash flow | $3.0B | $3.2B | $2.8B | $3.2B |
Revenue, FY2016 to FY2025
Ten fiscal years, each from its own 10-K · XBRL · USD
$17.2B ▲ 9.4% in FY2025$3.7B ▲ 39.2% in FY2025$3.2B ▲ 14.2% in FY2025
Recent filings
2 filings in the last 30 days · SEC EDGAR
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8-KOct 28, 2026Quarterly results 8-K item 2.02
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10-QOct 28, 2026Quarterly report (10-Q) period ended Sep 30, 2026
About the company
Aon plc, Dublin 2, L2 · from the 10-K filed Feb 13, 2026
Aon plc (which may be referred to as “Aon,” the “Company,” “we,” “us,” or “our”) is a leading global professional services firm. Through actionable analytic insight, globally integrated Risk Capital and Human Capital expertise and locally relevant solutions, our colleagues provide clients with the clarity and confidence to make better risk and people decisions that protect and grow their businesses. With clients around the world facing growing uncertainty and volatility, we remain focused on accelerating our Aon United strategy to serve clients as one globally connected firm and driving innovation to address unmet and evolving client need.
- Headquarters
- Dublin 2, L2
- Country
- United States
- Listed on
- NYSE
- Fiscal year ends
- December 31
- Last results
- Oct 28, 2026
- Incorporated in
- Ireland
Employees, at the top of the page: "As of December 31, 2025, we employed approximately 60,000 employees and conducted our operations in more than 120 countries" (10-K). Address and exchange: SEC's company file.
Email alerts
Sources
The 10-K filed Feb 13, 2026 (open at SEC), compared with the 10-K filed Feb 18, 2025. Numbers from the XBRL of the 10-Ks; filings from SEC EDGAR.
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