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Aon (AON) reported revenue of $4.25B in Q2 2026, with Risk Capital its largest revenue segment at 69%.
Aon#2 broker; acquired NFP for $13B in 2024 doubling middle-market exposure; ~$15B 2024 revenue; Ireland-domiciled for tax.
Aon (AON) is an Insurance: Brokerage company. #2 broker; acquired NFP for $13B in 2024 doubling middle-market exposure; ~$15B 2024 revenue; Ireland-domiciled for tax. It was founded in 1982, is headquartered in Dublin, Ireland and employs about 60,000 people.
As of 2026-Q1, Aon's revenue breaks down across Risk Capital (69%), Human Capital (31%). See the revenue-by-segment chart for the full mix.
Track Aon's quarterly and annual revenue, gross and net margins, and EPS in the interactive charts on this page. Data last updated October 3, 2026.
Sterling groups Aon in the Insurance industry, alongside Marsh McLennan (MMC), Arthur J. Gallagher (AJG), Brown & Brown (BRO), Willis Towers Watson (WTW) and Erie Indemnity (ERIE).
If you are researching Aon, also look at Marsh McLennan (MMC), Arthur J. Gallagher (AJG) and Brown & Brown (BRO). You can compare all of them side by side or browse the full Insurance industry on Sterling.
Q3 2016-Q2 2026
Q3 2016-Q2 2026