At Aon, our values define who we are as colleagues and are the foundation of all we do. Living our values helps us shape decisions for the better — for our colleagues, our clients and our communities.

In 1987, the holding company was renamed Aon from aon, a Gaelic word meaning "one". The company is globally headquartered in London with its North America operations based in Chicago at the Aon …

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DUBLIN, Dec. 29, 2025 - Aon plc (NYSE: AON), a leading global professional services firm, today announced that its Reinsurance Market Dynamics January 2026 Renewal report, which reviews the...

Find the latest Aon plc (AON) stock quote, history, news and other vital information to help you with your stock trading and investing.

5 days ago · Aon will release its fourth-quarter earnings soon, and analysts anticipate a single-digit bottom-line growth.

At Aon, we believe businesses succeed when the communities they serve — and the people they employ — flourish. Our purpose is to shape decisions for the better — to protect and enrich the lives …