Aon plc (NYSE: AON) exists to shape decisions for the better — to protect and enrich the lives of people around the world.

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 …

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

Aon plc (NYSE: AON) exists to shape decisions for the better — to protect and enrich the lives of people around the world.

5 days ago · Company profile for Aon plc (AON) stock, with a description, list of executives, contact details and other key facts.

Sep 11, 2024 · Founded in Chicago by Patrick Ryan, Aon was created in 1982 when the Ryan Insurance Group merged with the Combined Insurance Company of America under W. …

We exist to shape decisions for the better — to protect and enrich the lives of people around the world.

Get the latest Aon PLC (AON) real-time quote, historical performance, charts, and other financial information to help you make more informed trading and investment decisions.

May 22, 2017 · Company profile page for Aon PLC including stock price, company news, executives, board members, and contact information

Dec 13, 2025 · Complete Aon PLC stock information by Barron's. View real-time AON stock price and news, along with industry-best analysis.