Aon plc

Aon plc is a global professional services firm that delivers risk management, insurance brokerage, reinsurance, and human capital advisory solutions. The company operates through two primary divisions: Risk Capital and Human Capital. Risk Capital provides commercial risk solutions, including property, casualty, and cyber brokerage, captives management, and affinity programs, alongside treaty and facultative reinsurance and capital market advisory services. Human Capital focuses on health and wealth solutions, designing employee health and voluntary benefits, compensation strategies, retirement consulting, pension administration, and investment management. Its customer base includes organizations across diverse industries, public pensions, endowments, and foundations.

The firm conducts business globally, serving clients across more than 120 countries with a workforce of approximately 60,000 employees. It maintains specialized international operations through Global Broking Centers located in London, Bermuda, and Singapore. The company is incorporated in Ireland as an Irish public limited company.

Summary of the business section of Aon's latest annual report, written by StockData.

“Actually paid” adjusts reported pay for changes in the value of equity awards. Shareholder return assumes $100 invested at the start of the measurement period, as disclosed by the company.

“As of December 31, 2025, we employed approximately 60,000 employees and conducted our operations in more than 120 countries.”