AON

Aon plc is a global professional services firm that offers risk‑management, insurance and reinsurance brokerage, and human‑capital consulting, including health, retirement and talent advisory solutions. It operates within the financial‑services sector, specifically the insurance‑brokerage and consulting industries, and serves corporations, insurers, governments and nonprofit organizations worldwide. Aon is organized into two primary segments—Risk Capital and Human Capital—and generates revenue through brokerage commissions, advisory fees and delegated service contracts. The company is the second‑largest insurance broker in the world and is a component of the S&P 500, reflecting its prominent market position and extensive global footprint.