AON (NYSE:AON) is a leading global professional services firm specializing in risk management, insurance brokerage, reinsurance solutions, and human capital consulting. The company offers a comprehensive suite of services designed to help organizations identify, assess, and mitigate risk while optimizing insurance programs and protecting assets. Through its risk advisory teams, Aon provides analytics-driven insights and tailored strategies across property, casualty, cyber, and specialty lines of insurance.
In the realm of retirement and health solutions, Aon delivers consulting, outsourcing, and administration services to employers, plan sponsors, and individuals. The company advises on pension and retirement plan design, investment strategies, and compliance, while its health and benefits practice supports clients with cost management, wellness programs, and benefit plan benchmarking. Aon’s technology platforms facilitate data-driven decision making, enabling streamlined benefits administration and improved participant engagement.
Founded in 1982 under the leadership of Patrick Ryan, Aon has grown through strategic acquisitions and global expansion. Key milestones include the merger with Benfield Group in 2008, which strengthened its reinsurance brokerage capabilities, and the acquisition of Hewitt Associates in 2010, which bolstered its human capital consulting practice. In 2012, Aon completed a relocation of its global headquarters to London, reflecting its international focus and commitment to serving clients across major economic regions.
Today, Aon operates in more than 120 countries, supported by tens of thousands of professionals with expertise in risk, retirement, and health solutions. Under the stewardship of CEO Gregory Case, the company continues to innovate through advanced analytics, digital tools, and collaborative partnerships. Aon’s global footprint and multidisciplinary approach enable it to address complex challenges, support growth initiatives, and enhance resilience for clients in a rapidly evolving business environment.