Aon lists 10 executives, led by Gregory Clarence Case, President, CEO & Executive Director (age 62). Nadin Virani is the company's Interim Chief Financial Officer (age 48).
In fiscal year 2025 the highest-paid executive was Gregory Clarence Case, President, CEO & Executive Director, with total pay of $4.97 million. The 6 executives with reported pay received $17.07 million in all.
The average age of the executives with a known age is 53; the youngest is 46 and the oldest 62.
Titles, ages and pay from company filings; pay for fiscal year 2025.

President, CEO & Executive Director
Executive VP & Global Chief Operating Officer
Executive VP & Chief Administrative Officer
Deputy CEO and Senior EVP of Risk Capital & Human Capital
Senior Advisor
Interim Chief Financial Officer
Senior VP, Global Controller & Chief Accounting Officer
Head of Investor Relations
Executive VP, General Counsel & Company Secretary
Deputy Global Chief People Officer and Head of Total Rewards & Talent Development
| Executive | Title | Age | Total pay |
|---|---|---|---|
| Gregory Clarence Case | President, CEO & Executive Director | 62 | $4.97 million |
| Edmund J. Reese | Senior Advisor | 51 | $3.38 million |
| Mindy F. Simon | Executive VP & Global Chief Operating Officer | 48 | $2.91 million |
| Andrew Marcell | Deputy CEO and Senior EVP of Risk Capital & Human Capital | 57 | $2.38 million |
| Lisa J. Stevens | Executive VP & Chief Administrative Officer | 54 | $2.24 million |
| Darren Zeidel | Executive VP, General Counsel & Company Secretary | 53 | $1.19 million |
Total pay as reported for the fiscal year; it can include salary, bonus and stock awards.
Gregory Clarence Case (President, CEO & Executive Director), age 62; total pay in fiscal year 2025 was $4.97 million.
Nadin Virani (Interim Chief Financial Officer), age 48.
Gregory Clarence Case, President, CEO & Executive Director, with total pay of $4.97 million in fiscal year 2025.
Gregory Clarence Case (President, CEO & Executive Director), Mindy F. Simon (Executive VP & Global Chief Operating Officer), Lisa J. Stevens (Executive VP & Chief Administrative Officer), Andrew Marcell (Deputy CEO and Senior EVP of Risk Capital & Human Capital) and Edmund J. Reese (Senior Advisor), and 5 more.