Exhibit 99.1 Investor Relations News from Aon Aon Reports Third Quarter 2024 Results Third Quarter Key Metrics • Total revenue was 3.7billion,includingorganicrevenuegrowthof71.57, and adjusted EPS increased to 2.72•Forthefirstninemonthsof2024,cashflowsfromoperationswas1,835 million, and free cash flow was $1,672 million Third Quarter Highlights • Repurchased 0.9 million class A ordinary shares ...