Group 1 - Aon plc will host its Investor Day on June 9, 2025, at 8:30 a.m. ET [1] - Aon's leadership will discuss the 3x3 Plan and how Aon United addresses complex client needs at the intersection of Risk Capital and Human Capital [1] - The focus will be on driving sustainable, profitable growth and shareholder value creation [1] Group 2 - A live webcast and materials will be available on Aon's Investor Relations website, with a replay accessible after the event [2] - Aon operates in over 120 countries, providing clients with actionable analytic insights and integrated expertise in Risk Capital and Human Capital [3]