Aon plc filed an 8-K with the U.S. Securities and Exchange Commission on August 17, 2026, disclosing that Chief Financial Officer Edmund Reese transitioned out of his role that same day and that Nadin Virani was appointed interim Chief Financial Officer effective immediately.

Key Highlights

  • CFO departure: Edmund Reese transitioned from his role as Executive Vice President and Chief Financial Officer of Aon plc effective August 17, 2026.
  • Senior advisor role: Reese will serve as a senior advisor to the Company from August 17, 2026 to August 16, 2027, pursuant to a Letter Agreement with Aon Corporation.
  • Interim CFO named: Nadin Virani, age 49, was appointed interim Chief Financial Officer effective August 17, 2026.
  • Virani's prior role: Virani most recently served as Global Head of Corporate Planning and Analytics for Aon, a position he held since January 2025.
  • Compensation increase: Virani's annual base salary will increase by $50,000 per month during his term as interim CFO, plus an additional cash bonus equal to the total additional base salary earned, payable within 30 days following the end of his term.

Aon Discloses CFO Transition and Interim Appointment Effective August 17, 2026

According to the filing, Aon plc (NYSE:AON) announced on August 17, 2026, that Edmund Reese would transition from his position as Executive Vice President and Chief Financial Officer. The transition is governed by a Letter Agreement dated August 17, 2026, between Reese and Aon Corporation, a subsidiary of the Company. Under that agreement, Reese will serve as a senior advisor from August 17, 2026 through August 16, 2027.

The filing states that Nadin Virani, 49, was named interim Chief Financial Officer effective the same date. Prior to his Aon role, Virani served as Head of Corporate Planning and Analytics at Broadridge Financial Solutions beginning August 2022. Before joining Broadridge, the filing notes, Virani held several finance positions at American Express Company, "most recently as Vice President and General Manager for the Delta Amex Co-Brand portfolio beginning in October 2018."

As interim CFO, the Company disclosed that Virani's current annual base salary will be increased by $50,000 per month until the end of the month in which a permanent Chief Financial Officer assumes the role. The filing further states he will be eligible for an additional cash bonus equal to the total additional base salary earned during his interim term, payable within 30 days following the end of that term. Virani will remain eligible for the Company's benefit plans generally available to employees.

What Was Disclosed

Aon plc reported the departure of CFO Edmund Reese and his move to a senior advisor role through August 2027, alongside the interim CFO appointment of Nadin Virani and the associated compensation arrangements, all effective August 17, 2026.