Aon Plc - Company Profile

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The following section provides information on Aon Plc’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Aon Plc's management and employees, unlock the full data with our company analytics monitoring tool.

Executives

Lori Goltermann

Vice Chairman Executive Board Since: 2026

Ms. Lori Goltermann has been the Vice Chairman of the company since March 2026. Previously, she was the Chief Executive Officer of North America for the company.

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Gregory C. Case

Director; Chief Executive Officer; President Executive Board Since: 2005 Age: 63

Mr. Gregory C. Case has been the Chief Executive Officer, President and Director of the company since April 2005. Prior to joining the company, he served as a Member of the Governing Shareholder Council, and Head of the Global Insurance and Financial Services Practice of McKinsey & Company (McKinsey). Before joining McKinsey, he served at an investment banking company of Piper, Jaffray and Hopwood, and the Federal Reserve Bank.

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Edmund Reese

Chief Financial Officer; Executive Vice President Senior Management Since: 2024

Mr. Edmund Reese has been the Executive Vice President and Chief Financial Officer of the company since July 2024. Previously, he served as the Chief Financial Officer at Broadridge Financial Solutions. Prior to that, Mr. Reese served as the Senior Vice President and Chief Financial Officer at American Express.

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Mindy Simon

Chief Operating Officer Senior Management Since: 2022 Age: 49

Ms. Mindy Simon has been the Chief Operating Officer of the company since October 2022. Prior to this, she served as the Chief Information Officer for Conagra Brands since June 2017. Previously, Ms. Simon served in various finance and information technology roles with Conagra Brands since joining the company in 2000, comprising Vice President of Global Business Services from January 2016 to June 2017, and Vice President of Information Technology from 2008 to 2016.

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David DeBrunner

Global Controller; Chief Accounting Officer; Senior Vice President Senior Management Since: 2025

Mr. David DeBrunner has been the Chief Accounting Officer, Senior Vice President and Global Controller of the company since September 15, 2025. Previously, he was the Chief Accounting Officer, Vice President, and Controller of Ally Financial. Prior to this, Mr. DeBrunner served as the Chief Accounting Officer, Corporate Controller, and Senior Vice President at Fifth Third Bancorp (Fifth Third). He also served as the Chief Financial Officer for the Commercial Division at Fifth Third Bancorp and held various financial roles in Fifth Third. Earlier, Mr. DeBrunner held various positions at Deloitte and Touche LLP in the Chicago and Cincinnati offices.

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