Aon plc (AON)
NYSE: AON · Real-Time Price · USD
340.60
+1.83 (0.54%)
At close: Mar 6, 2026, 4:00 PM EST
334.03
-6.57 (-1.93%)
After-hours: Mar 6, 2026, 7:00 PM EST

Company Description

Aon plc operates as a professional services firm in the United States, rest of the Americas, the United Kingdom, Ireland, rest of Europe, the Middle East, Africa, and the Asia Pacific.

It operates through Risk Capital and Human Capital segments. The company offers commercial risk solutions comprising retail and insurance brokerage, specialty solutions, global risk consulting, captives management, and affinity programs; health solutions, such as consulting and brokerage, consumer benefits, and talent advisory services; and wealth solutions, including retirement consulting and investments.

It also provides treaty and facultative reinsurance; strategy and technology group solutions; insurance-linked securities, capital raising, strategic advice, restructuring, and merger and acquisition services; and risk management products and solutions, capital market solutions, and corporate finance advisory services.

In addition, the company offers strategic design advice and actuarial services; pension risk transfer and integrated pension administration; and investment advisory services on developing and maintaining investment programs across various plan types, including defined benefit plans, defined contribution plans, master trusts, and pooled employer plans for corporations, public pensions, endowments, and foundations.

Aon plc was incorporated in 1979 and is headquartered in Dublin, Ireland.

Aon plc
Aon plc logo
Country Ireland
Founded 1919
Industry Insurance Brokers
Sector Financials
Employees 60,000
CEO Gregory Case

Contact Details

Address:
15 George's Quay, Dublin 2
Dublin, D02 VR98
Ireland
Phone 353 1 266 6000
Website aon.com

Stock Details

Ticker Symbol AON
Exchange NYSE
Share Class Class A Shares
Fiscal Year January - December
Reporting Currency USD
CIK Code 0000315293
CUSIP Number G0403H108
ISIN Number IE00BLP1HW54
Employer ID 98-1539969
SIC Code 6411

Key Executives

Name Position
Gregory Clarence Case President, Chief Executive Officer and Executive Director
Edmund J. Reese Executive Vice President and Chief Financial Officer
Mindy F. Simon Global Chief Operating Officer
Lisa J. Stevens Chief Administrative Officer
David J. DeBrunner Senior Vice President, Global Controller and Chief Accounting Officer
Hallie Elsner Miller Head of Investor Relations
Darren Zeidel Executive Vice President, General Counsel and Company Secretary
Michael Neller Deputy Global Chief People Officer and Head of Total Rewards and Talent Development
Karen Kissam Senior Vice President - H&B Local Practice Leader
Brian Slife Senior Vice President and Resident Managing Director of Aon Risk Solutions - Cleveland & Columbus

Latest SEC Filings

Date Type Title
Feb 26, 2026 144 Filing
Feb 17, 2026 25-NSE Filing
Feb 17, 2026 144 Filing
Feb 13, 2026 10-K Annual Report
Jan 30, 2026 8-K Current Report
Jan 7, 2026 8-K Current Report
Jan 2, 2026 8-K Current Report
Dec 15, 2025 25-NSE Filing
Nov 25, 2025 144 Filing
Nov 5, 2025 144 Filing