M&A Deal Summary

Aon Acquires Aon Hewitt

On July 12, 2010, Aon acquired business services company Aon Hewitt for 4.9B USD

Acquisition Highlights
  • This is Aon’s 2nd transaction in the Business Services sector.
  • This is Aon’s 2nd largest (disclosed) transaction.
  • This is Aon’s 6th transaction in the United States.
  • This is Aon’s 2nd transaction in Illinois.

M&A Deal Summary
Date 2010-07-12
Target Aon Hewitt
Sector Business Services
Buyer(s) Aon
Deal Type Merger
Deal Value 4.9B USD
Advisor(s) Citigroup Investment Banking (Financial)
Debevoise & Plimpton
Paul, Weiss, Rifkind, Wharton & Garrison (Legal)

Target

Aon Hewitt

Chicago, Illinois, United States
Aon Hewitt LLC is a provider in human resource solutions. Aon Hewitt designs, implements, communicates and administers a wide range of human capital, retirement, investment management, health care, compensation and talent management strategies.

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Buyer(S) 1

Buyer

Aon

Dublin , Ireland
Category Company
Founded 1919
Sector Insurance
Employees50,000
Revenue 13.4B USD (2023)
DESCRIPTION
Aon's offices in downtown Sydney, Australia.
Aon's offices in downtown Sydney, Australia.

Aon is a provider of risk management services, insurance and reinsurance brokerage, and human resource consulting and outsourcing. Aon serves clients through two segments, Risk Solutions and HR Solutions. Risk Solutions acts as an advisor and insurance and reinsurance broker, helping clients manage their risks via consultation, as well as negotiation and placement of insurance risk with insurance carriers through our global distribution network. HR Solutions partners with organizations to solve their most complex benefits, talent and related financial challenges, and improve business performance by designing, implementing, communicating and administering a wide range of human capital, retirement, investment consulting, health care, compensation and talent management strategies. Aon was founded in 1919 and is based in Dublin, Ireland.

DEAL STATS #
Overall 15 of 36
Sector (Business Services) 2 of 7
Type (Merger) 2 of 2
State (Illinois) 2 of 2
Country (United States) 6 of 13
Year (2010) 1 of 1
Size (of disclosed) 2 of 6
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2009-10-26 Carpenter Moore Insurance Services

San Francisco, California, United States

Carpenter Moore Insurance Services, Inc. is a provider of executive liability risk management services.

Buy -
FOLLOWING DEAL
DATE TARGET DEAL TYPE VALUE
2010-10-12 Aon Multiemployer Defined Benefit Plan

United States

Aon Consulting multiemployer defined benefit plan consulting business in the United States, covering about 60 defined benefit plans in a wide variety of industries located across the country.

Sell -
Mergr

Product

Company

Legal