The investment-grade offering comprises five tranches

Davis Polk advised the underwriters in connection with an SEC-registered offering by Aon North America, Inc. of $600 million aggregate principal amount of 5.125% senior notes due 2027, $1 billion aggregate principal amount of 5.150% senior notes due 2029, $650 million aggregate principal amount of 5.300% senior notes due 2031, $1.75 billion aggregate principal amount of 5.450% senior notes due 2034, and $2 billion aggregate principal amount of 5.750% senior notes due 2054. The notes are fully and unconditionally guaranteed by Aon plc (Ireland), Aon Corporation, Aon Global Holdings plc (U.K.) and Aon Global Limited (U.K.).

Aon is a leading global professional services firm that provides a broad range of risk and human capital solutions and helps clients meet rapidly changing, increasingly complex and interconnected challenges related to risk and people. Aon’s clients are globally diversified and include all market segments and almost every industry in over 120 countries and sovereignties.

The Davis Polk capital markets team included partner Shane Tintle and associate Brad Larkin. The tax team included partner Michael Mollerus and associate Nancy B. Regan. All members of the Davis Polk team are based in the New York office.