The investment-grade notes are due 2031

Davis Polk advised the underwriters in connection with an SEC-registered offering by Aon Corporation and Aon Global Holdings plc of $500 million aggregate principal amount of 2.600% senior notes due 2031. The notes are fully and unconditionally guaranteed by Aon plc (Ireland) and Aon Global Limited (U.K.).

Aon Global Holdings plc, a public limited company under the laws of England and Wales, is an indirect, wholly owned subsidiary of Aon plc and the direct parent of Aon Corporation, incorporated under the laws of Delaware. Aon plc, which recently transferred its headquarters to Ireland, is a leading global professional services firm that provides advice and solutions focused on risk, retirement and health, delivering distinctive client value via innovative and effective risk management and workforce productivity solutions that are under-pinned by industry-leading data and analytics.

The Davis Polk capital markets team included partners John G. Crowley and Shane Tintle and counsel Jennifer Ying Lan. The tax team included partner Mario J. Verdolini and associate Yixuan Long. All members of the Davis Polk team are based in the New York office.