We advised the underwriters on the offering

Davis Polk advised the representatives of the several underwriters in connection with an SEC-registered offering by Aon North America, Inc. and Aon Global Holdings plc of $2 billion aggregate principal amount of 5.350% senior notes due 2029, $3 billion aggregate principal amount of 5.625% senior notes due 2031, $2 billion aggregate principal amount of 5.800% senior notes due 2033, $2.75 billion aggregate principal amount of 5.950% senior notes due 2036, $1 billion aggregate principal amount of 6.100% senior notes due 2038, $750 million aggregate principal amount of 6.450% senior notes due 2046 and $2 billion aggregate principal amount of 6.450% senior notes due 2056. The notes are fully and unconditionally guaranteed by Aon plc, Aon Corporation and Aon Global Limited. The net proceeds from the offering will be used, together with the net proceeds of Aon’s new term loan, to pay the cash consideration for the acquisition of USI, retire outstanding USI debt, pay fees, premiums and expenses in connection with the foregoing and for general corporate purposes.

Aon is a leading global professional services firm that provides a broad range of risk and human capital solutions and helps clients make better risk and people decisions that protect and grow their businesses. Aon’s clients are globally diversified and include all market segments and nearly every industry in over 120 countries.

The Davis Polk capital markets team included partner Shane Tintle and associates Kerim K. Aksoy and Amanda Kim. Counsel Dustin Plotnick and associates Alanna Phillips and Summer Elbardissy provided U.S. tax advice. Partner Dominic Foulkes and associate Samantha Wilson provided U.K. tax advice. Members of the Davis Polk team are based in the New York and London offices.