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Pat Tomlinson

As Mercer President, Pat has direct responsibility for overseeing Mercer’s Health, Wealth and Career global practices and the Operations & Technology (O&T) team. 

Pat also serves as Marsh McLennan US and Canada CEO, with responsibility for leading across businesses to address clients’ increasingly interconnected risk, strategy and people challenges.

Pat joined Mercer in 2014 as US and Canada Career business leader and, from 2018 to 2020, led the US East Market, where he guided Mercer's Health, Wealth, and Career businesses to meet ever-changing client needs.  Pat also served as President of Mercer US & Canada, serving domestic and multinational clients across the region. Prior to joining Mercer, he spent 17 years with Aon and served as an officer in the US Army.

Pat is a graduate of the United States Military Academy at West Point with a bachelor of science in sociology.