You're using an old version of Internet Explorer. Please upgrade to IE 11 or above; or try using a different browser

Skip to Search
Skip to Content

Mark Lyons

Executive Vice President and Chief Financial Officer

mark lyons

Mark Lyons is Executive Vice President and Chief Financial Officer of AIG. He is responsible for overseeing AIG’s financial operations, analysis and forecasting capabilities. Mr. Lyons returned to AIG in 2018 as Chief Actuary, General Insurance.

From 2012 to 2018, Mr. Lyons was Executive Vice President, Chief Financial Officer and Treasurer of Arch Capital Group, Ltd. He was previously Chairman and Chief Executive Officer of Arch Worldwide Insurance Group after serving in various capacities within Arch Insurance U.S. operations since 2002. Prior to joining Arch, Mr. Lyons held various positions at Zurich U.S., Berkshire Hathaway and AIG. 

Mr. Lyons holds a B.S. in mathematics from Elizabethtown College, and completed the Executive Program at the Kellogg School of Management of Northwestern University. He is a Member of the American Academy of Actuaries and is an Associate of the Casualty Actuarial Society.