Diane M. Aigotti

In her current position since 2010, she previously spent eight years with Aon plc as SVP, chief risk officer and treasurer. She served as VP of finance at The University of Chicago Hospitals and Health System and was budget director for the City of Chicago. She currently serves on the board of PrivateBancorp Inc.

Added to: GATX Corp. - Chicago, IL

GATX provides lease financing and related services. Revenues are $1 billion.