Ms. Marren comes to Hertz from ExpressJet Airlines, part of SkyWest, Inc., where she was Chief Operating Officer. She led the ExpressJet division for SkyWest and drove a turnaround to best-in-class among regional carriers for operational performance as well as improved financial results. Prior to ExpressJet, Ms. Marren was Senior Vice President at United Airlines and United Express. In that role, she was responsible for the airline's Network Operations Control center, as well as managing its regional airline partners. Ms. Marren served in a number of executive roles at United, including leading the Onboard Service group, during her more than 25-year career there.