Tom Callahan has served as the President of Donlen Corporation since January 2013. Mr. Callahan succeeds Gary Rappeport, the former CEO of Donlen, who retired on December 31, 2012, as the principal executive officer of Donlen. Mr. Callahan served, in addition to President of Donlen, as Chief Operating Officer of Donlen since September 2008. Prior to being named Chief Operating Officer, Mr. Callahan served as Executive Vice President and Senior Vice President of various aspects of operations at Donlen since 2006. Before Donlen, Mr. Callahan held various senior level sales and marketing positions with GE Capital from 1987 to 2006, including Managing Director of Sales Finance in London, President and Managing Director at GE Fleet Services in Melbourne and Chief Commercial Officer of GE Fleet Services in Tokyo. Previous to GE Capital, Mr. Callahan worked in various sales and management roles with the Ford Motor Company.