John P. Wiehoff has been chief executive officer of C.H. Robinson since May 2002, president of the company since December 1999, a director since 2001, and became the chairman in January 2007. Previous positions with the company include senior vice president from October 1998, chief financial officer from July 1998 to December 1999, treasurer from August 1997 to June 1998, and corporate controller from 1992 to June 1998. Prior to that, Mr. Wiehoff was employed by Arthur Andersen LLP. Mr. Wiehoff also serves on the Board of Directors of Polaris Industries Inc. (NYSE: PII) and Donaldson Company, Inc., (NYSE: DCI). He holds a Bachelor of Science degree from St. John's University.