Mark S. Walchirk
CEO of Patterson
Education
- Bachelor of Science with Honors, Business Administration - University of Illinois at Urbana-Champaign
Overview
Mark S. Walchirk has been Chief Executive Officer and President of Patterson Companies, Inc. (PDCO)
since November 20, 2017. Mr. Walchirk served as the President of U.S. Pharmaceutical at McKesson Corporation since September 24, 2012. Mr. Walchirk served as the President of Mckesson Specialty Care Solutions of McKesson Corporation since September 2009. He served as Senior Vice President and Chief Operating Officer, McKesson U.S. Pharmaceutical
Career
- Patterson Companies - CEO
- Patterson Companies - President