John Hartner joined The ExOne Company as Chief Operating Officer in November 2018, and became Chief Executive Officer on May 15, 2019. Mr. Hartner has led technology companies around the world for 30 years in the electronics, cleantech, automation and digital printing industries. For almost half of this time, he lived and worked in Asia and Europe. He founded Digital Industrialist LLC, a company that advises and invests in digital manufacturing businesses. In the 3D industry, he served as Chief Operating Officer of EnvisionTEC, a healthcare 3D printing leader. Previously he had a 14-year career leading business units of Dover Corporation, most recently as President and CEO of Dover Printing & Identification Segment. Prior to that, he served in various leadership roles with FMC Technologies and Rockwell International. He received an MBA from the University of Chicago and a Bachelors of Mechanical Engineering from Villanova University.