Mark Koch was appointed Chief Financial Officer in July 2021, after serving as acting Chief Financial Officer since January 23, 2020, and eMagin’s Vice President of Finance since October 2018, and Corporate Controller since March 2016. He has been a financial executive and consultant for over twenty-five years. He joined eMagin from the Turtle Beach Corporation, an audio technology company providing gaming headsets, where he was the corporate controller. Previously, Mr. Koch was a consultant with Tatum, an executive talent and strategic consulting firm providing c-suite solutions. Mr. Koch was the principal accounting officer of Del Global Technologies Corp, a medical imaging manufacturer with international operations. Mr. Koch has also served as the corporate controller of SEMX Corporation a manufacturer of specialty materials and thermal management solutions. He holds a BS from Manhattan College and is a Certified Public Accountant.