David graduated from the University of Texas at Austin in 1991 with a B.S. in Mechanical Engineering. He worked at DTM Corporation in Austin as a co-op student and upon graduation focusing on process development and field service. He was on the original team that brought the Sinterstation 2000 to market in the early 90s. He left DTM and started Harvest Technologies in 1995. Since that time, David has been active in the laser sintering User’s group, NASUG, 3DSUG, and the 3D System’s World Conference.

David has been a champion for the LS process throughout his career. He was involved in work that was done that yielded the first manufacturing specifications and applications for the use of SLS parts as direct manufacturing production parts. In addition to the production work that is being done at Harvest, David was involved in the formation of Integra Services (a 3rd party services provider for SLS equipment) and Advanced Laser Materials.

Dr. Fish re-joined The University of Texas at Austin in the Fall of 2012 after serving two years in the Pentagon as the Army's Chief Scientist, where he was an independent technical advisor to senior Army Leadership and reported to the Assistant Secretary of the Army for Acquisition, Logistics and Technology. Fish provided guidance to Senior Army Leaders on technical issues and helped guide long term investment strategy for Army Science and Technology. As a part of this two year assignment from The University of Texas, he interacted with Army Laboratories across the country and worked to increase collaboration with Air Force and Navy research activity.

He is now the Executive Director of the university's Advanced Manufacturing Center. His current interests are in the establishment of new research and development in Additive Manufacturing and increasing collaboration with Industry for next generation advanced manufacturing infrastructure.