OpGen has appointed Harry D'Andrea to its board of directors. D'Andrea is currently a managing general partner of Valhalla Partners. From 1999 to 2002, he was CFO of Advanced Switching Communications. D'Andrea held senior financial positions with a number of private and public companies from 1989 to 1999. He was also a member of the Nasdaq Listings Qualification Panel from 2004 to 2014.