Mr. DiTonno is a highly accomplished chief executive with 25+ years of senior leadership experience spanning the pharmaceutical, biotechnology, and medical device industries. He is currently the Executive Chaieman and CEO of Dignify Therapeutics Inc. He was most recently CEO and Director of Tenax Therapeutics (TENX), as well as CEO of Avantis Medical Systems. Prior to that, Mr. DiTonno was President and CEO and Director of NeurogesX Inc. (NGSX), a biopharmaceutical company focused on treatments for neuropathic pain. Previously, he was Executive VP of Marketing and Sales at Enteric Medical Technologies, Inc., President and CEO of Lifesleep Systems, Inc., and VP and General Manager of Oclassen Pharmaceuticals. He has held a variety of positions at Rorer Group, Inc. (Rhône Poulenc Rorer) and Wyeth Laboratories. Mr. DiTonno received an MBA from Drexel University and a BS in Business Administration from St. Joseph’s University.