Frank R. Witney PhD

Frank, who joined Ampersand as an Operating Partner in 2016, serves as Chairman of Gyros Protein Technologies. Frank most recently served as CEO of Affymetrix, a leading provider of genomics and cell biology products that was sold in 2016 for $1.3 billion. Previously, Frank was CEO of Dionex, a leading provider of analytical instrumentation that was sold in 2011 for $2.1 billion. He also held senior executive positions at Perkin Elmer, Packard Bioscience and Bio-Rad Laboratories. Frank holds a PhD in molecular and cellular biology from Indiana University.