Since 1987 Persyst has been pushing the edge of what is possible for advanced EEG detection and trending, enabling clinicians to increase efficiency and patient outcomes across clinical environments. Persyst is made up of talented individuals, committed to working together to continue pushing the limits of what is possible.

Scott B. Wilson
Scott B. WilsonChairman and Chief Scientist
Scott Wilson founded Persyst in 1987. He has published peer-reviewed papers in the fields of chemistry, physics and computer science, and he has been Read more
Nicolas Nierenberg
Nicolas NierenbergChief Executive Officer
Nicolas Nierenberg became CEO of Persyst in January 2011. Mr. Nierenberg has more than thirty years of experience leading entrepreneurial high techno Read more
Mark L. Scheuer, MD
Mark L. Scheuer, MDChief Medical Officer
Mark L. Scheuer, MD joined Persyst in October of 2006 as Chief Medical Officer. Dr. Scheuer is board certified in neurology by the American Board of Read more
Michael J. Guess
Michael J. GuessVice President, Research and Clinical Applications
Michael J. Guess is VP of Research and Clinical Applications, and he joined Persyst Development Corporation in 1998. He has over 30 Read more
Andrey Pirozhenko
Andrey PirozhenkoVice President, Software Development
Andrey Pirozhenko joined Persyst in 2007 to manage the Persyst product development team. With over 20 years of experience, Andrey leads software deve Read more
Dari Darabbeigi
Dari DarabbeigiVice President, Quality and Regulatory Affairs
Dari Darabbeigi oversees the implementation of regulatory and quality management systems for products and operations activities across Persyst. Dari Read more
David Lorber
David LorberVice President, Customer Service
David Lorber manages training, support, operations, and production. David’s experience spans customer support, sales, data analytics, product manageme Read more
Marie Terrill
Marie TerrillDirector, Product Management
Marie Terrill guides the vision, prioritization and requirements for the Persyst product line through working collaboratively across departments and with customers. MRead more