Our Team

Viravaxx’ management team cooperates with a dedicated team of 12 scientists and technicians of the Valenta Labs at the Medical University of Vienna.

Helmut Brunar


Dr. Helmut Brunar is a pharma/biotech executive with expertise in vaccines, cell-therapies and diagnostic products. Before joining as Viravaxx’ CEO, he managed supply chain activities at Johnson & Johnson’s COVID-19 vaccine program. Prior to this, he was CEO & Chairman with Axentis Pharma AG where he built a team to develop respiratory drug candidate AX-TOBRA. 

Frank Stolz
Head of (Pre-)Clinical Development & Diagnostics


Dr. Frank Stolz is an experienced head of pre-clinical and clinical product development with a successful history of working in biotechnology and in basic research. At Viravaxx, he is responsible for product innovation, process and analytical development. He leads Viravaxx’ preclinical vaccine development and diagnostic platforms.