Managing directors
Jan Rotard (l), CEO, is responsible for marketing, sales, product management, finances and staff as well as software and electronics development at Vemcon GmbH. Early in life he drove and repaired machines, later he designed and built them. Before his time at Vemcon he worked on different development and construction projects for companies like Lehnhoff Hartstahl, Kinshofer and others. In total, he has more than 15 years of industry experience. Rotard has a degree in mechanical engineering as well as aerospace technology.
Dr. Holger Quast (r), COO/CFO, has implemented innovative technologies into revenue-generating business in various positions throughout his professional career. Since 2023, he advances the digitalization of construction machinery with Vemcon as COO/CFO. Previously, Holger was responsible for Toptica Photonics’ business in biophotonics and semicon. After completing his doctorate in physics at the TU Berlin, Holger founded start-ups and transferred Siemens technology into new businesses.