Carsten Voigtländer is a board member of Modern Electron. Previously, he headed the Vaillant Group as CEO until 2018. With 13,000 employees and over €2.5 billion/yr revenue, Vaillant is a market leader in the HVAC market. Carsten has a PhD in thermodynamics. He has more than 25 years of international management experience in mechanical and plant engineering, in series production, in the energy sector and in the service industry.