Dr Berthold KAUFMANN
Senior Scientist
Passive House Institute
Dr Berthold KAUFMANN is a physicist by training and studied experimental semiconductor physics for his PHD thesis. He began his career in the field of energy efficient buildings with the special subject of solar thermal plant development and consulting. Since 2000, Dr KAUFMANN works as a senior research scientist at the Passive House Institute, doing research and consulting on the thermal properties and energy consumption of buildings in general, with special focus on design of highly insulated windows and compact heat pump air condition systems for Passive Houses. He regularly consults for architects and construction contractors on Passive House design for both new builds and retrofits and also serves as an expert for questions regarding Passive House economics and financial analysis. In addition to his consulting work and numerous research publications, Dr KAUFMANN frequently holds technical Passive House seminars, lectures and speeches for international audiences.