Architect Simon Speigner is one of the pioneers of sustainable and energy-efficient construction in Austria. His office “sps architects”, whose founder and managing director is Simon Speigner, has developed into one of the leading architectural offices for sustainable building in Austria. We are pleased to be able to provide insights into Simon Speigner’s extensive work in the exhibition. On Friday 12.5. and Saturday 13.5. the architect will be personally present during the opening times to present selected projects to interested parties.