3

Events

1

Kontakte


Petra van der Wielen

Senior Expert Energy-Efficient Buildings / Innovations at dena Deutsche Energie-Agentur

Berlin, Germany

Architecture Building Materials Building Technologies Construction Research & Valuate

Petra van der Wielen's Events:
Mo., 25. Oktober 2021
08:00 – 09:00
Do., 23. September 2021
10:00 – 11:00
Mo., 20. September 2021
08:00 – 09:00