Europe’s largest event for sustainable cities.


CityChangers, we have a date!

Lisbon | Portugal
April 1-3 | 2020

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  /  Sonja Horn

Sonja Horn

Sonja Horn is the Executive Vice President of Property Management at Entra ASA. Entra ASA has put environmental leadership forward as one of three strategic pillars. Taking climate action within their sector is also an important measure in supporting Norway’s response to UNs sustainable development goals. Entra is committed to driving change in their industry through collaboration, innovation and sharing.

Sonja and her team accomplished remarkable achievements such as the Powerhouse Kjørbo, which is a refurbished office building, which over its lifetime will produce more energy than it consumes or the new build of an office building as the “Powerhouse Brattørkaia Trondheim”

The quest for sustainable buildings | Day 1, 11:00 – 12:30 | Kulturkirken, K1 | Slides
Existing Buildings: hassle or asset? | Day 1, 14:00 – 15:30 | DOGA, D2 | Slides