G+J Press House Hamburg


The Press House Gruner + Jahr will be energetically renovated. As the winner of the engineering competition, feasibility study for the renovation will be accomplished by IB Hausladen.

Competition 1. Prize


Gruner+Jahr AG & Co KG


Steidle & Kiessler Architects, Munich

Project data

87.000 m² BGF


Changeover to surface heating & cooling system
Significant reduction of flow rates in ventilation systems
Use of return heat of district heating network    
Passive night cooling     
Renovation of thermal skin    
Installation of photovoltaic panels on the roofs
Sustainability benchmarking for renovation measures