„Les Bouleaux“ – Yverdon - Switzerland

Integration of renewable energies and renovation of appartement buildings

Airport Berlin-Tegel

Climatisation of the waiting area

Ski lodge „Tortin“ Skiclub Nendaz

Waterleading fireside technology for the water heating of a ski lodge

Bullag „Au feu de bois“

Modernisation of heating systems

Deutsche Bahn- ICE connection Cologne/Frankfort

Suction system for sewages