House Marte floor area 140m² cubage 820m³ site area 1230m² design 1992-1998 realisation 1998-2000 structure solid concrete construction front in exposed concrete interior finish in birch plywood flooring birch plywood oiled/varnished, slate heating geo-thermal heat pump windows aluminium windows double glazed specialist planners structural consultant M+G Ingenieure, Josef Galehr, 6800 Feldkirch ground engineering 3P Geotechnik, 6900 Bregenz surveyor Markowski Straka ZT GmbH, 6800 Feldkirch construction physics Bernhard Weithas, 6971 Hard domestic engineering Martin Gludovatz, FL-9494 Schaan construction builder Wilhelm und Mayer, 6840 Götzis carpenter Summer Holzbau, 6832 Röthis windows Jobarid, 6832 Röthis solar protection Berthold Markus, 6830 Rankweil interior finish Marte Althaussanierung, 6832 Röthis electrical services Mathis Manfred, 6832 Zwischenwasser/Dafins interior decoration Bechtold Thomas, 6832 Zwischenwasser/Muntlix built-in furniture Plattner Tischlerei, 6845 Hohenems landscape design Amann Jörg, 6842 Koblach vacuum cleaning unit Martin Rüdisser, Schruns natural stone work Höfle Naturstein, 6840 Götzis kitchen/living room plan+raum Jürgen Krämer, 6890 Lustenau Maiden Tower property house expansion floor area 109m² cubage 660m³ site area 1230m² design 2007-2011 realisation 2011-2012 structure cor-ten steel mixed building technology concrete/wood facade corten steel interior finish in birch plywood flooring birch plywood oiled/varnished, smoothed floor screed heating geo-thermal heat pump windows wood windows triple glazed characteristics „Maiden Tower“ as independent living unit separable. specialist planners structural consultant M+G Ingenieure, Josef Galehr, 6800 Feldkirch ground engineering 3P Geotechnik, 6900 Bregenz surveyor Markowski Straka ZT GmbH, 6800 Feldkirch construction physics Bernhard Weithas, 6971 Hard domestic engineering Martin Gludovatz, FL-9494 Schaan constr. coordination Bernhard Nitz, 6833 Weiler construction builder Wilhelm und Mayer, 6840 Götzis carpenter Summer Holzbau, 6832 Röthis metal work Josef Hermann Metall-Kreativ, 6822 Satteins windows Hartmann Fensterbau, 6710 Nenzing solar protection Berthold Markus, 6830 Rankweil interior finish Marte Althaussanierung, 6832 Röthis heating Ing. Lukas GmbH geothermal drilling Plankel Bohrtechnik electrical services Mathis Manfred, 6832 Zwischenwasser/Dafins interior decoration Bechtold Thomas, 6832 Zwischenwasser/Muntlix swimming pool technics Aberer Pool&Sauna, 6824 Schlins swimming pool finish Rhenus, 6845 Hohenems sun awning Hammerer Plachen, 6830 Rankweil built-in furniture Plattner Tischlerei, 6845 Hohenems landscape design Amann Jörg, 6842 Koblach vacuum cleaning unit Martin Rüdisser, Schruns stairs Kaspar Türtscher, 6832 Zwischenwasser/Batschuns tinsmith Joachim Entner, 6830 Rankweil garden/pool furniture Reiter, Wohn- u. Objekteinrichtung, 6830 Rankweil .