Architecturefor the constitucional Institutions and Federal Government -- Renovation and modernization of schloss bellevue (Bellevue Palace), Official Resodence of the President of the Federal Republic of Germany, Berlin, direct contract award and biddinh process 1999/2003, construction 2000/2004-2005 -- New Annex for the Bundesverfassungsgericht (Federal Constitutional Court), Karlsruhe, competition 2002-2003, construction 2005-2007 -- Renovation of and New Annex for the Bundesministerium für Ernährung, Landwirtschaf und verbraucherschutz (Federal Ministery of Food, Agriculture and Consumer Protection) High-Rise, Bonn, Bidding Process 1997, construction 1999-2000 -- New Building for the bundesministerium für Gesundheit (Federal Ministery of Health), Bonn, competition 2004, construction 2005-2007 -- Restoration and construction of the Berlin Headquarters for the Bundesministerium für Umwelt, Naturschutz und Realtorsicherheit (BMU ; Federal Ministry of the Umwelt, Nature Conservation and Nuclear Safety), Berlin, Competition 2003, construction 2007-2010 -- New Annex of the Bundesministerium für Ernährung, Landwirtschaft und Verbraucherschutz (Federal Ministery of Food, Agriculture and Consumer Protection), Berlin, Bidding Process 2003-2004, construction 2006-2009 -- New Building for the Bundesministerium des innern (Federal Ministery of the Interior), Berlín, competition 2006-2007, construction 2011-2014 -- Renovation of and Addition of New Wing to the Fortbildungszentrum des Auswärtigen Amtes ( Center for Continuing Education of the Federal Foreign Office), Berlin, Competition 2007, Construction 2009-2010 -- Meseberg Palace. Gransee, OT Meseberg, Direct contract award 2004, construction 2005-2007 -- New Monument to the bundeswehr (Federal Armed Forces), Berlin, Competition for Architects and sponsored by the BMVG 2007, Construction 2008-2009 -- Architecture for the High courts -- Federal Prosecutor's Office at the Federal High Court, Karlsruhe, Competition 1985-1986, construction 1994-1998 -- Federal High Court, Karlsruhe, Competition 1998-1999, Construction 2000-2003 -- Federal Administrative Court to the Imperial Court, Leipzig, Bidding Process 1994-1995, construction 1998-2002 -- Federal Labour Court, Erfurt, competition 1995, construction 1996-1999 -- Architectural for Museums and cultural institutions -- Reconstruction of the Berlin Palace and Construction of Humboldt Forum, Berlin, competition 2007-2008, construction 2010-2013 -- Aditio to the German Historical Museum, Berlin, competition 1998-1999, construction 19999-2003, direct commission 1998, construction 1998-2003 -- Restoration and addition to the German National Library, Leipzig, direct commision 1994, construction 1993-2007 -- New Broadcast Studio for Deutsche Welle, Bonn, competition 1983, contract awarded 1997, construction 1997 (stabilization)-2002 -- Government Bunker Documentation Site, Bad Neuenahr, ahrweiler, direct commission 2006, construction 2006-2008 -- Topography of Terror Foundation, Berlin, Competition 2005-2006, Construction 2007-2009 -- Architecture for Internal security and financial administration -- Federal Intelligence Service, Berlin, Bidding process, competitions 2004-2006, construction 2006-2013 -- Forensic Institute of the Federal Criminal Police office, Wiesbaden, Bidding Process 2000, construction 2005-2007 -- New Federal Police regional Office, Efringen, Kirchen, Commissioned 2005, construction 2006 -- New Customs OfficeWinnenden-Hertmannsweiler, Winneden-Hertmannsweiler, direct commision 1998, construction 1998-1999 -- Common customs complex laufenburg, Laufenburg, direct commision 2003-construction 2004 -- Architecture for technology and science -- New building for the Max Rubner-Institut (;RI), Karlsruhe, competition 1987, construction 1993-2000 -- New building Federal Aviation Office, Brunswick, direct commision 1993, construction 1995-1998 -- Federal waterways engineering and research institute, Ilmenau, Bidding process 1996, construction 1997-1999 -- Federal agency for agriculture and food and the Federal Office for Building and Regional Planning, Bonn, bidding process 2002, construction 2004-2005 -- Federal Environment agency, Dessau, competition 1997-1998, construction 2001-2005 -- New Institutional and Administartion building for the Julius Kühn-Institut, Quedlinburg, competition 2001-2002, construction 2004-2006 -- Noat Pilot's House, Bremerhaven, direct commission 2004, construction 2005-2007 -- German Meteorological Service, Offenbach am Main, bidding process 2000, construction 2004-2008 -- New Annexes for the Friedrich-Loeffler.Institut, Riems Island, Bidding Process 2004-2005, construction 2006-2012 -- Bauen für die verteidigung -- Neubau der Einsatzliegenschaft kunduz, Afghanistan -- Umbau für das militärhistorische museum, Dresden, vof-verfahren 2001-2003, bau 2004-2010 -- Aus-und umbau für das militärgeschichtliche forschungsamt, Potsdam, vof-verfahren 1995/96, 2001 bau 1996-2007 -- Neubau eines stabs - und lehrsaalgeváudes der Heeresfliegerwaffenschule, Bückeburg, Freihändiges vergabeverfahren, bau 1989-1995 -- Herrichten der offiziersschule des heeres, Dresden, wettbewerb 1994/95, Bau 1996-2000 -- Beubau eines zielsimulationsdoms für die Wehrtechnische dienststelle 81, Greding, vof - Verfahren 1996, bau 1998-2004 -- K¨ürassier Military Base, Staaberg-Viereck, Bidding process 1995, construction 1998-2001 -- Navy Engineering school, Parow, bidding 1995, constr. 1998-2003 -- Engineer Milita Base, Ingolstadt, competition 2002, construc. 2006-2008 -- Georg Friedrich Barracks, Fritzlar, bidding 2004/2002, constr. 2005-2008/2005-2006 -- Architecture for Guest military forces stationed in Germany -- Nato Headquarters and United States Air Force in Europe, Ramstein Air Base, Landstuhl, Kaiserslautern-Vogelweh -- New Sergenants' Quarters for the Franco-German Brigade, Immedingen- bidding 1994, construct. 1996-1998 -- New Mess, Exercise and Leisure Facilities for the Franco-German Brigade, Donaueschingen, public bidding 2002, constr. 2004-2006 -- New military court building for british forces stationed in Germany, Paderborn-Sennelager, commission 2006, constr. 2007-2009 --Architecture Abroad -- Huis Schuylenburch, The Hague -- Palais Beauharnais, German Embassy in Paris, Paris, 2002-2004 -- Residence for the German Embassy in Warsaw, 2002-2008 -- Residence for the German Ambassador in Bratislava, 2000-2008 -- German Embassy in Tokio, 2000-2005 -- Germany embassy in Beijing, 1998-2001 -- German School in Budapest, 1006-2001 -- Goethe Institut in Paris, 2002-2007 -- Goethe Institute in New York, 1984-1991 -- Architecture for Supranational Institutions in Germany -- United Nations Campus in Bonn -- Plenary Hall for the German Bindestag, Bonn -- Parliamentary High Rise, Bonn, 1997-2006 -- WorldCCBonn, Bonn, 2004-2009 -- International Tribunal for the Law of the sea, Hamburg, 1989-2000 -- Federal and State funded building for third party beneficiaries -- Leipzig trade fair, Leipzig, 1991-1996 -- Camber of Crafts, Hamburg, 2003-2008 -- Werdenfelds Workshops, Garmisch-Partenkirchen, 2001-2003 -- Integration center for cerebral palsy, Munich, 2000-2004 -- Caesar Research Center, Bonn, 1999-2003 -- Foundation Alfred Wegener Institute, Bremerhaven, 1999-2003 -- Fraunhofer Institute for Biomedical Enginnering, Postdam-Golm, 2003-2006 -- Institute of Nanotechnology, Karlsruhe Research Center, Eggenstein-Leopoldshafen, 2003-2008 -- German Reseach Center for geosciences, Potsdam, 2003-2008 -- Kaama, Darmstadt, 2007-2009 -- center for Virtual Engineering, Fraunhofer Institute for industrial Engineering, Stuttgart, 2006-2010 -- german Oceanographic Museum, Stralsund, 2001-2008 -- Annex for the Arp Museum, Remagen-Rolandseck, 2002-2007 -- Museum of Modern Literature, Marbach, 2003-2006 -- Duchess Anna Amalia Library, Weimar, 2004-2005 -- Documentation Center Nazi Party Pally Gounds, Nuremberg, 1998-2001 -- New Memorial to the murdered jews of Europe, Berlin, 1994-2005 -- Unter den Linden State Library, Berlin, 2000-2012 -- Master Plan for the Museumsinsel (Museum Island, Berlin, 1999-2027 -- General Overhaul of the Bode Museum, Berlin, 1999-2006 -- New Museum, Berlin, 1993-2009