The Joy of
Courageous
More than
Building

Office

a+r Architekten stand for solid, environmentally compatible and future-oriented architecture with impressive expertise in the field of sustainable building — also in existing building contexts. Founded in 1985 by Professor Gerd Ackermann and Professor Hellmut Raff, the office with branches in Stuttgart and Tübingen has around 130 employees and is today headed by Oliver Braun, Florian Gruner, Alexander Lange and Walter Fritz. a+r Architekten mainly build for public clients, industry and commerce, municipal housing companies and social institutions. The office focuses on appropriate, ecological, functional and the resulting innovative construction methods. In line with the conviction that “only together as a team can we meet the challenges of the future,” a+r Generalplaner GmbH was founded in 2021 under the leadership of Johannes Weiß.

„Our buildings are the result of a deep engagement with the architectural task and the opportunities and conditions of a location.”
AWARDED COMPETITION ENTRIES
IMPLEMENTED PROJECTS
95 % OF EMPLOYEES TRAVEL BY ALTERNATIVE MEANS OF TRANSPORT
APPLES EATEN PER YEAR 1.225

Team

Who we are.

Jennifer Alles
Architect
Katja Alt
Architect
Miriam Baehrens
Chief Architect
Veronika Barth
Architect
Jonas Beer
Architect
Mara Benz
Architect
Franziska Biber
PR / Communication
Michael Binias
Architect
Patrick Blender
Working student
Ariana Lida Borhanian
Junior Architect
Oliver Braun
Office Management
mehr
Amelie Breitenbach
Architect
Johanna Brosda
Architect
Frank Brucker
Architect
Michael Budjan
Architect
Thomas Buttermann
Architect
Chia Hao Chang
Junior Architect
Isabell Christian
Architect
Daniel David
Architect
Celina Eisemann
Junior Architect
Abdelrahman Elhamawy
Working student
Annika Elsner
Junior Architect
Eva Engele
Architect
Hannes Fischer
Working student
Till Fischer
Architect
Stefano Formenti
Architect
Walter Fritz
Office Management
mehr
Esperanza López García
Architect
Petra Gekeler
Architect
Josias Gerloff
Architect
Florian Gruner
Office Management
mehr
Sebastian Gröninger
Architect
Víctor Guimerá Millán
Architect
Miriam Gärtner
PR/Communication /Acquisition
Jana Günther
Working student
Tobias Haas
Junior Architects
Jonas Hager
Working student
Bilke Haller
Architect
Lukas Halter
Architect
Nina Hasenmaile
Architect
Christine Hegner
Chief Architect
Dag Heimbach
Chief Architect
Vanessa Herlan
Architect
Teodora Hielscher
Architect
Stefan Hofmann
Chief Architect
Elena Jacobs Fernández
Architect
Ina Janetschek
Junior Architect
Sarah Jansen
Architect
Suzy Kana Jeufack
Intern
Karl Komanapalli
Junior Architect
Claudius Keldenich
Junior Architect
Tim Keller
Architect
Nicole Keppke Lopes
Junior Architect
Minji Kim
Architect
Simon Knöner
Architect
Klara Kamilla Koch
Architect
Laura Kohler
Junior Architect
Oleksandra Kolesova
Architect
Gordon Krauß
Junior Architect
Anna Kunert
Architect
Maik Erich Kurka
Architect
Celine Kühn
Working student
Alexander Lange
Office Management
mehr
Sabrina Liermann
Architect
Jasmin Link
Architect
Benjamin Mauritz
Architect
Sarah Menzer
Architect
Suleiman Mukarker
Chief Architect
Milena Mutz
Working student
Karla Müller
Junior Architect
Patrick Müller
Chief Architect in BIM, IT
Hannah Orth
Working student
Andrea Otte
Architect
Leticia Outomuro Cadavid
Architect
Cansu Ova
Junior Architect
Valerija Overchuk
Architect
Leo Piscopello
Junior Architect
Katharina Plankar
Working student
Semih Polat
Junior Architect
Steffen Poschik
Chief Architect
Marion Queissner
Secretariat
Hellmut Raff
Bürogründer
Julia Raff
Chief Architect in PR
Daniel Raiser
Architect
Fiona Rey
Junior Architect
Laura Riedel
Architect
Vianka Camacho Rodríguez
Junior Architect
Valentina Rohmer
Architect
Susana Romeo del Val
Architect
B Rotar
Architect
Alin Rotaru
Architect
Simon Sachse
Working student
Damla Sahin
Junior Architect
Hellmut Schiefer
Chief Architect
Stefan Schlipf
Architect
Sybille Schmid
Chief Architect
Paul Schneck
Junior Architect
Tasja Schudde
Architect
Martin Schusser
Architect
Julia Schwarz
Architect
E. Santos Serrano
Commercial management
Ralph Sewzyk
Freelancer
Teresa Solleder
Architect
Maximilian Steffens
Intern
Alexander Steisel
Student
Sarah Straubenmüller
Architect
Julia Süsser
Architect
Simon Tappe
Architect
Annika Teuber
Working student
Burcin Tosun
Architect
Christopher Velz
Chief Architect
Samantha Vinueza
Architect
Niklas Aaron Vuk
Junior Architect
Xiuye Wang
Architect
Yuechi Wang
Architect
Sebastian Weckert
Architect
Klaus Weinmann
Chief Architect
Leonie Weinschenk
Working student
Johannes Weiß
Office Management Generalplaner GmbH
mehr
Claudia Wesiak
Secretariat
Johanna Wiedmann
Junior Architect
Kai Wiese
Architect
Antonia Wiesenthal
Junior Architect
Stephan Wildermuth
Architect
Julia-Nele Winkler
Architect
Carolin Wolf
Architect
Nora Zechmeister
Architect
Özlem Özkan
Architect

Awards

Holzbaupreis Baden-Württemberg 2024 - Recognition | Primary School Stuttgart-Stammheim

Hugo-Häring State Prize 2024 | Kulturbahnhof Aalen

Rethinking The Future Awards 2024 - Third Award in the category "Institutional (Built)" | Primary School Stuttgart-Stammheim

Staatspreis Baukultur Baden-Württemberg 2024 - Award winner in the category „Bauen für die Gemeinschaft" | Kulturbahnhof Aalen

The ArchDaily 2024 Building of the Year Awards - Nomination | Kulturbahnhof Aalen

polis AWARD 2024 - Nomination in the category "Intelligente Nachverdichtung" | Church area with parish office, sacristy and Kita St. Elisabeth Ulm

Archello Awards'23 - Jury Winner / Cultural Building of the Year | Kulturbahnhof Aalen

Baden-Württembergischer Landschaftsarchitektur-Preis 2024 - Nomination | Rauner School Campus

Brick in Architecture Awards 2022 - Bronze | Burma Hospital, Myanmar

Design Educates Awards 2023 - Honorable Mention | Kulturbahnhof Aalen

Heinze ArchitekturAWARD 2023 - Shortlist | Kulturbahnhof Aalen

Hugo-Häring-Award Ostwürttemberg 2023 | Kulturbahnhof Aalen

Hugo-Häring-Award Stuttgart 2023 | Headquarters of Gustav Epple Bauunternehmung

International Architecture Awards 2023 - Winner | Kulturbahnhof Aalen

International Architecture Awards 2023 - Winner | Burma Hospital, Myanmar

The Plan Award 2023 - Finalist | Kulturbahnhof Aalen

The Plan Award 2023 - Honorable Mention | Burma Hospital, Myanmar

polis AWARD 2023 - 3rd prize in the category "Reaktivierte Zentren" | Kulturbahnhof Aalen

polis AWARD 2023 - Nomination in the category "Ökologische Wirklichkeit" | Westspitze - Office and commercial building

Baden Architecture Prize Nomination | Multipurpose and 3-field sports hall

Beispielhaftes Bauen Ostalbkreis 2014-2022 | Kulturbahnhof Aalen

Best Workspaces 2023 | Cameo Headquarters

Brick Award 22 - Top 50 | Burma Hospital, Myanmar

DAM Preis 2023 - Nomination | Kulturbahnhof Aalen

Dezeen Awards 2022 - Shortlist | Burma Hospital, Myanmar

Flächenrecyclingpreis Baden-Württemberg 2022 | Kulturbahnhof Aalen

ICONIC AWARDS 2022 - Best of Best | Kulturbahnhof Aalen

ICONIC AWARDS 2022 - Winner | Burma Hospital, Myanmar

best architects 22 - Gold | Kulturbahnhof Aalen

db Wettbewerb »Respekt und Perspektive« Bauen im Bestand Preis 2022 | Kulturbahnhof Aalen

AIT Award 2020 - 1st prize in the category Health/Care | Burma Hospital, Myanmar

AIT Award 2020 in the category Office/Administration | Industry Centre for Interior Finish and Façade in Rutesheim

Beispielhaftes Bauen Göppingen 2014 - 2021 | Kinderhaus Wieseneck

Dezeen Awards 2021 - Longlist | Kulturbahnhof Aalen

Exemplary project - 50th anniversary year of urban development promotion | Passerelle Tübingen

Beispielhaftes Bauen Ortenaukreis 2014-2020 | Multipurpose and 3-field sports hall

Beispielhaftes Bauen Reutlingen 2014-2020 | New Apostolic Church Pliezhausen

DAM-Preis 2020 | Burma Hospital, Myanmar

German Design Award Winner 2020 | Office and Administration Building Hohentengen

best architects 20 | Burma Hospital, Myanmar

Beispielhaftes Bauen Stuttgart 2015-2019 | Rosenstein Quarter

Beispielhaftes Bauen Stuttgart 2015-2019 | Living at the Killesberg Hill Park

Flächenrecyclingpreis Baden-Württemberg 2019 | Rosenstein Quarter

German Design Award 2019 - Special Mention | New Apostolic Church Pliezhausen

Integration Award Tübingen 2019 | Passerelle Tübingen

Wohnbauten des Jahres 2019 - Award Neighbourhood Development | Rosenstein Quarter

Beispielhaftes Bauen Karlsruhe 2012-2018 | Residential Development Karlsruhe-Rintheim

Hugo-Häring-Award 2017 | New Apostolic Church Pliezhausen

Deutscher Bauherrenpreis Neubau 2016 "High Quality - Affordable Costs" | Residential Development Sonnenberg Mitte Ludwigsburg

Umweltpreis der Landeshauptstadt Stuttgart 2016 | Rosenstein Quarter

Beispielhaftes Bauen Zollernalbkreis 2009-2015 | Groz-Beckert Health and Education Centre

DAM Prize for Architecture in Germany 2015 - Finalist | High School Thazin

Deutscher Ziegelpreis 2015 - Recognition | Grammar school with sports hall and youth centre

LEED Certification in Gold | Cameo Headquarters

best architects 15 | Festival Hall Neckarallee

Beispielhaftes Bauen Reutlingen 2008-2014 | Main and State Stud Marbach – Training Stables

Beispielhaftes Bauen Reutlingen 2008-2014 | Main and State Stud Marbach – Riding Hall Offenhausen

Fritz-Höger-Award 2014 - Best Passive House Project | Grammar school with sports hall and youth centre

Hugo-Häring-Award Esslingen - Göppingen 2014 | Festival Hall Neckarallee

Hugo-Häring-Award Neckar-Alb 2014 | Main and State Stud Marbach – Riding Hall Offenhausen

Passive House Architecture Award 2014 - Finalist | Grammar school with sports hall and youth centre

Award Baukultur Schwäbische Alb | Main and State Stud Marbach – Training Stables

Baukultur Schwäbische Alb | Student Residence Albstadt-Ebingen

Exemplary buildings - Energy-efficient building in Bavaria | Weihenstephan – Triesdorf University of Applied Sciences

Holzbaupreis Baden-Württemberg 2012 - Mention | Main and State Stud Marbach – Training Stables

Holzbaupreis Baden-Württemberg 2012 - Mention | Main and State Stud Marbach – Riding Hall Offenhausen

Beispielhaftes Bauen Administrative district of Tübingen 2004 -2011 | Fischer Factory Hall

Beispielhaftes Bauen Tübingen 2004-2011 | Fuchsienpavillon Botanical Garden Tübingen

Hugo Häring Award Neckar-Alb 2011 | Centre for the Elderly Reutlingen Orschel-Hagen

Hugo Häring Award Neckar-Alb 2011 | Fischer Factory Hall

Hugo-Häring-Award Neckar-Alb 2011 | Festival Hall Rosenfeld

Hugo-Häring-Award Neckar-Alb 2011 | Residential Development Hirschauer Strasse Tübingen

IWS Award 2011 | Seelberg Wohnen

Beispielhaftes Bauen Heilbronn 2004-2010 | Double Gymnasium Wartberg School

Beispielhaftes Bauen Böblingen 2003-2009 | Festival Hall Böblingen-Dagersheim

Beispielhaftes Bauen Zollernalb district 2002-2009 | School Canteen and Media Library Balingen

Beispielhaftes Bauen Zollernalb district 2002-2009 | Student Residence Albstadt-Ebingen

Architekturpreis 2007 of Ziegel Zentrum Süd e.V. 2007 - Recognition | Backforum Braun Hannover

Beispielhaftes Bauen Stuttgart 2002-2007 | Residential Development Falchstrasse Stuttgart-Steinhaldenfeld

Hugo-Häring-Award 2005 | Community Hall Steinenbronn

Beispielhaftes Bauen Tübingen 2004 | Fuchsienpavillon Botanical Garden Tübingen

Beispielhaftes Bauen Tübingen 2004 | Renovation Student Residence Tübingen

Beispielhaftes Bauen Böblingen 2003 | Community Hall Steinenbronn

Beispielhaftes Bauen Balingen 2002 | Extension Gymnasium Balingen

Beispielhaftes Bauen Tübingen 2001 | Festival Hall Rottenburg

Beispielhaftes Bauen Tübingen 2001 | Otto-Locher-Sporthalle Rottenburg

Deutscher Fassadenpreis 2001 | Extension Gymnasium Balingen

Holzbaupreis Baden-Württemberg 2000 | Kindergarten Heinestraße

Deubau-Bauherrenpreis 1998 "High Quality - Affordable Costs" | Terraced House Quarter in Aalen-Unterrombach

Beispielhaftes Bauen Aalen 1997 | Terraced House Quarter in Aalen-Unterrombach

Hugo-Häring-Award 1996 | House Thron

Beispielhaftes Bauen Tübingen 1995 | Day Nursery Alte Mühle

Beispielhaftes Bauen Tübingen 1995 | House Hug

Beispielhaftes Bauen Tübingen 1995 | House Wegner

Haus des Jahres Schöner Wohnen 1995 - 2nd prize | House Wegner

Balthasar-Neumann-Preis 1994 | Multipurpose Hall Rottenburg-Hailfingen

Deutscher Stahlbaupreis 1994 | Multipurpose Hall Rottenburg-Hailfingen

Hugo-Häring-Award 1994 | Multipurpose Hall Rottenburg-Hailfingen

Hugo-Häring-Award 1993 | Day Nursery Alte Mühle

Goldenes Haus 1992 | House Völler

Haus des Jahres 1992 - Recognition | House Hug

Hugo-Häring-Award 1991 | House Völler

Holzbaupreis Baden-Württemberg 1988 | Joinery Pflug

Hugo-Häring-Award 1988 | Joinery Pflug

Deutscher Holzbaupreis 1986 - Recognition | Joinery Pflug

Publications

a+r Architekten

German Contributions to Architecture, Time Project 1950 - 2025

Ackermann+Raff

Wasmuth Verlag 2006
AIT 10/2016

Administrative District Office Waiblingen

Hier steckt BIM drin! 2023, buildingSMART Deutschland

Bavarian NMR Center Munich-Garching

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2018

Bildungsakademie Tübingen

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023

Burma Hospital, Myanmar

Deutsches Architektur Jahrbuch 2020
Best Architects 2020
interiorIfashion 04/2021
Architektur+Technik 05/2021
The Healthy Indoors, Frame, 2022

Cameo Headquarters in Desenzano on Lake Garda

High on German Architects, booq Publishing S.L., Barcelona, 2018
corporate concepts. space and identity, Deutscher Architektur Verlag, 2019
Source Book - Zeitgenössiche Büros, ff publishers, 2023

Centre for Precision Technology

md Magazin 05/07/2022

Community Hall Steinenbronn

Architekturführer Böblingen 2005

Day Nursery Alte Mühle

Info Holz 10/1993
Baumeister 8/1993
Bausubstanz 2/1994
db 4/1994
Der Kindergarten, Manuel Cuadra, Ernst & Sohn, 1996
Architekturführer Tübingen 2003
Baumeister Exkursion 40

Day Nursery Neckarwestheim

CUBE Magazin 03/2014
Architektur Süd 2014
Bauwelt 47.2014
AIT 05/2015
md 02/2015

Double Gymnasium Wartberg School

architektur Baden-Württemberg 2009
Frame Jan/Feb 2010

Dr. Oetker World

Architektur aktuell 1-2/2006
Die Neuen Architekturführer Nr. 96, Stadtwandel Verlag Berlin

Entrepreneurship Center Munich Garching

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2018

Festival Hall Böblingen-Dagersheim

Architekturführer Böblingen 2005

Festival Hall Neckarallee

Architektur Süd 2011
trä! 04/2014
Detail China 12/2014
Architektur Süd 2014
Architektur in Baden-Württemberg 2015
Tidskriften Rum 01/2016
A+D 49/2017
Ingenieurbaukunst 2017, Bundesingenieurkammer
High on German Architects , 2018 booq Publishing S.L., Barcelona

Festival Hall Rosenfeld

architektur Baden-Württemberg 2009

Festival Hall Rottenburg

Architekturführer Tübingen 2003

Fischer Factory Hall

architektur Baden-Württemberg 2009

Fuchsienpavillon Botanical Garden Tübingen

DBZ 10/2002
Architekturführer Tübingen 2003
Glasecken, Schneider/Siegel, DVA 2005

Grammar school with sports hall and youth centre

Architektur Süd 2011
Schulen und Kindertagesstätten, Ernst&Sohn Special 04/2013
An Introduction to Passive House, Justin Bere 2014
Wettbewerbe aktuell 01/2014
Tidskriften Rum 01/2016
Architektur und Wissen. Räume für die Zukunft, 2022

Headquarters of Gustav Epple Bauunternehmung

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023

Henri Dunant School Frankfurt

CUBE, Modernes Wohnen und Lebensart für Frankfurt und die Rhein-Main-Region, 02/2022
Architektur+Technik 6/2023

High School Myanmar

First Floor 15 9/2014
Südwest Presse 05/2014
Louis 2/2014
Deutsches Architektur Jahrbuch 2015/16
AIT 12/2015

House Hug

Schöner Wohnen 8/1992
Neue Einfamilienhäuser, Callwey-Verlag, 1993
Lebensräume mit Format, Kalksandsteinbroschüre 1/1994
Der ideale Grundriss, von Stephan Isphording und Holger Reiners, Callwey-Verlag, 1997
Baumeister Exkursion 39

House Thron

Der ideale Grundriss, Stephan Isphording and Holger Reiners

House Völler

Das Haus 1992
Neue Einfamilienhäuser, Callwey Munich, 1993
Architekturführer Tübingen, 2003

House Wegner

Schöner Wohnen 1995
md 4/1996
Wohnen unterm Dach - Innovative Lösungen für Dachausbauten und Aufstockungen, Stephan Isphording, Callwey, 1999
Baumeister Exkursion 40

Industry Centre for Interior Finish and Façade in Rutesheim

Architektur+Technik 2021 - Special edition façades

International School Stuttgart

Architektur neues Stuttgart 2006

Joinery Pflug

Bauwelt Heft 2/3 1990
Karl Wilhelm Schmitt, Architektur in Baden-Württemberg nach 1945, Stuttgart 1990
Peter Lorenz, Gewerbebau-Industriebau, Alexander Koch, 1991

Kindergarten Heinestraße

DBZ 9/2000
Glas 12/2000
db 01/2001
preschool & kindergarten, Arian Mostaedi, Linksbooks Barcelona, 2006

Kinderhaus Wieseneck

Architektur+Technik 06/2022
Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023

Kulturbahnhof Aalen

Transformation - Stadt Aalen - 2021
Wettbewerbe aktuell 4/2017
C3 Magazin No. 416
db 06.2021
stadt/land/dach Ausgabe 6 - 12/2021
architektur Fachmagazin Dezember 2021
BAUKULTUR - Zeitschrift des DAI - Ausgabe 6/2021
A Second Life For Buildings, Cayetano Cardelus Vidal / booq publishing, S.L., 2022
DETAIL 09/2022
Bauen im Bestand. Zwischen Tradition und Innovation, Deutscher Architekturverlag, 2022
Architekturführer Deutschland, 2022
Bauwelt Praxis 4/2023
Sustainable, Architecture & Design, 2023/2024

Living and Working at the Schlossberg Freiburg

Architektur Süd 2011
Neue Architektur. Freiburg, Markus Löffelhardt, 2013

Living at the Killesberg Hill Park

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023
WohnOrte² - 90 Wohnquartiere in Stuttgart von 1890 bis 2017, Christina Simon-Philipp, 2017

Main and State Stud Marbach – Riding Hall Offenhausen

Architektur in Baden-Württemberg 2015

Mental Health Centre in Böblingen

Hier steckt BIM drin! 2024, buildingSMART Deutschland

Metal Workshop Gomaringen

Peter Lorenz, Gewerbebau-Industriebau, Alexander Koch, 1991

Multipurpose and 3-field sports hall

CUBE Magazin 02/2019
neue architektur in der Ortenau 10/2019
Architektur+Technik, Special edition façades 2022

Multipurpose Hall Rottenburg-Hailfingen

Baumeister 4/1994
db Sonderheft 5/1994
DBZ 5/1995
Architekturführer Tübingen 2003
Baumeister Exkursion 40

Municipal Administration Centre Göppingen

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023

New Apostolic Church Pliezhausen

Deutsches Architektenblatt 02/2017
AIT 5/2017
db 6/2017
Architekturstadt Stuttgart, Wegweisende Bauten - aktuelle Debatten
Die Kirche schön im Dorf gelassen, Hans-Jürgen Breuning
2018 Chr. Belser Gesellschaft für Verlagsgeschäfte GmbH & Co. KG in cooperation with STUTTGARTER ZEITUNG

New Apostolic Church Uhingen

BAUKULTUR, Zeitschrift des DAI, 03/2024
Architektur Süd 2024

Office and Administration Building Hohentengen

Jahrbuch der Architektur 20/21, Dennis Krause / Deutscher Architektur Verlag, 2020

Otto-Locher-Sporthalle in Rottenburg

Intelligente Architektur 11/1998
DBZ 02/2000
Baumeister Exkursion 40

Rauner School Campus

Bauen und Wirtschaft, Wirtschafts- und Verlagsgesellschaft mbH, 2023
db 04.2022 Recycelt

Residential Development Stuttgart-Heumaden

WohnOrte² - 90 Wohnquartiere in Stuttgart von 1890 bis 2017, Christina Simon-Philipp, 2017

Residential Development Stuttgart-Zuffenhausen

WohnOrte² - 90 Wohnquartiere in Stuttgart von 1890 bis 2017, Christina Simon-Philipp, 2017

Rosenstein Quarter Stuttgart

WohnOrte² - 90 Wohnquartiere in Stuttgart von 1890 bis 2017, Christina Simon-Philipp, 2017

Seelberg Wohnen Stuttgart

Architektur Exklusiv 05/06 2013
WohnOrte² - 90 Wohnquartiere in Stuttgart von 1890 bis 2017, Christina Simon-Philipp, 2017

Technical Town Hall Tübingen

db 04.2022 - Recycelt

Theatre Hall, Café and Residential Tower Französisches Viertel Tübingen

Architekturführer Tübingen, 2003

Tullastraße Depot Karlsruhe

Wettbewerbe aktuell 4/2017

Urban living in the cities and agglomerations of the future

In: Entwürfe für die Dritte Neuzeit
Internationales Forum für Gestaltung Ulm, Giessen 1996

Weihenstephan – Triesdorf University of Applied Sciences

Architektur Süd 2011
Architektur Süd 2014

Westspitze - Office and commercial building

architektur FACHMAGAZIN März/Apr. 2022 - Intelligente Fassade
Source Book - Zeitgenössiche Büros, ff publishers, 2023
Deutsches Architektenblatt 11/2023

Zukunft Killesberg Forum K Stuttgart

architektur Baden-Württemberg 2009