2025

• Still life, portrait, landscape, library, Nagel Draxler Gallery, Berlin
• The Open Multi Language Library, public project at Assemblage, Vienna
• Ost –West Wind, proposal for Monument for Freedom and Unity, Leipzig

2024

• The Constrained String Quartet III , Monument for Historical Change , Berlin
• Thomas Mann Open Public Library, GFLK Halle Sud, Bad Tölz

2023

• Permanent Confrontation – A monument for Bertha Pappenheim aka Anna O. - proposal for Luegerplatz, Vienna

2022

• Rejected - Modalities of Portraiture II, Konschthal Ecsh, Luxemburg

2021

• Portrait of a Generation, (with Gunther Förg), Galerie Nagel Draxler, Munich
• Virtual Negations of Strict Order, Georg Kargl Fine Arts at Arco, Madrid

2020

• Monument for the Alban Berg foundation, Vienna

2019

• Modernismo Italiano, Lia Rumma gallery, Milan
• Follow the Rule, (with Franz Erhard Walther), KOW gallery, Berlin
• Synastesia, a public project proposal, Munich

2018

• 120 Years to the first Zionist Congress in Basel, Kunstmuseum Basel

2017

• Eye Contact: The Origins of Totalitarianism, Nagel Draxler gallery, Cologne

2016

• Biedermeier Reanimated, MAK, Vienna
• Modalities of Portraiture, Georg Kargl Fine Arts, Vienna

2015

• Sieben Künsten von Pritzwalk, BKV Brandenburg Kunstverein, Potsdam
• Library of Collective Memory 1945, in Political Landscape, Institut für Kunst im öffentlichen Raum Steiermark, Graz and the Literature museum reading room, Altaussee, Austria
• Monument for Berg and the Second Viennese School, Proposal for the Alban Berg Foundation

2014

• Die 7 Künste von Pritzwalk, Public Project, Pritzwalk
• The Collector, his Father and their Collection, Mirko Mayer Gallery, Cologne
• Institutional Portraits and Spanish Libraries, Heinrich Ehrhardt Gallery, Madrid

2013

• Collaborative and Commissioned Portraits, Galerie Thoman, Innsbruck
• Porträts -- Modalitäten und Variationen, DKW Brandenburg Kunstmuseum, Cottbus
• Clegg & Guttmann, Galerie Nagel Draxler, Berlin

2012

• Humiliation, Denkmal im öffentlichen Raum, Graben, Vienna
• Les Modalités du Portrait, centre d'art passerelle, Brest
• Ostwestlische Riesenrad, competition Monument for Freedom and Unity, Leipzig
• Monument for the Jewish victims of the Nazi Regime in Saarland, competition Saarbrucken
• Portraits and Other Cognitive Exercises 2001-2012, BAWAG Contemporary, Vienna

2011

• The Open Debate Station, New Delhi, in the Yamuna-Elbe Public Art project, New Delhi
• Die Offene Bibliothek, Salzburg, Salzburger Kunstverein (in 'Sense and Sensibility')
• Monument for Historical Change, Reopening (with 'Joy Religion'), Berlin
• Measuring the World, Kunsthaus Graz
• Indoor and outdoor- discussions around the Open Debate Station, at GFLK Stadtraum Altona, Hamburg
• From the Monumental to the Ornamental, Rotary edition, Galerie Christian Nagel, Cologne

2010

• Monument of Monuments for Unity & Freedom, Proposal for public competition, Berlin
• The Open Debate Station, Frankfurt, Schirn Kunsthalle (Playing the City II), Frankfurt
• Vienna and Jerusalem, Zusammenarbeit mit Joseph Strau, Pro Choice, Vienna
• The Moderns, Revolutions in Art and Science 1890-1935, MUMOK, Vienna

2009

• Variants of Aesthetic Collectivism, Georg Kargl Fine Arts, Vienna
• Portraits, FO.CU.S BTV Stadtforum, Innsbruck
• The Mechanical Bull, Art Unlimited project, Basel

2008

• The Age of Syncopation, Wilkinson Gallery, London
• Studiolo Nuovo, Lia Rumma, Milan
• Proposal for a Memorial for the Victims of the Nazi medical crimes, Gugging Vienna
• Illustrations from the Social History of Reading, Projekt für Bibliothek, Innsbruck

2007

• The Prisoners Dilemma, Henry Street Settlement, New York
• Temi ed Elementi di un Nuovo Studiolo Napoletano, Lia Rumma, Neapel
• Elementry Forms of Collective Behavior, in Demons, Magazine 4, Bregnzer Kunstverein
• Revolution of the Poetic Language, Georg Kargl Fine Arts, Vienna

2006

• The Story Reader Library, Museion, Bozen
• Social Sculptures, Community Portraits and Spontaneous Operas 1990-2006, Cornerhouse, Manchester
• Mach vs. Boltzmann II, Kunstverein Braunschweig, Braunschweig
• Mach Vs. Bolzmann, Secession, Vienna (Catalogue)

2005

• Social Sculptures, Community Portraits and spontaneous Operas 1990-2005, Georg Kargl Fine Arts, Vienna
• Franz West and Clegg & Guttmann, Galerie Klaus Thomann, Innsbruck

2004

• A Monument for Historical Change, Denkmal im öffentlichen Raum, Berlin
• Sha'at'nez oder die verschobene Bibliothek, im Rahmen der Installationsreihe Außenansicht View from Outside, Sigmund-Freud-Museum, Vienna
• The Moebius Library, im Rahmen von Waldzell Dialogue for Inspiration, Stift Melk
• The Street and its Double, Denkmalprojekt für Rosa Luxemburg, Rosa Luxemburg Platz, Berlin
• The Jewish Metaphysics of Death, Installation at the Jüdischen Friedhof, Krems
• Light, Photography, Portraiture and the Metaphysics of the Self, Performance, Akademie der Bildenden Künste, Vienna
• Museum in progress, Projekt im Standard, 31. January 2004

2003

• Decomposition ⬄ Reconstitution Berlin - 1918: Anti Capitalism, Avant-Garde, Art, Atonal Music, Galerie Christian Nagel, Berlin (Catalogue)

2002

• Negations of Strict Order: Anarchism, Cubism and Syncopated Music, American Fine Arts, New York

2001

• Minister und Senatoren - Politische Physiognomische Fragmente, Galerie Christian Nagel, Colgone
• Falsa Prosspettiva - Knowledge Sculpture, Galleria Lia Rumma, Milan (Catalogue)
• Neuer Turmbau zu Babel, öffentliches Kunstprojekt für den Münchner Stadtteil Riem
• Die offene Bibliothek Augsburg, Gesellschaft für Gegenwartskunst e.V., Neue Galerie im Höhmannhaus, Augsburg
• Clegg & Guttmann, Galleria Emi Fontana, Milan

2000

• The Historical Soccer Stadium, Denkmal vorschlag für die Deutsche Bank, Frankfurt
• Washing Hands Here and in the Criminal Courts, Manhattan, installation in the restroom of the institute for contemporary art PS1/ MOMA

1999

• Portaits, Still Lifes and Landscapes 1985-1999, Galleria Civica di Arte Contemporanea, Trento
• Die sieben Brücken von Königsberg - Die Offene Bibliothek, in Kant-Park, Lehmbruck Museum, Duisburg
• Powerlines for an Urban Park, Projekt im Rahmen von Dreamcity, Alter Botanischer Garten, Munich

1997

• The Open Public Speakers Platform, Grieskirchen, Austria
• 1897: Der erste Zionistenkongress in Basel, Kunsthalle Basel, Basel
• Zionism as Separatism, Öffentliche Bibliothek der Universität Basel, Basel
• The Sick Soul IV - An Auditorium for Film, a Runway for Fashion, a Stage for Music Performance, collaboration with CCSIS, Mamacita Fashion, Mexico City

1996

• The Sick Soul III, Galerie Christian Nagel, Colgone
• The Sick Soul II, American Fine Arts, New York
• The Sick Soul - Morbid Fascination and Behavioral Research in Sociology, TV Entertainment and Photography, Grazer Kunstverein, Graz (catalogue - Durch 10)
• Holocaust-Mahnmal und Gedenkstätte für Jüdische Opfer, Denkmal vorschlag für den Juden Platz, Vienna

1995

• Breaking the Boundaries between Art and Life, New School for Social Research, New York

1994

• The Transformation of Data into Portraiture, Kunstraum der Universität Lüneburg (Catalogue)
• Die offene Bibliothek Mainz, Landesmuseum Mainz, Mainz
• The Seventh Museum, a public project proposal in collaboration with Andrea Fraser, STROOM foundation, The Hague (followed by a symposium)
• Vérité, Galerie Christian Nagel, Cologne

1993

• Die offene Bibliothek Hamburg, Hamburger Kunstverein, Hamburg (Catalogue)
• Die offene Bibliothek Graz, recontextualized, Neue Galerie am Landesmuseum, Graz

1992

• From the Index of Commissioned and Non-Commissioned Photographic Portraits: Gazes in the Direction Perpendicular to the Picture Plane, Placed in a Sequence According to their Intensity, and Accompanied by Varying Postures and Hand Arrangements, P.S.1 Contemporary Art Center, New York
• The Outdoor Exhibition Space, Munich-San Francisco, Kunstraum Daxer, Munich
• The Outdoor Exhibition Space, Janacek-Hof, Vienna
• The Salon of Rejected, Jay Gorney Art Modern, New York

1991

• Printing and Framing, Christian Nagel Gallery, Cologne
• The Open Tool Shelter: A Model, The Power Plant Contemporary Art Gallery, Toronto
• The Two and Four, Edition Julye Sylvester, New York, in collaboration with Franz West
• America, Castello di Rivoli, Turin
• Landscapes, Akira Ikeda, Tokyo/Nagoya
• Die offene Bibliothek Graz, Grazer Kunstverein und Stadtraum Graz

1990

• A Model for a Free Standing Outdoor Library, Kabinett für aktuelle Kunst, Bremerhaven
• Corporate Landscapes, Museum Schloss Hardenberg, Velbert-Neviges, Germany
• The Free Public Library, Jay Gorney Art Modern, New York
• Corporate Landscapes, Nordanstad-Skarstedt Galleri, Stockholm, Sweden
• Galerie Achim Kubinkski, Stuttgart

1989

• FRAC Aquitaine, Centre Culturel, Dax
• Corporate Landscapes, Kunstverein Bremerhaven, Bremerhaven (Cat.)
• Galerie Peter Pakesch, Vienna
• Galleria Giorgio Persano, Turin
• Galérie Pierre Huber, Geneva
• Portraits des Groupes de 1980 à 1989, CAPC Musée d'Art Contemporain, Bordeaux
• International Landscape, XPO Galerie, Hamburg

1988

• Portraits, Landscapes, Still Lifes, Margo Leavin Gallery, Los Angeles
• Collected Portraits, Württembergischer Kunstverein, Stuttgart
• Galérie Hussenot, Paris
• Landscapes and Still Lifes, Achim Kubinski, Stuttgart

1987

• Clegg & Guttmann, Jay Gorney Modern Art, New York
• Petrified Forest Estates, Cable Gallery, New York, in collaboration with David Robbins
• Galleria Lia Rumma, Naples
• Galerie Achim Kubinski, Stuttgart
• Clegg & Guttmann Works 1986/7, Israel Museum, Jerusalem

1986

• Clegg & Guttmann and Joseph Kosuth, Jay Gorney Modern Art, New York
• Galerie Christoph Dürr, Munich
• Galerie `t Venster, Rotterdam Art Foundation, Rotterdam

1985

• Einzel-, Doppel- und Gruppenporträts, Galerie Löhrl, Mönchengladbach
• Galerie Achim Kubinski, Stuttgart
• Still Life, Cable Gallery, New York

1984

• Galerie Tanja Grunert, Cologne
• In Memory of Jim Mahoney, Galerie Achim Kubinski, Stuttgart
• Portrait-Singles, Doubles and Triples, Cable Gallery, New York
• Of Certain Men Who Ate Us, Eric Fabre, Paris

1983

• The Disease of Reason, Galerie Achim Kubinski, Stuttgart
• Allegories of Stock Exchange, Olsen Gallery, New York

1982

• Galerie Michelle Lachowsky, Antwerpen

1981

• Group Portraits of Executives, Annina Nosei Gallery, New York