2022
- “Vom Zauber der Handbewegung” Museum Pfalzgalerie Kaiserslautern
- “Der Linie auf der Spur”, Galerie Werner Klein, Köln
- “Rotating/Axis” Furnace-Art on Paper, Falls Village, Ct
2021
- Kajetan presents, Kajetan Berlin
- Accrochage, Galerie Werner Klein, Köln
- “Finale-Director’s cut” (catalog) Museum Pfalzgalerie Kaiserslautern
- “Kein Tag ohne Linie” Museum Ritter, Waldenbuch
- “Winter” Furnace – Art on Paper Archive, Falls Village, Ct
2020
- “Gezeichnete Stadt” Berlinische Galerie, Berlin (Katalog)
- “20 Jahre Galerie Werner Klein” Köln
- “…außer vielleicht eine Konstellation, Hommage a Giandomenico Tiepolo” curated by Michael Glasmeier, oqbo Berlin
- 2020 “Die Vielfalt der Farbe” Galerie Werner Klein, Köln
2019
- “Labyrinth der Farben”
Museum Pfalzgalerie Kaiserslautern
2017
- “The State of New York Painting”, curated by Michael Walls, Kingsborough Art Museum, CUNY, New York
2016
- “If only Bella Abzug were here”, Marc Straus Gallery, New York
- “Band”, curated by Stephanie Buhmann, Painting Center, New York
2015
- “Parallel Lines”, Merton Simpson Gallery, New York
2014
- “Romantic and Contemporary Landscape Drawings" Städtische Galerie Bietigheim-Bissingen (catalog)
- “outdoor”, Galerie der Schlumper, Hamburg
- “Farbe und System” Werner Klein Gallery, Cologne
- “Berlin – New York” oqbo Gallery, Berlin
- 10 Years Ruhnke Gallery, Potsdam
2013
- "Line and Form", Marc Straus Gallery, New York
- Romantic and Contemporary Landscape Drawings, Kunsthalle Bremen
2012
- "Paper Band" Jason McCoy Gallery, New York
- "Bestandsprobe" Museum Pfalzgalerie Kaiserslautern
2010
- "2000 - 2010",
Werner Klein Gallery, Cologne
- "New Prints 2010/Spring",
curated by Philip Pearlstein,
IPCNY International Print Center
New York, USA
2009
- “Gegenwart der Linie” Pinakothek der Moderne, Munich, Germany (catalog)
- “Das erste Jahr”, Robert Kastowsky Gallery, Vienna
2008
- "Die Welle", Kurpfälzisches Museum, Heidelberg, Germany
- Museum Micus, Ibiza, with Eduard Micus, Andrei Roiter et. al..
2007
- "Neu kombiniert",
Pfalzgalerie Kaiserslautern, Germany
- “New Prints”, curated by James Sienna,
IPCNY International Print Center, New York
- “paint it blue” Works from ACT art collection Siegfried Loch, Neues Museum Weserburg, Bremen, Germany (catalog)
- “connected”, Altes Museum, Mönchengladbach, Germany
2006
- “Ich ergötze mich am Bunten, Ich erquicke mich im Blau”
Pfalzgalerie Kaiserslautern, Germany
2004
- “Colored Pencil”, K.S.Art, New York City
2003
- “Accrochage”, Museum Walter im Glaspalast, Augsburg, Germany
- “Off the Beaten Track-Contemporary Mindscapes”, Mead Art Museum, Amherst College (catalog)
- “Reminiscent of Nature”, Farm Art Space, Missoula, Montana, USA
2002
- “Der Berg”,
Heidelberger Kunstverein, Germany (catalog)
- “Made in Tribeca”, with Melissa Meyer and Jerry Zeniuk, Susanne Albrecht, Gallery
- “Quadrate”, Susanne Albrecht, Gallery
2001
- “Landschaften eines Jahrhunderts”, Städt. Galerie Aschaffenburg, Germany
2000/01
- Robert Steele Gallery, New York City
1999
- “Serialität: Reihen und Netze”,
Städtische Galerie Bremen, Germany
1998
- “New Aquisitions”,
Pfalzgalerie Kaiserslautern, Germany
- “Gallery Group”,
Edward Thorp Gallery, New York City
1997
- “Gallery Artists”,
Edward Thorp Gallery, New York City
- “Some Artists we like”,
Robert Steele Gallery, New York City
- “Summer Group Show”,
Edward Thorp Gallery, New York City
1995
- “Mixed Media Show”,
State University of Arizona, Tempe
1993
- “Landschaften, Reisebilder”,
Susanne Albrecht, Gallery
1992/91/90
- Michael Walls Gallery, New York City
1990
- “Blau, Farbe der Ferne”,
Heidelberger Kunstverein, Germany (catalog)
1984
- “Ortswechsel”,
Modern Studio Freising, Germany
