SOLO EXHIBITIONS
1980 Galerie Hinterhaus, Kiel
1981 Galerie Marley, Kiel, Galerie Christoph Dürr, München; Schönstrasse Unendlich, Hamburg
1982 Galerie Quadriga Forum, Zürich; Galerie Imanuel, Rodenbach
1983 Galerie 7,Freiburg
1984 Galerie Ferdinand Maiere, Kitzbuehel, Galerie Schiessl Monaco, Galerei Karin Bolz, Muehlheim
1985 Galerie Stahlberger, Weil am Rhein; Galeria Peccolo, Livorno, Galerei Severina Teucher, Zurigo, Getler Saper Gallery, New York; Galerie Hilger, Wien
1986 Creative Arts Council, Sharon, Connecticut; Museum Gelsenkirchen; Galerie Kremer Tengelmann, Gelsenkirchen, Galerie Schiessl, Monaco, Galerie am kleinen Markt, Mannheim
1987 Galerie Kremer-Tangelmann, Köln; Galerie Hilger, Vienna, Galerie Hilger, Francoforte, Galerie Stahlberger, Weil am Rhein
1988 Galeria Quatro Gats, Palma de Mallorca; Galerie Lamaignière Saint Germaine, Paris; Galerie am Rindermarkt, Zurigo
1989 Art actuelle, Liège; Galerie Marsilio Margiacchi, Arezzo; Galerie G., Besancon, Galerie Clairefontaine, Lussenburgo, Galerie Hilger, Francoforte, Galerie Lamaignère St. Germani, Paris, Galerie am kleinen Markt, Mannheim
1990 Galerie Kunststation Sankt Peter, Köln; Galerie Hilger,Vienna; Galleria Carini, Firenze; Galerie Brigitte Wagner, Bonn Kunstverein Rotenburg, Galerie Brinkmann, Amsterdam, Galerie Susanne Zander, Köln
1991 Galerie Die Brücke, Buenos Aires; Galerie Brinkmann, Amsterdam; Galerie Freund, Klagenfurt, Juul van der Heuvel, den Haag, Galerie Hilger, Vienna
1992 Galerie Brigitte Wagner, Bonn; Galerie Hilger, Wien ,Galerie LamaignèreSt. Germain, Paris, Galerie Brinkmann, Amsterdam
1993 Kunstverein Mannheim; Galerie Hilger, Francoforte
1994 Galerie Art Actuel; Liège; Venice Design Art Gallery, Venezia
1995 Galleria Solarte, Roma; Patrizia Pietrogrande, Firenze, Galerie Hilger, Vienna, Porto Turistico, Capri
1996 Galerie Paleo, Köln; Venice Design Art Gallery, Venezia
i Granai, Lucca, Fondazione ICECOCU, Seoul, Corea
1997 Associated American Artists, New York; Artcore Gallery, Toronto; Convento dei Passionisti, Monte Argentario, Andrew Han Gallery, Montreal, Galerie Bornemann, Lubecka
1998 Venice Design Art Gallery, Venezia, Galerie Madach 5, Budapest; Museum Kuenzelsau, Glaskasten Studtgart
1999 Venice Design Art Gallery, Venezia; Galerie Glacis, Graz
2004 Venice Design Art Gallery, Venezia
2005 Venice Design Art Gallery, Venezia
2006 Galerie Hilger, Vienna (with Dormice and Sawan Yawnghwe)
2007 Venice Design Art Gallery, Venezia,
Galerie Zeitkunst, Kitzbuehel
2009 ToM, Détournement Venice 09, collateral event 53 Biennale of Venice, German Italian Institut Palazzo Albrizzi
ToM, White Box, New York
2013 Centro Caprense So what? Still good! Capri
Capricorno Gallery, Capri
2014 De coöperatieve stad, Canvas, Wood, Paint, Hasselt
2014 De Unie Hasselt-Genk, Gelatinefabriek, TOM act III Start, Hasselt
2018 Brotkunsthalle Hilger, Vienna
2022 We Love You, Heinrich Nicolaus works 2010-2022 selected by I N S T I T U T E 54, MOEBART Elke Pateet, Diest, Belgium
GROUP EXHIBITIONS
1980 Galerie Marley, Kiel;Museum am Dom, Lübeck
1982 Galerie Lang, Wien
1983 Imago, Nuernberg; Evangelische Akademie, Hamburg
1984 Getler Saper Gallery, New York
1985 Leopold Hoesch Museum, Dueren; Deutsche Bank, Heidelberg
1986 Kunstlerhaus Salzburg; Galerie Hilger, Wien; Accademia estiva Europa, Civitella d’Agliano; Collezione Amsler, Aarau; Staedtische Galerie im Trudelhaus, Baden
1987 Palazzo Lanfranchi, Pisa; Galleria Bonifacio, Genova; Kuenstlerwerkstaetten Lothringerstr., Monaco; Campo dei Segni, Civitella
1988 Convento Servito di Maria, Pesaro; Convento del Bosco, Firenze; Halle IV, Benconvento
1989 Galerie Susanne Zander; Galerie Lamaignère St.Germain, Paris; Galleria Civica, Reggio Emilia
1990 Galerie Brigitte Wagner, Bonn; Grafiktriennale, Frechen; Artlantis, Stuttgart
Galerie d’Art actuel, Liegi
1991 Scottsdale Center for Art, Arizona; RAI special show, Amsterdam
1992 Leonhardskirche und Hospitalhof, Stuttgart; Galerie Anton Meier, Genf; Kunstverein Horn
1993 Stadtmuseum, Saarbrucken; AMC Amsterdam
1994 Stadtmuseum, Wurzburg; Galerie Clairefontaine, Luxemburg; Holtegaard Foundation, Holte, Danimarca; Galerie der Bruecke, Buenos Aires
1995 Fundacion Cultural COAM, Madrid; Fundaçao Bienal de Sao Paulo
Galerie Marie Puck Broodthaers, Bruxelles
1996 Galerie Dominion, Montreal; The Landon Gallery, New York; Georgetown University Gallery, Washington; Museum of Modern Art, Medelin, Colombia; Joseph D.Carrier Art Gallery, Toronto
1997 Artcore Gallery,Toronto; American Associated Artists, New York; Vancouver Contemporary Artworks, Vancouver; Hospitalhof Stuttgart
1998 Museo degli Uffizi, Firenze; Galerie Stahlberger, Weil am Rheim
1999 Espace Paul Ricard, Paris; An unequals Eye, New York
2000 Palazzo delle Papesse, Siena, (con Dormice)
2001 Galleria Nazionale d’Arte Moderna, Roma (con Dormice)
Foundation Pino Pascali, (with Dormice)
Museo d’Arte Moderna e Contemporanea, Verona (con Dormice)
2002 Fondazione Sandretto Re Baudengo, Torino (con Dormice)
2003 Galleria Fernando La Torre, Saragozza
2004 MESEDU, Museum for cont. Art, Sassari (with Dormice)
MACI, Museum for cont. art, Isernia
Biennale in Transit, Castel St. Angelo, Rome (with Dormice)
2005 Center for Cont. Art, Cestello di Rivara, Turin (with Dormice)
Center for Cont. Art, Pesaro-Urbino (with Dormice)
2009 Biennale del libro d’artista, Roma
2010 TINA B, Biennale for multi media art and performance, Prague
Mediamorfosi, SudLab, Naples
2010 DX0.1 concept space, Milan
2011 Stadtmuseum Ratingen, Schlaglichter II
2012 Kunstpalast Duesseldorf
2015 Kunstverein Jülich, Spiele, Jülich
2017 The Hilger Collection, Brotkunsthalle, Wien
2019 “Tutti i pani del Mondo” a cura di Andrea del Guercio, Fondazione Sassi, Matera
2020 Festival di Corciano, Medialismi 2.0' a cura di Gabriele Perretta
His work can be found in the following collections:
The Uffici, Florence,
The Albertina, Vienna;
Museum moderner Kunst, Linz,
The Deutsche Bank Collection Fankfurt and Singapore,
The Chase Manhattan Collection, New York;
The Leopold Hoesch Museum, Dueren;
Stadtmuseum Ratingen,
The Wuerth Museum, Kuenzelsau;
The City of Munich Collection,
MOMA Buenos Aires,
Löwensstein collection Buenos Aires/Miami
MOMA Bogota,
Hundertwasser collection, New Zealand,
Mercedes Benz New York,
MOMA Palma de Mallorca,
Tengelmann Collection Cologne,
Fendi collection Italy,
Amsler collection Bieberstein,
The City of Kiel Collection;
The FRAC Collection Burgundy and Strasbourg;
The Toulouse Museum;
Palazzo Forti,
Verona (with Dormice);
The Scottsdale Center for Contemporary Art, Arizona;
The University of Graz;
The Kunstkolletion Bouw Fonds, Hoevelaken;
The Griesbach Collection, Graz;
The Frieder Burda Collection, Baden Baden;
The Amsler Collection Aarau, Suisse,
Greve in Chianti (open-air sculpture) and
Civitella d’Agliano (open-air sculpture)
Stephane Janssen Collection, Los Angeles