1981

Group Show of Ghanian Painters, Oakland, USA

1985

Artists for Human Rights, Überseemuseum, Bremen, Germany

1986

We live here, El Patio, Bremen, Germany

1987

Exhibition of the BBK (Art Association) Bremen, Weserburg Bremen, Germany

Paintings 87, El Patio Bremen; Germany

1988

Bremer Förderpreisausstellung für bildende Kunst, Weserburg Bremen, Germany

1991

Bremen Art Show, BBK Bremen, Germany

Artists of Bremen, Galerie Roche, Bremen, Germany

1993

Art Multiple Düsseldorf, Germany

1994

Sixteen paintings and prints, London, GB

Art in Landtag, Mainz, Germany

1995

The Right To Hope, Jahannisburg, South-Africa

Absolute Ghana, Accra Contemporary Art ACA, Accra, Ghana

Around and Around, Doual´Art, Galerie Peter Herrmann, Doula, Cameroun

African Art of our Time, Tokyo, Japan

1996

Biennale Dakar, Senegal

Africana, Sala 1, Rom, Italy

Dance on the Volcano, Galerie Steinbrecher, Bremen, Germany

African-European Inspiration, Alsdorf, Germany

1997

Biennale Havanna, Cuba

Polarisation, Dokoupil/Dahn/Owusu-Ankomah, Galerie Jörg Heitsch, Munich, Germany

Transla Cia 1997, B.W.A. Galerie Pytrow Tryb, Poland

Exhibition of the Fourth International Conference of Visual Arts, Vancouver, Canada

1998

Body and Soul, Staatsgalerie Heerlen, Netherlands

Aids Worlds, Les Mondes du Sida, Genf, Zug, Bellinzona, Zürich, CH

The new Spirit of Africa, Kunstverein Neue Galerie Landshut; Germany

Echo, Kunstverein im Thalhaus, Wiesbaden, Germany

1999

From Skarabäus to New Beetle, Kunstverein Bad Salzdetfurth, Germany

Translacje 1999, Pjotrkow Tryb, Poland

Five Continents One City, International Salon of Painting, Museum of Mexico City

Transavantgardia, October Gallery, London, GB

2000

Heimatkunst, Haus der Kulturen der Welt, Berlin, Germany

Over-View, Galerie Peter Herrmann, Stuttgart, Germany

Arch, Kunstverein Bad Salzdetfurth, Germany

The Insect, Galerie Kühn, Berlin, Germany

Paradise Zero, Eventa 5 Biennnale, Uppsala, Sweden

Kunstkoffer, Dialog der Kulturen, Expo 2000, Hannover, Germany

Transafricana, Bologna, Italy

Mission 2000, Lille, France

2001

Over-View, Galerie Peter Herrmann, Berlin, Germany

„It flys and flys“, Kunstverein Bad Salzdetfurth, Germany

2002

Bilder und Skulpturen, Kunstverein Bad Salzdetfurth, Germany

Afrika ist im Kommen, Paul Löbe Haus des Deutschen Bundestags, Berlin, Germany

2003

Ghana Yesterday an Today, Musée Dapper, Paris, France

Der Rest der Welt, Pirmasens, Germany

Post Border Land, SPK Amsterdam, Netherlands

Espacios Mesticos II, International Contemporary Art Meeting, Las Palmas de Gran Canaria, Spain

A Fiction of Authenticy: Contemporary Africa Abroad, Contemporary Art Museum St. Louis, Missouri, USA

Dialoge, Gegenwartskunst in Südbaden, Galerie im alten Schloß, Wehr, Germany

Inscribing Meaning, National Museum of African Art, Smithsonian Institute, Washington D.C., USA

Weltkunstreihe VII, Galerie Klinger, Germany, (with Frédéric Bruly Bouabré & Aboudramane)

Art Cologne, Galerie Peter Herrmann ( with Sokari Douglas Camp, Chéri Samba, Pascale Marthine Tayou und Aboudramane), Cologne, Germany

2004

Africane, Stadthalle Oelsnitz, Germany

L ´Afrique à venir, Kunstverein Ostseebad Kühlungsborn, Germany

Africa Remix, Museum Kunstpalast Düsseldorf, Germany

2005

Africa Remix, Hayward Galley, London, GB

Africa Remix, Mori Art Museum, Tokio, Japan

Africa Remix, Centre Georges Pompidou, Paris, France

Retour au futur, Sammlung Elmer, Abbaye de Neumünster, Luxemburg

2006

Biennale Dakar, Senegal