1984: Bonduelle Competition: Brussels, Eindhoven and Leuven

1986: A-concepts: St.-Lucas Gallery, Brussels Young Architects in Belgium, Ghent

1987: Young Architects in Belgium, Rotterdam / Delft (NL)

1988: Young Architects in Belgium, Antwerp Deconstruction, Schaarbeek Market Halls, Brussels

1989: “Recent Werk”: solo exhibition, deSingel, Antwerp

1990: “Antwerp – Haarlem”: Flemish modern art in and around the Grote Markt, Haarlem (NL)

1990: Flemish architects, Moscow (RU)

1990: “Boulevard – Architecture for Domburg”, Domburg / Bergen (NL)

1991: “Een Tijdsbeeld” / “A picture of the time”: 1951-1991, Brussels

1991: “Boulevard, Architecture for Domburg”, Knokke-Heist

1991: Venice Biennale (IT)

1991: Buenos Aires Biennale (AR)

1992: “Project Papeye”, deSingel, Antwerp

1995: Sonsbeek Art and Design, Arnhem (NL)

1995: Open House Information Centre, Nijmegen Town Hall (NL)

1996: Arc en rêve centre d’architecture, Bordeaux (FR)

1996: Fondation pour l’architecture, Brussels

1997: Arquitectura de Flandes, Barcelona (ES)

1998: Kortrijk 1990-2000, Projects for a City, Kortrijk

1999: Contemporary Architecture in Flanders, deSingel, Antwerp

1999: “Recent Werk 2″: solo exhibition, deSingel, Antwerp

1999: São Paolo Biennale (BR)

1999: Homeward, Contemporary Architecture in Flanders, Grenoble (FR) / Rome (IT)

2000: Obra Recent, Barcelona (ES)

2000: Brussel 2000, Brussels

2000: Gerechtsgebouw Gent, Ghent

2000: Horta and after, 25 Masters of Modern Architecture in Belgium, Prague (CZ)

2000: Venice Biennale (IT)

2001: Horta and after, 25 Masters of Modern Architecture in Belgium, Mechelen

2001: New Trends of architecture in Europe and Japan, Tokyo (JP) / Porto (PT) / Rotterdam (NL)

2001: Horta and after, 4 contemporary architects, Tokyo (JP)

2005: Brugge

2010: Flemish School Architecture, Latvian Museum for Architecture, Riga, Latvia (LV)

2010: Building for Brussels, Architecture and urban transformation in Europ, Centre for Fine Arts (Bozar), Brussel