He has focused on competitions, theatre set-design and building design though his work in Plot Architects and Bjarke Ingels Group, BIG. His interest in design has also lead him to initiate various small-scale projects as magazines and exhibitions. In 2006 Simon Irgens left Copenhagen to settle in Berlin, drawn by the strong cultural and artistic scene and his wish to collaborate with Olafur Eliasson and Einar Thorsteinn.