Since 1997 the gallery is specializing in Austrian and international modern art, showing Gustav Klimt, Egon Schiele, Oskar Kokoschka, Alfred Kubin, Lyonel Feininger, Karl Schmidt-Rottluff, George Grosz and E.L. Kirchner. Exhibitions are regularly accompanied by catalogues written by art historians. W&K-Wienerroither & Kohlbacher participate in selected national and international fairs at Salzburg, Vienna, New York, Munich, London, Paris and Maastricht.

Since 2013 W&K is associated with the New York based gallery Shepherd W&K Galleries. The gallery as lender of museum-quality artworks is also cooperating with important museums like Kunsthaus Zürich, Musées royaux d’art et d’histoire, Fondation Louis Vuitton, The Barbican Center, The National Gallery London, Kunsthalle Moritzburg, Albertina, Belvedere etc. An additional gallery space was opened in the barock Palais Schönborn-Batthyány in the city center of Vienna to present contemporary art.