It has approximately 130 works by renowned world artists including Michelangelo Pistoletto, Jannis Kounellis, Joseph Beuys, and Joseph Kosuth.
Key figures closely associated with the movement are Giovanni Anselmo, Alighiero Boetti, Pier Paolo Calzolari, Luciano Fabro, Jannis Kounellis, Mario Merz, Marisa Merz, Giulio Paolini, Pino Pascali, Giuseppe Penone, Michelangelo Pistoletto, Emilio Prini, and Gilberto Zorio.
"Arte Povera" was essentially formed around two nucleus: one in Turin, with artists such as Michelangelo Pistoletto, Mario Merz, Marisa Merz, Giuseppe Penone, Giulio Paolini, Giovanni Anselmo, and Piero Gilardi; and one in Rome, with Alighiero Boetti, Jannis Kounellis and Pino Pascali.
The collection today comprises about 3,000 artworks, still with an emphasis on postwar art, including Georg Baselitz, Joseph Beuys, Gerhard Richter, Sol LeWitt, Jeff Koons, Jannis Kounellis and Jörg Immendorff, among others.
His gallery exhibited work by various artists including Robert Mapplethorpe, Ray Metzker, Joel-Peter Witkin, Lynn Davis, Jock Sturges, Irving Penn, Sean Scully, Jannis Kounellis, Mel Bochner, and Richard Misrach.
She has also collaborated with Jannis Kounellis and produced some films, including the film Buster's Bedroom (1990) which was shot by the Academy Award-winning Sven Nykvist and stars Donald Sutherland, Geraldine Chaplin, and Martin Wuttke.