sentences:  Besides a permanent exhibition, Opera Gallery organizes about four solo shows and curated exhibitions a year, in each of its spaces.Opera Gallery represents Ellen Von Unwerth, Manolo Valdés, André Brasilier, Nick Gentry, Lita Cabellut, Pablo Atchugarry, Marcello Lo Giudice, Andy Denzler, Joe Black, David Kim Whittaker, Seo Young-Deok, David Mach, and Umberto Mariani.Opera Gallery also collaborates with museums, art centers and art foundations.