(Credit: Alexander Karnaushenko) Ekaterina Gubanova has joined MWA Management for General Management.  Gubanova is associated with the works of Wagner and Verdi and has also performed Santuzza in “Cavalleria Rusticana,” Adalgisa in “Norma,” Giovanna Seymour in “Anna Bolena,” Lyubasha in “Tsar’s Bride,” Mere Marie in “Dialogues des Carmelites” and Marguerite in “La Damnation du Faust.” She is currently starring as {…}