Dvorovenko joined American Ballet Theatre in August 1996 and was promoted to soloist in 1997 and principal Dancer in August 2000. Her repertoire with the Company includes Mathilda Kchessinska and the Tsarina in Anastasia, Gamzatti and a Shade in La Bayadère, the Fairy Godmother in Cinderella, Swanilda in Coppélia, Medora in Le Corsaire, Kitri and Mercedes in Don Quixote, Myrta and the peasant pas de deux in Giselle, Valencienne in The Merry Widow, Cerrito in Pas des Déesses, the Siren in Prodigal Son, Rosaline in Romeo and Juliet, the Fairies of Benevolence and Temperament, the Lilac Fairy and Princess Florine in The Sleeping Beauty, Coupava in The Snow Maiden, the pas de trois and Odette-Odile in Swan Lake, Katherina in The Taming of the Shrew, leading roles in Bruch Violin Concerto No. 1, and Études and a featured role in Push Comes to Shove. She created a leading role in The Brahms-Haydn Variations.