 In October 2019, Cornejo celebrated his 20th anniversary with ABT with a special performance at the Lincoln Center, including George Balanchine's "Apollo" with Cornejo's frequent partner, Misty Copeland, "El Chamuyo" with his sister and former Boston Ballet principal dancer, Erica Cornejo, and Twyla Tharp's new work, "A Gathering of Ghosts".Cornejo has performed as a guest artist with numerous companies around the world, including Ballet Estable del Teatro Colón, La Scala Ballet, Universal Ballet of Korea, National Ballet of Japan, Kremlin Ballet, Dortmund Ballett, New York City Ballet, Boston Ballet, Pennsylvania Ballet, Martha Graham Company, Ballet Hispánico, Ballet Contemporáneo de Cuba and Corella Ballet Castilla y León.Cornejo has earned international recognition as a soloist.