Born and raised in New York, Montalvo is a San Francisco based director, choreographer, dancer, and dance educator. A professional dancer with Robert Moses Kin and various other companies, his choreographic commissions include works for ODC, RMK, Liss Fain Dance Company, LINES Ballet Training Program/Summer Program, The Black Eyed Peas, DanceWorks Chicago, MINI (USA), Mini Amp Live, SF Ballet School, Concept o4, Dance Mission’s Dance Brigade, Sleepy Hollow Performing Arts Center, Cardinal Ballet, University of SF Dance Ensemble, Marin School of the Arts, & the ODC Dance Jam. Montalvo and his choreography have appeared on the MTV, BET, Telemundo and Fox networks. Montalvo is a past Artistic Director of the Dance Theatre of San Francisco (in his tenure DTSF won two of the four Isadora Duncan award nominations including “Outstanding Choreography” for his ballet, “Pent”). Additionally, he was awarded a 2019 Saint Louis Inner Circle Award for “Such Sweet Thunder”, won an Izzie Award for his choreography in “Art Behind Bars” in 2014 and was nominated for another with "Impulse" in 2015.

As a dance educator, Montalvo has taught for many schools, universities and companies including SF Ballet School, Youth American Grand Prix, USF, Dominican University of California (LINES BFA Program), LINES Ballet Training Program & ODC Dance Commons. Dexandro served as Rehearsal Director of ODC’s Velveteen Rabbit and Co-Director and Rehearsal Master of ODC’s pre-professional teen company. He has also taught at many other schools including Stanford University, SUNY Purchase College and Sleepy Hollow Performing Arts Center. Montalvo holds a BFA in Dance from SUNY Purchase College.