He began his career in 1993 with the Piratas de Quebradillas. As a rookie, he showed great potential but the team decided to trade him for more experienced players. His new team was the Maratonistas de Coamo were he proved to be a star. Later on he was traded to the Atleticos de San German were he currently plays.
Dalmau was named Most Valuable Player in 2004. That same year he was selected to replace his brother Richie Dalmau in the Puerto Rican National Team.
He has two brother who also are basketball stars; Richie and Ricardo.
