 It was with Estudiantes de La Plata that he became a noted midfielder, and landed his first title when the team won the Apertura 2006.Per the conditions of the loan, Estudiantes had to pay US$100,000 to allow Galván to play against River Plate in that tournament.Prior to the start of the 2007 Clausura, Galván returned to River Plate, but was not a starter for most of the tournament, and had some public disagreements with coach Daniel Passarella.