MADRID, May 29 (Reuters) - Atletico Madrid's major shareholder Miguel Angel Gil Marin has said the Primera Liga club has agreed a deal with Independiente's 17-year-old Argentine striker Sergio Aguero.
"Deals have been closed with Aguero, Mariano Pernia and Ze Castro and we hope they will all be a great success," Gil Marin told a news conference on Monday. "We are continuing to scour the market to improve our team."
Aguerol and has caught the eye of a number of European clubs, including Bayern Munich.
Pernia, 29, is an Argentine-born left back with dual Spanish nationality who moves from near-neighbours Getafe, while Ze Castro is a 23-year-old Portuguese centre back from Academica.
The club also announced that Spain left back Antonio Lopez had signed a contract extension until 2012, ending media speculation that he was close to a move to Barcelona.
The new signings come as part of a general overhaul of the club's sports section which sees former Valencia sports director Jesus Garcia Pitarch installed as sports director.
Former Real Sociedad coach Jose Maria Amorrortu will head up the youth system.
The club have already confirmed former Osasuna coach Javier Aguirre as coach for next season.