Born in Colonia on January 31, 1979.

Belonged to his country’s national team with outstanding results. Participated in the Sydney 2000 Olympic Games where he lost in the third round. Jumped to professional boxing in 2001.

After winning 16 fights he won the Sturm intercontinental championship of the WBO on May 10, 2002 and in December of that same year he won middleweight WBO world title.

In 2006 conquered the WBA world championship, he then lost on his first defense against Javier Castillejo. He got the title back the following year in the rematch fight. In 2010 he became WBA’s super champion 160 lbs. Made 11 successful defenses until he met in 2012 with Daniel Geale, losing by split decision. In 2013 he won the IBF middleweight crown and then lost it in 2014.

In 2015 in his first attempt against Russian Fedor Chudinov lost the super middleweight belt, although he won it back in the rematch fight on February 20, 2016.

Obtained the World Championship by defeating Fedor Chudinonv by majority decision. He later gave positive in the antidoping test and is currently waiting to test Sample B. His lawyers claim there was no due process in the sample custody chain. If there is a positive result in his Sample B, Sturm would lose his world champion status and would face a 6 month suspension that would reinstate Fedor Chudinov.