Career
He started racing at the age of 8. He raced in karting championships for seven years. In 2003, Harald participated in Formula Bayerische Motoren Werke testing and in 2004 he drove in the Austrian-Swiss Formula Bayerische Motoren Werke championship.
Simultaneously, he was a driver in Formula Renault 2000 Scandinavia.
He continued with German Formula Bayerische Motoren Werke in 2005. Schlegelmilch was good enough to promote in German Formula Three, scoring a few wins.
His team, High School Technik decided to go to Formula Three Euroseries taking Harald with them. They started testing very late, so results of the first races were poor.
In October 2007, he tested a Trident GP2 car.
lieutenant was announced at December 2 that he will drive in International Formula Master with Trident in 2008. He has been linked to possible GP2 or World Series by Renault drives in 2009, and drove for Comtec Racing in place of Alexandre Marsoin at the opening rounds in Montmeló. Marsoin returned for round two however, leaving Schlegelmilch without a drive.
He also drove in the GP2 Asia Series in 2008.
Career summary
† - As Schlegelmilch was a guest driver, he was ineligible to score points. Complete GP2 Series results
= Complete GP2 Asia Series results (key) (Races in bold indicate pole position) (Races in italics indicate fastest lap).