Stompé won the 2008 PDC German Darts Championship, beating Phil Taylor 4–2 in the final. Both players averaged well in excess of 100; Stompé averaged 107.28, while Taylor averaged 108.09. The win earned him a spot in the 2009 Grand Slam of Darts and also earned him a place in the 2009 World Championship qualifying through the Continental Europe Order of Merit. He originally qualified through Dutch broadcaster SBS6's wildcard place which then went to Remco van Eijden as a result. He defeated 2007 semi-finalist Andy Jenkins in the first round. He also defeated Alan Tabern, the ninth seed in the second round and his impressive form in the championship continued with a 4–0 win over eighth seed Wayne Mardle in the third round. The win set up a quarter final encounter with Taylor, losing 5–0.