Career
He is currently playing for Adler Mannheim in the Deutsche Eishockey Liga (DEL). He previously joined Kölner Haie from fellow DEL club, Krefeld Pinguine. After finishing the 2014-2015 season with Augsburger Panther on April 30, 2015, Riefers signed a two-year contract with fellow German club, Adler Mannheim.