 On February 28, 2011, Festerling was traded to the Atlanta Thrashers in exchange for goaltender Drew MacIntyre.On July 23, 2012, Festerling signed with the Nürnberg Ice Tigers of the German top-flight Deutsche Eishockey Liga (DEL).In two seasons with the Ice Tigers, he provided a physical defensive presence and totalled 20 points in 72 games.