After winning the European Champions League with the Italian team Foppapedretti Bergamo in 2007 for a second time after 2005, Grün was honored "Most Valuable Player" of the tournament.[4]
Starting her career in Münster, Germany, where she won the national title in 1997 and the Cup in 2000, she won several Italian Cups (2002, 2006), Championships (2004, 2006) and the CEV Cup (2002 and 2004).[5][6][7][8]
She was awarded Volleyball-Award 2010, by the Germany Volleyball Association for her services to the sport.[9][10] In April 2010 she decided to retire from indoor volleyball and switched to beach volleyball, partnering Rieke Brink-Abeler[11] playing the 2010 and 2011 Swatch FIVB World Tour.[12]
But she returned to indoor volleyball and played with her national team in the 2011 FIVB World Cup[13] and later played with the Russian club Dinamo Moscow[14] winning the 2011 Russian Cup[15] where she was the Most Valuable Player[16] and the 2011–12 Russian Championship silver medal, being also elected the best player in the Russian league that season.[17]
^"Кубок России 2011" [The Cup of Russia 2011] (in Russian). Dinamo Moscow. 30 December 2011. Archived from the original on 15 October 2018. Retrieved 24 November 2017.
^"Gruen Angelina" (in Italian). Lega Pallavolo Serie A Femminile. Retrieved 24 November 2017.