Sondre was born and grew up in Dombås (central Norway), lived in Warsaw for 3 years, as well in Kiev (Ukraine). He started dancing at 5 years old. At the age of 8 he took part in his first Swing dance competitions and at 13 began teaching locally. In 2007 Sondre went for Norway’s got Talent show and since then his dance career has really started;
In 2009-2010 he began competing in Boogie Woogie; European Champion title in Boogie Woogie Juniors class 2010 (Stuttgart, Germany). In 2011-2015 also started dancing and competing in Lindy-hop. World Champion title in Boogie Woogie Juniors class 2011 (Stuttgart, Germany). 1 Place in European Swing Dance Championship Strictly 2013 (London, UK). 1 Place Boogie Woogie Cup 2014 (Munich, Germany). 7 Fast feet jack’n’jill victories in 2011-2014.
In 2017-2019 he moved to Warsaw and became a full-time dancer. In 2020-2021 working as CEO for Sondre & Tanya YouTube Channel. In 2022 he moved from Kiev to Oslo as CEO for Sondre & Tanya YouTube Channel. Full-time dancer.