Andreas started triathlon in his hometown of Fredericia at a kids event during the ITU long distance world championship in 2001. Andreas has since progressed steadily through the sport with good results as a junior, U23 and now in the senior ranks. Andreas competed in the 2016 Rio de Janeiro Olympic Games to place 28th.
Andreas won the Duathlon World Championships on homesoil in Odense in 2018.

Recent Highlights

- 9th place at the 2017 Rotterdam World Triathlon Series Grand Final;
- 9th place at the 2017 ITU World Triathlon Stockholm;
- 19th place at the 2017 ITU World Triathlon Montréal;
- 14th place at the 2017 ITU World Triathlon Hamburg;
- 14th place at the 2017 Kitzbühel ETU Triathlon European Championships;
- 24th place at the 2017 ITU World Triathlon Leeds; and
- 37th place at the 2017 ITU World Triathlon Edmonton.