[1] In 2013, Bergman won a bronze medal in the middle distance at the 2013 World Orienteering Championships.

[3] In 2014, Bergman was one of the favourites to win the World Championships Middle Distance in Vuokatti, Finland, but finished in a disappointing 9th place; following this, Bergman had one of the best performances of his career in the Relay event, in which he ran away from seasoned orienteering stars Thierry Gueorgiou and Matthias Kyburz to win the relay for Sweden- his first gold medal at the World Championships.

[1] At the 2014 European Orienteering Championships, Bergman won a gold medal in the relay with Sweden as well.

At the 2023 World Orienteering Championships in Flims-Laax he won a bronze medal as a member of the Swedish team in the relay along with Albin Ridefeldt and Emil Svensk.

Competing at the 2024 World Orienteering Championships in Edinburgh, he placed fourth in the sprint final, two seconds behind bronze winner Emil Svensk.