He won the gold medal in the 72 kg event at the 2022 European Wrestling Championships held in Budapest, Hungary.

[1][2] In 2021, Fritsch won the gold medal in the 72 kg event at the Matteo Pellicone Ranking Series 2021 held in Rome, Italy.

[3] Fritsch won one of the bronze medals in the 72 kg event at the 2021 European Wrestling Championships held in Warsaw, Poland.

Fritsch won the gold medal in the 72 kg event at the 2022 European Wrestling Championships held in Budapest, Hungary.

[1][2] In 2023, he won the silver medal in the 72 kg event at the World Wrestling Championships held in Belgrade, Serbia.