The Coenen brothers competed around Europe in 2019, joining the Grizzly Racing Yamaha team for their second season in the 85cc class.

[5][6] Following his success on an 85, Coenen moved up to compete full-time in the EMX125 class of the 2021 European Motocross Championship for the Bud Racing team.

In addition, Coenen finished runner-up behind his brother in the Junior 125cc of the French Elite Motocross Championship, winning three races and two overall rounds.

Continuing his rapid rise through the ranks Coenen, alongside his brother, moved to the Jumbo Husqvarna BT Racing Team for the EMX250 class of the 2022 European Motocross Championship.

After this single season in EMX250, Coenen was signed by the Red Bull KTM Factory Racing team to compete in the MX2 class of the 2023 FIM Motocross World Championship.

The 2024 season saw Coenen continue his rapid adaption to the MX2 class, as he scored regular holeshots to lead races and contend for finishing positions in the top-six places.