Professional Career Highlights (Palmarès)

Guillaume’s career is distinguished by high-stakes victories against world-class competition and remarkable consistency across the international circuit.

Major Championships & Victories:

• Champion of France (University Road Race), 2015: A landmark victory where he secured the national title, finishing ahead of future WorldTour professionals such as Benoît Cosnefroy.

• Winner, Grand Prix de Nogent-sur-Oise: Captured one of France’s most prestigious elite one-day races, demonstrating elite-level tactical execution and sprinting power.

• Multi-Stage Winner, Grand Prix Chantal Biya (UCI 2.2): Consistent podium dominance on the international stage, including decisive stage victories in the 2023, 2024, and 2025 seasons.

• General Classification & Stage Success, Tour de Maurice: Proved his versatility in diverse climates and challenging terrains with multiple stage wins and podium finishes.