The Oklahoma native made his professional debut in Supercross at the Anaheim opener in the 250SX class. Racing on his Crossland Racing Honda CRF 250 he was able to finish a very respectable 12th place. Marquier has trained with Trey Canard in the past. He earned his SX points racing at the Ricky Carmichael Road to Supercross event. He gained some additional experience racing the last two of the Lucas Oil Pro Motocross Championship, Utah and the Ironman event in Indiana.