Theo Pourchaire made his single-seater debut in 2018 contesting in the French F4 Junior championship. He had an outstanding season with 20 podium finishes out of 21 races and won the junior championship with an incredible sum of points. In 2019, Pourchaire competed in the ADAC Formula 4 Championship with US Rachin-CHRS. He had another impressive season with 12 podiums including 4 wins which let him clench the title. In 2020, the French driver moved to the FIA Formula 3 Championship and with 7 podiums including 2 wins, he finished the season in 2nd place. Pourchaire moved up to Formula 2 with ART Grand Prix full time for the 2021 season. He scored his first F2 win in Monaco along with another win in Monza and a 2nd place in Sochi and eventually finished the year in 5th place. In 2022, Pourchaire remained with ART Grand Prix in F2 and scored 7 podiums including 3 wins and finished the year in 2nd place. The French Driver remains with ART Grand Prix for the 2023 season.