 Markelov last competed in the championship on a full-time basis in 2018 before competing part-time at selected rounds in 2019.Giuliano Alesi will switch from Trident to join Markelov with his seat at Trident being filled by 2019 Euroformula Open champion Marino Sato, who will contest the series full-time after a part-time campaign with Campos Racing.Tatiana Calderón left the team and the series to compete in Super Formula with ThreeBond Racing with Drago Corse.