He competed in the first two rounds of the 2022 Formula Regional Americas Championship with Velocity Racing Development (VRD),[1] and made his debut in the GB3 Championship later in the year as a result of the collaboration between VRD and Arden Motorsport.

[2] In 2019, Christodoulou competed in the Junior ROK category of the Florida Winter Tour with Goodwood Kartways, where he came 37th with 355 points.

He switched to Velocity Racing Development for 2022,[5] where he finished 4th in the standings with two wins.

Christodoulou continued with Velocity Racing Development into 2022, where he competed in the 2022 Formula Regional Americas Championship.

[6] † As Christodoulou was a guest driver, he was ineligible for championship points.