Tereshchenko stepped up to the Euroformula Open Championship, with Campos Racing, in 2014.

[8] He suffered a spectacular rollover in his first free practice session at Spa and was unable to partake in either of the weekends' two races.

[9] He returned to the championship late in the 2015 season with Campos Racing, and remained with the Spanish outfit for 2016.

The Russian only scored points in his final GP3 outings in Abu Dhabi in 2016 and was dropped for 2017.

Tereshchenko contested the World Series Formula V8 3.5 in 2017, initially competing with Teo Martín Motorsport before switching to SMP Racing for the last round in Bahrain.