Donald Theetge made his NASCAR Canada debut in 2011 at GP3R. He later raced part-time in 2016 & 2017 until he made his first full-time season with 22 Racing in 2018, when he picked up his only series win at Sutherland Automotive Speedway.
In 2023, Theetge made eight starts, picking up three top-fives, four top-tens, two pole awards, led 34 laps, and finished runner-up twice.
