[2] Samantha Tan began racing at the age of 16, participating in events under the National Auto Sport Association in the Performance Touring E category with a modified 1991 Honda Civic.
[4] Tan made her debut in the Pirelli World Challenge in 2015, racing in a Kia Forte Koup in the TCA class.
Tan and Wittmer would move up into GT4 participating in the 2018 SprintX GT Championship Series,[6] driving a BMW M4 GT4 now alongside each other in one car instead of as two separate entries.
[7] The following year, Tan moved up to GT3 cars, participating in the GT3 class in 2022 GT World Challenge America alongside Wittmer.
[8] While racing in the National Auto Sport Association, Samantha Tan also studied at and has since graduated from UC Irvine with an economics degree.