Contested final three races of the season with a podium finish at VIR
2016
Finished 4th in GTD point standings after collecting three podium finishes
2015
Won 2015 Continental Tire Challenge GS championship, four wins (Sebring, Laguna Seca, Watkins Glen, COTA) with co-driver Andrew Davis.
2014
Finished third in 2014 GS points, winning for Stevenson Motorsports at Sebring, Watkins Glen and Indianapolis.
2013
Finished third in 2013 GS points, winning four races, including three straight.
2022
Finished fifth in IMSA Michelin Pilot Challenge GS drive standings with a win at Lime Rock Park.
2023
Finished second in Michelin Pilot Challenge GS class standings along side co-driver Frank DePew. Victorious at Road America and VIRginia International Raceway.
2024
Alan Jay Automotive Network 120 (Sebring) race winner in the GS class.
