Born in
Nassau, Holowesko won the Bahamas Cycling Federation's junior National Time Trial in the open all-ages category at the age of 13, in 2014, riding on a
Cervélo S2. He won the time trials again in 2015, and came in second in the road race. In the Junior Tour of Ireland in 2016, riding for the US based Hot Tubes, Holowesko held the
white jersey for two consecutive days. He is a two-time USA Junior National Time Trial Champion. He also won the Bahamian National Road Race Championships in 2018, and the Bahamas Pro National Championship Time Trials in 2014, 2015 and 2017. Holowesko signed to ride with for the 2019 season at the age of 18, which made him the youngest member of the team. ==Major results==