In 2003, Prokom Trefl played in the final of the FIBA Europe Champions Cup, against Aris.

In 2009, the club relocated from Sopot to its neighbouring city of Gdynia within the Tricity.

It also made a return to European-wide competitions for the first time in 6 years, by playing in the 2018–19 EuroCup.

Note: Flags indicate national team eligibility at FIBA-sanctioned events.

Note: Flags indicate national team eligibility at FIBA-sanctioned events.