Polish company Enprom was selected to prepare the onshore cable routes and perform civil works for the approximately 14 km onshore connection corridor linking the export cable landfall near Ustka to the onshore substations at Pęplino and onward to PSE's Słupsk Wierzbięcino substation. Enprom's scope covers cable route preparation including trenching, duct installation, and civil engineering works along the 220 kV and 400 kV onshore cable corridor for the Bałtyk 2 and Bałtyk 3 grid connections.