Enprom was selected by Equinor and Polenergia for the preparation of special cable routes for the Bałtyk 2 and Bałtyk 3 onshore export grid connections, working alongside Tele-Fonika Kable as the onshore cable manufacturer. Per the Polenergia construction-launch announcement: "Polish companies were selected for the production of cables and the preparation of special cable routes — Enprom and Tele-Fonika Kable." Detailed corridor length and schedule are tracked separately.