Vestas Wind Systems A/S (<a href="https://www.nasdaqomxnordic.com/aktier/microsite?Instrument=CSE3258&name=Vestas%20Wind%20Systems&ISIN=DK0061539921" target="_blank">CPH:VWS</a>) has teamed up with Ukrainian private energy group DTEK to jointly build a 384-MW wind farm as an expansion of a recently-commissioned plant in the Eastern European country.