NKT A/S is a Danish power cable producer and accessory manufacturer based in Copenhagen. The company is listed on the Nasdaq Copenhagen and has approximately 6000 employees with production facilities in 10 European countries. It is best known for its offshore high-voltage DC cables that are used to connect offshore wind farms to onshore grids. They have also supplied projects with high voltage power highways and are a specialist within building wires for residential, business, and industrial sites. Wikipedia