NKT Holding A/S (Public - CPH:NKT) is a Denmark-based holding company engaged in the acquisition, ownership and management of industrial companies within three business areas. NKT Cables supplies power cables to sectors such as electricity infrastructure, including onshore and offshore high and medium voltage cables; railway, comprising catenary wires and signal cables; construction, including low voltage cables; and automotive wires. Nilfisk-Advance supplies professional cleaning equipment and solutions. It offers scrubbers, wet and dry vacuums, among others. Photonics Group consists of NKT Photonics A/S, LIOS Technology GmbH and Vytran Inc. They are active in optical fiber technology and manufacture light sources, optical equipment, long-range measuring systems, and fiber processing precision equipment. The Company operates globally through its group companies, as well as a network of indirectly owned subsidiaries. In July 2013, the Company completed the acquisition of Ericsson's power cable business.