Eltel AB (publ) provides technical services for the power and communication infrastructure networks in Sweden, Finland, Norway, Poland, Denmark, Germany, Lithuania, and internationally. The company builds, maintains, and upgrades power transmission systems, as well as supplies power distribution services. It also designs, plans, builds, installs, upgrades, operates, and services mobile and fixed networks. In addition, the company offers maintenance services, which comprise scheduled and corrective care services and connect services; upgrade and conversion services to recover and upgrade the condition or technology of an existing infrastructure network; and project delivery services, which include engineering and delivering customer specific network infrastructure projects. It provides its services to national transmission system operators, power distribution grids, telecom operators, and other communication network owners. The company was founded in 2001 is headquartered in Bromma, Sweden.