Landsnet is a transmission system operator of the Icelandic high-voltage power grid. It is a public company owned by Landsvirkjun (64.73%), Rafmagnsveitur rikisins (22.51%), Orkuveita Reykjavíkur (6.78%), and Orkubu Vestfjarða (5.98%).Landsnet was established in 2005 by separating from Landsvirkjun. It is a member of the European Network of Transmission System Operators for Electricity.