Swedegas is an infrastructure company that invests in smart energy systems. The company owns the Swedish gas transmission grid, which extends from Dragør in Denmark to Stenungsund in Sweden. Swedegas transports energy in large volumes to distributors and directly connected customers each year. The gas transmission grid supplies 33 municipal authorities, as well as industrial enterprises, combined heat and power plants and vehicle filling stations, with natural gas. Swedegas is also in the process of developing an infrastructure for biogas and liquefied natural gas (LNG).