Københavns Belysningsvæsen was a municipally owned company which supplied Copenhagen Tårnby and Dragør municipalities with first gas and later electricity and distant heating, It existed until 2001 when it was merged with under the name Københavns Energi, a name it had already operated under since 1999. Its former headquarters is located on Gothersgade in central Copenhagen and now houses Københavns VUC, a school of secondary education.