The company was founded in 1872 and merged into De kjøbenhavnske Sporveje in 1898.
Bruun after he had been granted a concession on the establishment and operation of a tram line between Tringlen and Gammel Kongevej on 5 August 1872.
He subsequently founded the Blegdamsvej Line which opened on 12 April 1873 and was initially served by nine tram cars that operated with nine minute intervals.
It was inaugurated on 22 July 1883 and was initially served by eight one-storey tram cars that were operated with eight minute intervals.
Kjøbenhavns Forstæders Sporveisselskab merged with four other tram companies under the name A/S De kjøbenhavnske Sporveje on 1 August 1898.