'Stockholm Tramways', abbreviated SS) is a Swedish public transport company that is contracted to operate various tram and rail services in the Stockholm area.

Founded in 1987 by the Swedish Tramway Society (Svenska Spårvägssällskapet), the company initially focused on heritage tram operations along the Djurgårdslinjen.

In April 2014, Stockholms Spårvägar won a competitive bid to operate Spårväg City and the Lidingöbanan for eight years, with an option for a four-year extension.

Its depots are located at Djurgården, Lidingö, Ulvsunda, and Neglinge, where SS maintains vehicles, and manage staff operations.

[8] The company also supports youth initiatives, providing training opportunities through a partnership with its former owner, the Swedish Tramway Society (Svenska Spårvägssällskapet).