1851
S&H receives an order for pointer telegraphs from the Royal Danish Telegraph Administration in Copenhagen.
1882
The company provides electric lighting for Denmark’s armored naval vessel Tordenskjold.
1890
S&H builds and installs Copenhagen’s first municipal power station.
1893
The company opens a technical bureau in Copenhagen. Electrification is provided for the streetcar line linking downtown Copenhagen to Nörrebro.
1902
Dansk Aktieselskab Siemens & Halske is founded.
1904
Dansk Aktieselskab Siemens-Schuckert is founded.
1947
The old Siemens companies are dissolved and three new companies are established: Siemens Stærkstrøm AS, Siemens Svagstrøm AS and Siemens Røntgen AS.
1956
The heavy-current and light-current companies are merged to form Dansk Siemens Aktieselskab.
1975
The company moves into its new office building in Ballerup.
1980
Denmark’s largest power unit goes into operation.
1983
The Danish National Railway awards Siemens a contract for three-phase locomotives.
1991
Europe’s first public high-speed data network goes into operation in Denmark.
2003
Siemens acquires Danfoss’ Flow Division to strengthen its position in process automation.
2005
Siemens acquires Bonus Energy A/S, a provider of wind turbines, and founds Siemens Wind Power
2007
Siemens lands a contract for converter stations for the Storebaelt project, a 400-kV HVDC connection across the Great Belt between the islands of Zealand and Funen