1887
An electric streetcar system goes into operation in Budapest.
1890
S&H Vienna opens a technical office in Budapest.
1893
The first A.C. power plant is constructed in Salgoterjen.
1896
The first subway system on the European continent goes into operation in Budapest.
1900
S&H’s technical office is transformed into a stock company.
1902
Ungarische Schuckert-Werke Elektrizitäts AG is established in Budapest.
1904
The heavy current departments of the Budapest S&H branch merge with the Ungarische Schuckert-Werke Elektrizitäts AG to form the Ungarische Siemens-Schuckert-Werke AG, Budapest (USSW), which is managed until 1938 by the Österreichische Siemens Schuckert Werke.
1913
The company opens a cable plant in Budapest and provides Hungary’s national railway with the first automatic telephone system and clock systems.
1925
Hungary’s first radio station is established and the studio technology installed.
1929
Siemens-Reiniger-Veifa AG is founded in Hungary, and establishes its own production facilities.
1934
S&H Budapest merges with USSW to form Ungarische Siemens-Werke (USW).
1946
The Soviet Union takes possession of USW, which as of 1951 operates under the name Budapester Elektromotor- und Kabelwerk.
1970
An agency agreement is signed with Intercooperations AG for the sale of Siemens products in Hungary.
1971
A supply contract is signed with the Budapest transport authorities for a large data processing system.
1974
Intercooperations AG and Siemens found Sicontact GmbH in Budapest.
1981
The company delivers the first process computing system for Budapest’s subway.
1990
Sicontact GmbH is renamed Siemens GmbH.
1994
Siemens AG Hungary is founded, bringing together Siemens’ activities in the country. Company headquarters are in Budapest.
1995
An order is received for an air traffic control system for the Budapest control center.
1998
Siemens electrifies various Hungarian railway lines.
2006
Siemens equips a Budapest subway line for fully automatic operation.